US And Canadian Fossil Sites -- Data for IOWA

Version 2309 current as of SEP 2023.

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LocationCountyState/ProvinceDirections,NotesAgeFormationFossilsSite IDCommentsReferenceLat-Long|Spare1Spare2Spare3
-East region(?)IAArea exposures in East Iowa/West IllinoisMBurlington Limestonevertebrates(marine)-fish-chondrichthyes-chimaera-Deltodus;selachii-Cladodus,Ctenacanthus,holocephali-PhysonemusIA023740.8084,-91.1144,location:Burlington.IA,AIi15|*$IA0049,IA0051,IA0052,IA0162,IL0218
North Central IA-IAin regional exposuresDinvertebrates-porifera-stromatoporoideaIA000143.1400,-93.0056,location:Rockford.IA,AHh14|*$IA0024,IA0075,IA0076,IA0078,IA0079,IA0080,IA0081,IA0082,IA0085,IA0087,IA0088,IA0244,IA0247
CrescentAdairIAIn quarryPNStarkvertebrates-fish(bones)IA000242.3078,-95.0417,,AKm73?|$*
GreenfieldAdairIAIn quarryPNStarkvertebrates-fish-chondrichthyes-chimaera-AgassizodusIA000341.3082,-94.4519,,AKm73?|$*
Harrison TownshipAdairIAin Sec 27 in ravine on hillsideinvertebrates-brachiopoda,bryozoa,echinoderms-crinoids(columnals);;vertebrates-fish(fragments)IA000441.3747,-94.2981,,AKm74|$*
Lansing(FirebellHill)AllamakeeIAat Fire-Bell HillCuSt Lawrenceinvertebrates-arthropoda-trilobita-IllaenurusIA0007Can't locate Fire Bell Hill, but illustrations show what looks like a vertical stream bank quite a few meters high.http://ir.uiowa.edu%2Fcgi%2Fviewcontent.cgi?article=129943.3569,-91.2119,,AKm73?|*$IA0005,IA0006,IA0031
Lansing(S1)AllamakeeIA1 km SCuEau Claireinvertebrates-arthropoda-trilobita-SaratogiaIA000543.3569,-91.2119,,AKm73?|*$IA0006,IA0007,IA0031
Lansing(W2)AllamakeeIA5 km W on hillside 3 meters above road on N sideCuSt Lawrenceinvertebrates-arthropoda-trilobita-DikelocephalusIA000643.3653,-91.2705,,AKm73?|*$IA0005,IA0007,IA0031
Postville JunctionAllamakeeIAOMaquoketainvertebrates-arthropoda-trilobita-Megalaspis,(others)IA0254http://www.archive.org/stream/catalogueoftypes22nite/catalogueoftypes22nite_djvu.txt43.0848,-91.5680,,AKm73|$*IA0074
EldoradoBentonIAOMaquoketainvertebrates-arthropoda-trilobita-AnataphrusIA000843.0506,-91.8353,,AKm73?|$*
WaterlooBlack HawkIAMKinderhookinvertebrates-echinoderms-crinoidsIA000942.4964,-92.3442,,AKm73?|*$IA0010,IA0011
WaterlooBlack HawkIAMKinderhookinvertebrates-echinoderms-crinoidsIA001042.4964,-92.3442,,AKm73?|*$IA0009,IA0011
Waterloo(PintsQry)Black HawkIAPints QuarryDCedar Valley Limestonevertebrates-fish-arthrodira-Macropetalichthys,Rhynchodus;chondrichthyes-selachii(sharks)-PtychodusIA001142.4964,-92.3442,,AKm73?|*$IA0009,IA0010
BoonsboroBooneIAinvertebrates-mollusks-bivalvia-EdmondiaIA001242.0597,-93.8798,location:Boone.IA,AKm73|$*
MadridBooneIAPNLabetteinvertebrates-mollusks-bivalvia-Dunbarella,Pteria;;;vertebrates-fish-chondrichthyes-selachii(sharks)-holocephali-edestidae(spines),ListracanthusIA001341.8767,-93.8231,,AKm73?|$*
WaverlyBremerIAin limestoneDHamiltonvertebrates-fish-arthrodira-Rhynchodus;ptyctodontida-PtyctodusIA001442.7233,-92.4681,,AKm73?|$*
BrandonBuchananIADIndependence Shaleinvertebrates-arthropoda-trilobita-CyphaspisIA0255http://www.archive.org/stream/catalogueoftypes22nite/catalogueoftypes22nite_djvu.txt42.3148,-92.0024,,AKm73|*$IA0015,IA0017,IA0122,IA0123
Brandon(E-LimeCk)BuchananIAE along Lime Creek in Cemetery in Limestoneinvertebrates-echinoderms-crinoids(fragments)IA001542.3151,-91.9922,,AKm73?|*$IA0016,IA0017,IA0122,IA0123,IA0255
Brandon(LimeCk)BuchananIAalong Lime Creek E of Cemetery in abandoned and active quarriesinvertebrates-brachiopoda-Atrypa;echinoderms-AgelacrinitesIA001742.3134,-91.9915,,AKm73?|*$IA0015,IA0016,IA0122,IA0123,IA0255
Brandon(SE-RR)BuchananIASE IN interurban RR cuts in LimestoneDCedar Valleyinvertebrates-echinoderms-crinoids(fragments)IA0016The Interurban rail path is now apparently the Cedar Valley Nature Trail42.3052,-91.9775,,AKm73?|*$IA0015,IA0017,IA0122,IA0123
Brandon(SW-CedarRiv)BuchananIAon Cedar River SW of Brandoninvertebrates-brachiopoda-DouvillinaIA001842.2929,-92.0366,,AKm73?|*$IA0122,IA0123
Littleton(LittletonDam)BuchananIAbelow Littleton dam on both sides of Wapsipinicon RiverDCedar Valleyinvertebrates-brachiopoda-Atrypa,spiriferida-Spirifer;Stropheodonta;bryozoa,cnidaria-corals-rugosa-Cryptophyllum,Hexagonaria;tabulata-Favosites;;;echinoderms-crinoids(columnals);mollusks-cephalopodaIA0019As of 2014, the Littleton Dam (low head) may/will be removed.42.5305,-92.0280,,AKm73?|*$IA0123
Lewis(ColdSpringsPrk)CassIAin banks of Nishnabotna River accessible on abandoned road from Cold Springs State ParkPNOreadinvertebrates-brachiopoda,bryozoa;protists-forams-fusulinida;;vertebrates-fish-chondrichthyes-selachii(sharks)(teeth)(sparse)IA002041.2945,-95.1025,,AKm73?|$*
ClarenceCedarIASNiagara Falls dolomiteinvertebrates-arthropoda-trilobita-Cheirurus,MetopolichasIA002141.8894,-91.0569,,AKm73?|$*
-AreaCerro GordoIADinvertebrates-brachiopoda-SchizophoriaIA002643.0382,-93.0302,location:Bird Hill.IA,AKm74|*$IA0022,IA0023,IA0243
Bird Hill(W2-B47)Cerro GordoIA1.6km W on B47DuHackberry_IAinvertebrates-brachiopoda-Atrypa,Cyrtospirifer,productida-Productella;spiriferida-Spirifer,Tenticospirifer;Theodossia;cnidaria-corals;porifera-stromatoporoidea-IdiostromaIA00221 Acre preserve -- collecting permittedhttp://www.americasstateparks.org/Iowa/park/Bird-Hill-State-Preserve/66243.0383,-93.0480,,AKm73?|*$IA0023,IA0026,IA0243
Bird Hill(W8)Cerro GordoIA8km W and 1.6km S of Rockford, IA on Floyd-Cerro Gordo County lineDLime Creekworms-annelida-SerpulaIA0243S70 (zinnia St to 190th st(B47). W 400 meters to 1 acre preserve on N side of road. Collecting permitted.http://www.archive.org/stream/typefossilmiscel371forn/typefossilmiscel371forn_djvu.txt43.0383,-93.0288,,AKn82|*$IA0022,IA0023,IA0026
Claybanks ForestCerro GordoIA'Hackberry Fauna' exposures at Claybanks Forest Park-Devonian Fossils presumably similar to those at Rockford,IAD-IA002443.0931,-93.0635,,AKm73?|*$IA0001,IA0088,IA0244
Hackberry(W5-BirdHill)Cerro GordoIA5 km W at Bird Hill?IA002343.0383,-93.0288,,AKn82|*$IA0022,IA0026,IA0243
Lime Creek(HackberryGrove)Cerro GordoIAAt Hackberry GroveDLime Creekworms-annelida-polychaeta-SpirorbisIA0244Hackberry Grove=25 meter cliff in bank of Lime Creek in Portland Twp Sec 35http://www.archive.org/stream/typefossilmiscel371forn/typefossilmiscel371forn_djvu.txt43.0973,-93.0531,,AKm73|*$IA0001,IA0024,IA0088
Portland TownshipCerro GordoIAnw1/4 sw1/4 s31invertebrates-arthropoda-trilobita-GoldiusIA002543.0892,-93.1325,,AKm73|$*
Rockford(RockfordBrickPit)Cerro GordoIAIn pit of Rockford Brick and Tile CompanyDLime Creekichnofossils-feeding_trace-ZoophycusIA0247Now a county park. Collecting permitted. W on 215th St for 2 km. Park is on N side of road?http://www.archive.org/stream/typefossilmiscel371forn/typefossilmiscel371forn_djvu.txt43.0452,-92.9801,,AKm73|*$IA0001,IA0077,IA0078,IA0079,IA0080,IA0081,IA0082,IA0083,IA0084,IA0085,IA0259
Elkader(SW2)ClaytonIA3-10 meters below Galena dolomite in small creek 2 km SWOPlatteville, Upperinvertebrates-arthropoda-trilobita-IllaenusIA002742.8539,-91.4053,,AKm73?|$*
Marion TownshipClaytonIAnw1/4 se1/4 s19 along left bank of a small North flowing tributary of the Turkey River in shaley LimestoneOElgininvertebrates-arthropoda-trilobita(fragments)-Isotelus;;graptolitesIA002842.9373,-91.6069,,Klm72|$*IA0044
McGregor(SW6-SnyMagillCk)ClaytonIA6 km SW along Sny Magill Creek in LimestoneOPlattevilleinvertebrates-arthropoda-trilobita-CeraurusIA002942.9905,-91.2475,,AKm73?|*$IA0030,IA0032
McGregor(SWg-KnowlesQry)ClaytonIA6 km SW in Boyles Quarry in LimestoneOPlattevilleinvertebrates-arthropoda-trilobita-Ceraurus,EoharpesIA0030Can't find exact location of Boyle Quarry or identify old quarry in satellite images. Location is very approximate42.9817,-91.2519,,AKm73?|*$IA0029,IA0032
McGregor(SnyMagillCk)ClaytonIAalong Sny Magill Creek in Limestone exposuresOPlattevilleinvertebrates-arthropoda-trilobita-CeraurusIA003242.9905,-91.2475,,AKm73?|*$IA0029,IA0030
McGregor(region)ClaytonIAN to Minnesota line in Cambrian Upper Sandstones along Mississippi RiverCuinvertebrates(sparse)IA003143.2912,-91.0904,,AIi34|*$IA0005,IA0006,IA0007,MN0041
Sperry TownshipClaytonIAS of center of Sec 11OGalenainvertebrates-echinoderms-crinoidsIA003342.7939,-91.5158,,AKm73|$*
Strawberry PtClaytonIAarea quarriesSinvertebrates-mollusksIA003442.6870,-91.5312,,AKm62|$*
ClintonClintonIASNiagaraninvertebrates-arthropoda-trilobita-Goldius;;graptolitesIA003541.8333,-90.1942,,AKm73?|$*
Clinton(area)ClintonIAfrom US30 N to US20 in quarries and roadcutsSinvertebrates-mollusksIA003642.2610,-90.4284,,AHh23?|$*
BoyerCrawfordIAin area streams and gulliesinvertebrates-mollusks-bivalvia,gastropodaIA003942.1772,-95.2325,,AIm73?|$*IA0038
Boyer(N)CrawfordIAN at lower end of valley in blue-gray siltinvertebrates-mollusksIA003842.1864,-95.2276,,AIm73?|$*IA0039
Boyer(N-PorterCk)CrawfordIAN along Porter Creek in bench 10 meters above Creekinvertebrates-mollusksIA003741.9411,-95.6296,,AKm73?|$*
RedfieldDallasIAin clayey shalePNinvertebrates-arthropoda-merostomata-xiphosura-EuproopsIA004041.5894,-94.1958,,AKm73?|$*
BloomfieldDavisIAOMaquoketainvertebrates-arthropoda-trilobita-Amphilichas,Calymene,Ceraurinus,(others)IA0253http://www.archive.org/stream/catalogueoftypes22nite/catalogueoftypes22nite_djvu.txt40.7517,-92.4147,,AKm73?|$*IA0041
BloomfieldDavisIAOMaquoketa, Lowerinvertebrates-arthropoda-trilobita-EncrinurusIA004140.7517,-92.4147,,AGl63?|$*IA0253
Clermont(SE-OtterCk+TurkeyRiv)Davis?IAnear junction of Otter Creek and Turkey River (which seems to be SE of Clermont in Elgin.)OMaquoketa, Lowerinvertebrates-arthropoda-trilobita-IsotelusIA0045Clermont is in Fayette Cy. Is this location perhaps in Davis County?42.957,-91.6238,,AKm73?|*$IA0042,IA0043,IA0044,IA0069,IA0250,IA0251
ElginDavisIAOMaquoketainvertebrates-arthropoda-trilobita-CalymeneIA004342.9575,-91.6306,,AKm73?|*$IA0042,IA0045,IA0069,IA0250,IA0251
ElginDavisIAOMaquoketa, Lowerinvertebrates-arthropoda-trilobita-IsotelusIA004242.9575,-91.6306,,AKm73?|*$IA0043,IA0045,IA0069,IA0250,IA0251
Elgin(SE)DavisIAin road cuts along Turkey River SW(SE?) of town in Elgin member of the Maquoketa formation.OMaquoketainvertebrates-arthropoda-trilobita;mollusks-cephalopoda-ammonoideaIA004442.9509,-91.6030,,AKm73?|*$IA0028,IA0045,IA0250,IA0251
Devil's Backbone?Delaware?IAAt Devil's Backbone. Originally entered as WintersetPNHushpuckney Shaleinvertebrates-mollusks-bivalvia-EuchondriaIA0238Devils Backbone is Delaware County, nowhere near Wintersethttp://books.google.com/books?id=svVskArvqRAC&pg=PA116&lpg=PA116&dq=abbott+pennsylvanian+fossils&source=web&ots=lOtHaJf56y&sig=NJ5TQEVUMG0nHqmfhmFd1_ZhOUg#PPA113,M142.6203,-91.5601,location:Backbone State Park.IA,AKm75|$*
EdgewoodDelawareIAarea quarriesSinvertebrates-mollusksIA004642.6444,-91.4011,,AKm73?|$*
ManchesterDelawareIAarea quarriesSinvertebrates-mollusksIA004842.4843,-91.4638,,AKm73?|*$IA0047
Manchester(W4)DelawareIA4 km WSuNiagara Falls Limestoneinvertebrates-arthropoda-trilobita-Illaenus;;graptolitesIA004742.4841,-91.4967,,AKm73?|$*IA0048
AugustaDes MoinesIARare crinoids-calices in crinoidal limestoneMlBurlington Limestoneinvertebrates-echinoderms-crinoids(calices)IA005140.7581,-91.2756,,AKm73?|*$IA0049,IA0050,IA0237
AugustaDes MoinesIAMlBurlington Limestoneinvertebrates-echinoderms-crinoids;;vertebrates-fish-chondrichthyes-psammodontidae-Psammodus;selachii(sharks)(teeth)-hybodontidaeIA004940.7581,-91.2756,,AKm73?|*$IA0050,IA0051,IA0237
Augusta(N1)Des MoinesIA1 km N in area exposuresMKeokuk-IA005040.7645,-91.2778,,AKm73?|*$IA0049,IA0051
BurlingtonDes MoinesIAinvertebrates-echinoderms-crinoids-Agaricocrinus,EutrochocrinusIA0052invertebrates-echinoderms-crinoids-Agaricocrinus priginally Agaricocrinites40.8056,-91.1017,,AKm73?|*$IA0053,IA0159,IA0160,IA0161,IA0162,IA0237
Burlington(ProspectHill)Des Moines?IAat Prospect Hill in Mississippi River bluffs for 3 km in bone bed at bottom of Prospect Hill shale at site in Crapo ParkMProspect Hillinvertebrates-arthropoda-crustacea;brachiopoda,bryozoa,cnidaria-corals;echinoderms-crinoids(columnals);mollusks-bivalvia,cephalopoda;porifera(sponges);plants,vertebrates-fish;wormsIA0264,IA0266Modified from IA0053Iowa's Geological Past:ThreeBillionYearsofEarthHistory-W Anderson40.7756,-91.0965,,AKm73?|,
Burlington(ProspectHill)Des Moines?IAat Prospect Hill in Mississippi River bluffs for 3 kmMKinderhookinvertebrates-arthropoda-crustacea;brachiopoda,bryozoa,cnidaria-corals;echinoderms-crinoids(columnals);mollusks-bivalvia,cephalopoda;porifera(sponges);plants,vertebrates-fish;wormsIA005340.7902,-91.0947,,AKm73?|*$IA0052,IA0159,IA0160,IA0161,IA0162
Catfish Creek(mouth)DubuqueIAnear mouthOPlatteville Limestoneinvertebrates-arthropoda-trilobita-CeraurusIA005442.4681,-90.6447,,AKm73?|$*
Center TownshipDubuqueIAne1/4 s29 2 meters above NW flowing tributary of Little Maquoketa Riverinvertebrates-mollusks-cephalopoda-orthocerida-OrthocerasIA005542.4579,-90.9764,,AKm73|$*
Dubuque(N-MississippiRiv)DubuqueIANorth in Mississippi River Bluffs to mouth of Turkey RiverOTrentoninvertebrates(?)(abundant)IA0239An American Geological Railway Guide P23342.6366,-90.7200,,AIl63?|$*
Dubuque(N-rr)DubuqueIA6.5 km N in cuts of Chicago,Milwaukee and St Paul RROPlattevilleinvertebrates-arthropoda-trilobita-Basilicus,(others)IA005642.5710,-90.6873,,AKm73?|$*
Dubuque(W-14thSt)DubuqueIAat City Quarries on W 14th StOGalena dolomiteinvertebrates-arthropoda-trilobita-Illaenus,(others)IA0057W 14th St is now Loras Blvd apparently. No sign of quarries on modern satellite maps.42.5040,-90.6756,,AKm73?|$*
Dubuque(W19)DubuqueIA19.2km WOMaquoketainvertebrates-graptolitesIA0248http://palaeontology.palass-pubs.org/pdf/Vol 17/Pages 1-40.pdf42.5074,-90.8990,,AIk54|*$IA0060,IA0061
EaglePtPark?DubuqueIA3 meters (3km probably) N of Mississippi River Bridge 2 meters above low waterinvertebrates-arthropoda-trilobita-EoharpesIA0064near Eagle Point Park?42.5371,-90.6454,,AKm73|$*
FlorencevilleDubuqueIAarea outcropsOGalena,Plattevilleinvertebrates-arthropoda-trilobita-BrachyaspisIA0058Brachyaspis is Isotelus43.4992,-92.1325,,AKm73?|*$IA0059,MN0018
FlorencevilleDubuqueIAon River above townOMaquoketainvertebrates-arthropoda-trilobita-HomotelusIA005943.5004,-92.1471,,AKm73?|*$IA0058,MN0017,MN0018
GrafDubuqueIA500 meters aboveinvertebrates(14species)-brachiopoda-Leptobolus,Lingula;mollusks-cephalopoda-orthocerida-Orthoceras;;;(others)IA006142.4891,-90.8763,,AKm73?|*$IA0060,IA0062,IA0063,IA0240,IA0248
GrafDubuqueIAOMaquoketa, Lowerinvertebrates-arthropoda-trilobita-CalymeneIA006042.4931,-90.8711,,AKm73?|*$IA0061,IA0062,IA0063,IA0240,IA0248
Graf Station(W14?)DubuqueIAat ICCR station 12.8km N (W?) of Dubuque and 2.4km N of US 20OMaquoketainvertebrates-mollusks-cephalopoda(straight)IA006342.4836,-90.8607,,AKm73?|*$IA0060,IA0061,IA0062,IA0240
Graf(W14?)DubuqueIAat RR station 14 km W of Dubuque and 2 km N of IA20OMaquoketainvertebrates-mollusks-cephalopoda-nautilidaeIA0062No idea where the station might have been42.4836,-90.8607,,AKm73?|*$IA0060,IA0061,IA0063,IA0240
Lattners(Peosta-N6)DubuqueIA6.4km N of Peosta -- type locality for Maquoketa FmOMaquoketainvertebrates(?)(abundant)IA0240An American Geological Railway Guide P23342.4939,-90.8463,,AKm73|*$IA0060,IA0061,IA0062,IA0063
BrainardFayetteIAOMaquoketa,Brainardinvertebrates-arthropoda-trilobita-CalymeneIA006542.9308,-91.7050,,AKm73?|*$IA0073,IA0236,IA0252
Brainard(PattersonsSpr)FayetteIAAt Pattersons SpringsOMaquoketainvertebrates-arthropoda-trilobita-CalymeneIA0252http://www.archive.org/stream/catalogueoftypes22nite/catalogueoftypes22nite_djvu.txt42.9312,-91.7052,,AKm74|*$IA0065,IA0073,IA0236
ClermontFayetteIAin road cuts along Clermont-Elgin road in Elgin member ofOMaquoketainvertebrates-arthropoda-trilobita;mollusks-cephalopoda-ammonoideaIA006942.9630,-91.6510,,AKm73?|*$IA0042,IA0043,IA0045,IA0250,IA0251
ClermontFayetteIAOMaquoketainvertebrates-arthropoda-trilobita-Amphilichas,Bumastus,Dolichoharpes,Encrinurus,Megalaspis,(others)IA0249http://www.archive.org/stream/catalogueoftypes22nite/catalogueoftypes22nite_djvu.txt43.0036,-91.6523,,AKm73|*$IA0066,IA0067,IA0068,IA0070,IA0071
ClermontFayetteIAOMaquoketainvertebrates-arthropoda-trilobita-CalymeneIA006743.0036,-91.6522,,AKm73?|*$IA0066,IA0068,IA0070,IA0071,IA0249
ClermontFayetteIAOMaquoketa, Lowerinvertebrates-arthropoda-trilobita-MegalaspisIA006643.0036,-91.6522,,AKm73?|*$IA0067,IA0068,IA0070,IA0071,IA0249
Clermont TownshipFayetteIAIn creek banks above bridge in center of S35invertebrates-arthropoda-trilobita;graptolitesIA007042.9991,-91.6395,,AKm73|*$IA0066,IA0067,IA0068,IA0071,IA0249
Clermont Township(area)FayetteIAin area shale outcropsinvertebrates-arthropoda-trilobita;graptolitesIA007143.0036,-91.6523,,AKm73|*$IA0066,IA0067,IA0068,IA0070,IA0249
Clermont(CtyRdY)FayetteIAin dry stream beds along County road Y in Elgin member ofOMaquoketainvertebrates-arthropoda-trilobita;mollusks-cephalopoda-ammonoideaIA0068No county road Y near Clermont.43.0036,-91.6522,,AKm73?|*$IA0066,IA0067,IA0070,IA0071,IA0249
Dover MillsFayetteIAOMaquoketainvertebrates-arthropoda-trilobita-CalymeneIA007243.0194,-91.7292,,AKm73?|$*
ElginFayetteIAOMaquoketainvertebrates-arthropoda-trilobita-Amphilichas,Calymene,CeraurinusIA0250http://www.archive.org/stream/catalogueoftypes22nite/catalogueoftypes22nite_djvu.txt42.9569,-91.6245,,AKm72|*$IA0042,IA0043,IA0044,IA0045,IA0069,IA0251
Elgin(TurkeyRiv+OtterCk)FayetteIAOn Turkey River at mouth of Otter CreekOMaquoketainvertebrates-arthropoda-trilobita-AsaphusIA0251http://www.archive.org/stream/catalogueoftypes22nite/catalogueoftypes22nite_djvu.txt42.9569,-91.6245,,AKm72|*$IA0042,IA0043,IA0044,IA0045,IA0069,IA0250
Patterson SpringsFayetteIAPatterson's spring, western half northwest quarter section 20, Pleasant Valley township, Fayette countyOMaquoketa,Brainardinvertebrates-arthropoda-trilobita-CalymeneIA023642.9312,-91.7052,,AKm74?|*$IA0065,IA0073,IA0252
Pleasant Valley Township(PattersonsSpr)FayetteIAat Patterson Springs w1/2nw1/4s20 in Limestone. Patterson's Spring is about 1.6km N of Brainard, IA. Brainard is at the junction of echo Valley Rd and Avenue FOMaquoketainvertebrates(abundant)-arthropoda-trilobita-Calymene;;brachiopoda-Hebertella,Leptaena,Plectambonites;echinoderms-crinoids(columnals)-Dendrocrinus;;mollusks-gastropoda-pteropoda-tentaculitida-CornulitesIA007342.9462,-91.7025,w1/2nw1/4s20,AKm72|*$IA0065,IA0236,IA0252
Postville JunctionFayetteIAOMaquoketa, Lowerinvertebrates-arthropoda-trilobita-MegalaspisIA007443.0848,-91.5680,,AKm73|$*IA0254
(WilliamsQry)FloydIACystoids(fairly numerous), Edriasteroids(abundant) in bed with limestone nodules and pyrite below a dolomitic silt S28T96NR18WDuShell Rockinvertebrates-bryozoa-Hernodia;cnidaria-rugosa-Pachyphyllum,Smithiphyllum;tabulata-Aulopora;;echinodermata-edrioasteroidea-Agelacrinites,cystoidea-Adocetocystis,Strobilocystites;porifera-stromatoporida;;worms-SpirorbisIA0268http://publications.iowa.gov/25819/1/2014-10-27_19-10-27_ri-5.pdf43.0976,-92.9791,S28T96NR18W,AKm72|,
-FloydIAarea exposuresDLime Creek Shaleworms-machaeridia-LepidocoleusIA008843.1400,-93.0056,,AIk53?|*$IA0001,IA0024,IA0075,IA0076,IA0081,IA0087,IA0244
Nora SpringsFloydIAinvertebrates-porifera-stromatoporoidea-ActinostromaIA007543.1400,-93.0056,,AKm73?|*$IA0001,IA0076,IA0087,IA0088
Nova Springs(WillaimsQry)FloydIANora Springs?invertebrates-echinoderms-cystoidea(plates),edrioasteroideaIA008743.1400,-93.0056,,AKm73?|*$IA0001,IA0075,IA0076,IA0088
Nova Springs(WilliamsQry)FloydIAWilliams Quarry -- Nora Spings?invertebrates-cnidaria-corals;echinoderms-cystoidea(plates),edrioasteroideaIA007643.1400,-93.0056,,AKm73?|*$IA0001,IA0075,IA0087,IA0088
RockfordFloydIARockford Fossil and Prairie ParkD-IA0259https://geonames.usgs.gov/apex/43.0472,-92.9757,,AKm72|*$IA0077,IA0078,IA0079,IA0080,IA0081,IA0082,IA0083,IA0084,IA0085,IA0247
RockfordFloydIAarea limestonesinvertebrates-brachiopoda,cnidaria-corals;echinoderms-crinoidsIA008343.0471,-92.9798,,AKm73|*$IA0077,IA0078,IA0079,IA0080,IA0081,IA0082,IA0084,IA0085,IA0247,IA0259
RockfordFloydIADinvertebrates-brachiopoda,mollusks-cephalopoda-ammonoidea-ImitocerasIA007843.0470,-92.9805,,AKm73|*$IA0001,IA0077,IA0079,IA0080,IA0081,IA0082,IA0083,IA0084,IA0085,IA0247,IA0259
RockfordFloydIAinvertebrates-brachiopoda-SpinatrypaIA007743.0470,-92.9805,,AKm73?|*$IA0078,IA0079,IA0080,IA0081,IA0082,IA0083,IA0084,IA0085,IA0247,IA0259
Rockford(AllidConstCoPit)FloydIAIn Allied Construction Company (Charles City,IA) pit 2 km W of Rockford on County Rd B47 in Map FQ Spring 84 p11. N1/2S16R18WT95N-fossils with with traces of original shell coloringDJuniper Hill,Cerro Gordo (IA)invertebrates-brachiopoda-CranaenaIA008143.0486,-92.9750,N1/2S16R18WT95N,AKm72|*$IA0001,IA0077,IA0078,IA0079,IA0080,IA0082,IA0083,IA0084,IA0085,IA0088,IA0247,IA0259
Rockford(CtyRdB)FloydIA700 meters SW of Rockford Brick and Tile Company on County Road DDHackberry_IAinvertebrates-brachiopoda,cnidaria-corals;mollusks-gastropodaIA0080215th St?43.0471,-92.9798,,AKM73?|*$IA0001,IA0077,IA0078,IA0079,IA0081,IA0082,IA0083,IA0084,IA0085,IA0247,IA0259
Rockford(CtyRdD)FloydIAin road cut on County Rd Dinvertebrates-brachiopoda,cnidaria-coralsIA0084There is no County Road D. Assume now B47=215th St43.0454,-92.9795,,AKm73?|*$IA0077,IA0078,IA0079,IA0080,IA0081,IA0082,IA0083,IA0085,IA0247,IA0259
Rockford(Fossil Prairie)FloydIAPrairie park is maintained by the Floyd County Conservation Board. It is full of Devonian age fossils found in the Lime Creek Formation. the Lime Creek Formation is part of the Devonian rock system that can be found in Cerro Gordo and Floyd countiesDLime Creek?IA008243.0471,-92.9798,,AGl63?|*$IA0001,IA0077,IA0078,IA0079,IA0080,IA0081,IA0083,IA0084,IA0085,IA0247,IA0259
Rockford(Fossil and Prairie Park Preserve)FloydIA2km W of Rockford on County B47 In weathered gray shales. No digging but hand collecting is OK sunrise to sunsetDLime Creekinvertebrates-brachiopoda-Spirifer,(39 others);bryozoa,cnidaria-corals-Pachyphyllum;;echinoderms-crinoids;mollusks-gastropodaIA0263101 American Fossil Sites-Dickas43.0472,-92.9808,,AKm72|,
Rockford(RockfordBrickCoPit)FloydIA5 km S and .5 km W of Rockford Brick Co Pit on County RdDuHackberry_IAinvertebrates-brachiopoda,cnidaria-coralsIA007943.0471,-92.9798,,AKm73?|*$IA0001,IA0077,IA0078,IA0080,IA0081,IA0082,IA0083,IA0084,IA0085,IA0247,IA0259
Rockford(RockfordBrickCoPit)FloydIAin.5 km S and 6 km W of Rockford Brick Co PitDuHackberry_IAinvertebrates-brachiopoda-Atrypa,Cyrtospirifer,productida-Productella;spiriferida-Spirifer,Tenticospirifer;Theodossia;cnidaria-corals;porifera-stromatoporoidea-IdiostromaIA008543.0474,-92.9773,,AKm73?|*$IA0001,IA0077,IA0078,IA0079,IA0080,IA0081,IA0082,IA0083,IA0084,IA0247,IA0259
Rockland(?)FloydIAinvertebrates-brachiopoda-Juresania,Linoproductus,SchuchertellaIA0086There doesn't seem to be a Rockland,Iowa. Rockford? But the genera above are Pennsylvanian. Rockford is Devonian43.0522,-92.9483,location:Rockford.IA,Aik54|$*
ChapinFranklinIA2 km W in cherty dolomiteMlMaynes Creekinvertebrates-cnidaria-corals(abundant)IA008942.8336,-93.2450,,AKm73?|*$IA0095
Geneva TownshipFranklinIAin abandoned quarry in S10 silicified fossilsinvertebrates-brachiopoda-Camarotoechia,Cleiothyridina,productida-Productus;Schellwienella,spiriferida-Spirifer;;;vertebrates-fish(spines)IA009042.7046,-93.0844,,AKm73?|$*IA0091
Geneva TownshipFranklinIAin abandoned quarry in S14 silicified fossilsinvertebrates-brachiopoda-Camarotoechia,Cleiothyridina,productida-Productus;Schellwienella,spiriferida-Spirifer;;;vertebrates-fish(spines)IA009142.7046,-93.0844,,AKm73?|$*IA0090
Hampton(NE5)FranklinIA5 km NE in quarryinvertebrates-brachiopoda,cnidaria-corals(diverse);echinoderms-crinoids;mollusks-bivalviaIA009342.8032,-93.1140,,AKm73?|$*
Hampton(NW2-SpringCk)FranklinIA2 km NW of town in quarry on Spring Creekinvertebrates-brachiopoda,cnidaria-corals(diverse);echinoderms-crinoids;mollusks-bivalviaIA009242.7669,-93.2365,,AKm73?|*$IA0094
Hampton(SpringCk)FranklinIAIn N part of town in quarry on Spring Creekinvertebrates-brachiopoda,cnidaria-corals(diverse);echinoderms-crinoids;mollusks-bivalviaIA009442.7502,-93.2131,,AKm73?|$*IA0092
Ross TownshipFranklinIAIn SW corner s29invertebrates(abundant)-brachiopoda,bryozoa,cnidaria-corals;echinoderms-blastoidea;mollusks-bivalvia,gastropodaIA009542.8392,-93.2540,,AKm73|$*IA0089
Sheffield(WestForkTwp)FranklinIAIn S17 of West Fork TownshipDuSheffieldinvertebrates-brachiopoda-Camarotoechia,Cleiothyridina,productida-Productus;spiriferida-Spirifer;;(silicified fossils)IA009642.8689,-93.1136,,AKm73?|$*
Bartlett(KaserBrosQry)FremontIAAt Kaser Bros QuarryPNHoltvertebrates-fish-chondrichthyes-chimaera-AgassizodusIA009740.8871,-95.7944,,AKm73?|$*
Beaman(WolfCk?)GrundyIAalong Wolf CreekMKinderhookinvertebrates-brachiopoda-Camarotoechia,Dielasma,Rhipidomella,Schellwienella,spiriferida-Spirifer;;cnidaria-corals-rugosa(horncorals)-Zaphrentis;;;mollusks-gastropoda-Loxonema,Straparollus;rostroconchia-ConocardiumIA009842.2180,-92.8196,,AKm73?|*$IA0099
Conrad(WolfCk)GrundyIAalong Wolf CreekMKinderhookinvertebrates-brachiopoda-Camarotoechia,Dielasma,Rhipidomella,Schellwienella,spiriferida-Spirifer;;cnidaria-corals-rugosa(horncorals)-Zaphrentis;;;mollusks-gastropoda-Loxonema,Straparollus;rostroconchia-ConocardiumIA009942.2226,-92.8757,,AKm73?|$*IA0098
StuartGuthrieIAPNHerthavertebrates-fish-chondrichthyes-PetrodusIA0100The original referenced Stewart, Iowa which does not seem to exist41.5032,-94.3188,,AKm73?|$*
Eagle City(IowaRiv)HardinIAin banks of Iowa RiverMlKinderhook, Upperinvertebrates-brachiopoda-Leptaena,productida-Productus;Reticularia,Schellwienella,spiriferida-Spirifer;;bryozoa-fenestellida-Fenestella;Rhombopora;cnidaria-corals-tabulata-Chaetetes;;;mollusks-cephalopoda-orthocerida-Orthoceras;;gastropoda-Orthonychia,Straparollus;;poriferaIA010142.4716,-93.1457,,AKm73?|$*
Iowa Falls(PwrPlnt)HardinIAin old quarry on Iowa River at power plantinvertebrates-brachiopoda-Reticularia,Rhipidomella,Schellwienella,spiriferida-Spirifer;;cnidaria-corals-rugosa(horn_corals)-Zaphrentis;;;echinoderms-blastoidea-Orophocrinus;crinoids-Platycrinus;;mollusks-bivalvia-Aviculopecten;cephalopoda,gastropoda-Bellerophon,Igoceras,Loxonema,StraparollusIA010342.5145,-93.2459,,AKm73?|$*IA0102
Iowa Falls(SE-EllsworthStoneQry)HardinIASE in old Ellsworth Stone quarryinvertebrates-brachiopoda-Reticularia,Rhipidomella,Schellwienella,spiriferida-Spirifer;;cnidaria-corals-rugosa(horn_corals)-Zaphrentis;;;echinoderms-blastoidea-Orophocrinus;crinoids-Platycrinus;;mollusks-bivalvia-Aviculopecten;cephalopoda,gastropoda-Bellerophon,Igoceras,Loxonema,StraparollusIA010242.5145,-93.2459,,AKm73?|*$IA0103,IA0104
Iowa Falls(W-WildCatGlen)HardinIAto W in Wild Cat Gleninvertebrates-brachiopoda-Reticularia,Rhipidomella,Schellwienella,spiriferida-Spirifer;;cnidaria-corals-rugosa(horn_corals)-Zaphrentis;;;echinoderms-blastoidea-Orophocrinus;crinoids-Platycrinus;;mollusks-bivalvia-Aviculopecten;cephalopoda,gastropoda-Bellerophon,Igoceras,Loxonema,StraparollusIA010442.5218,-93.2726,,AKm73?|*$IA0102
Jackson Township(SkunkRiv)HenryIASec 4 along small tributary of Skunk Riverinvertebrates-arthropoda-trilobita-GriffithidesIA010740.8984,-91.5690,,AKm73?|$*
Jackson Township(WebstersHill)HenryIAAt Webster's Mill in W part of Section along a tributary of Skunk River{4}MKeokuk-IA010640.8716,-91.5348,,AKm73|$*
Mount PleasantHenryIAMKeokukvertebrates-fish(teeth)-chondrichthyes-selachii-holocephali-SandalodusIA010840.9619,-91.5597,,AKm73?|$*IA0105
Mt PleasantSSW2-BigCk)HenryIAse1/4s17t71nr6e on side of Big Creek 40.9488 91.5670 2km SSW of Mt Pleasant)MuPellainvertebrates-arthropoda-trilobita-GriffithidesIA010540.9488,-91.5670,se1/4s17t71nr6e,AKm72|$*IA0108
Oakland MillsHenryIAMlBurlington Limestonevertebrates-fish-chondrichthyes-chimaera-Deltodus;selachii(sharks)(teeth)IA010940.9361,-91.6164,,AKm73?|$*
OllieHenryIA{4}MuPellainvertebrates-arthropoda-trilobita-GriffithidesIA011041.1981,-92.0922,,AKm73?|$*
OttumwaHenryIA{4}MuPellainvertebrates-arthropoda-trilobita-GriffithidesIA011141.0017,-92.4297,,AKm73?|$*
Dakota City(HodgesQry)HumboldtIAHodges QuarryMGilmore City Limestoneinvertebrates-arthropoda-trilobita-Perexigupyge,proetida-Proetides;RichterellaIA011242.7222,-94.1969,,AKm73?|$*IA0113
Humboldt(HodgesQry)HumboldtIAin Hodges Quarry in limestone lensesMGilmore Cityinvertebrates-arthropoda-crustacea-ostracoda;;brachiopoda,mollusksIA011342.7222,-94.1969,,AKm73?|$*IA0112
Bellevue(region)JacksonIAN through Dubuque to Minnesota line along Mississippi RiverOSt Peter Sandstone,Galena Dolomite,Maquoketa shale-IA011442.9765,-91.1591,,AHh23?|$*
MaquoketaJacksonIACasts of fossilsinvertebrates-cnidaria-corals-rugosa-NeozaphrentisIA011542.0661,-90.6647,,AKm73?|$*
MonmouthJacksonIAinvertebrates-mollusks-gastropoda-TrochonemaIA011642.0770,-90.8799,,AKm73?|$*
St Donatus(MortCk)JacksonIAPrairie Spring Township along Mort(?) Creek limestone and shaleOGalenainvertebrates(20 taxa)IA0117Most likely 'Tete des Mortes' Creek which is just S of town42.3579,-90.5415,,AKm73|$*
Tete de Morts TownshipJacksonIAIn soft brown shales along creek near Sec 13-14 boundaryinvertebrates(?)(abundant)IA0118'Tete des Morts' perhaps42.3466,-90.4467,,AKm74|$*
KelloggJasperIAIn limestone quarryMKeokukvertebrates-fish(fins)-chondrichthyes-selachii-holocephali-PhysonemusIA012041.7142,-92.9083,,AKm73?|$*IA0119
KelloggJasperIAshark spines to 70cmMKeokuk Limestonevertebrates-fish-chondrichthyes(spines)-selachii-holocephali-PhysonemusIA011941.7142,-92.9083,,AKm73?|$*IA0120
Round Prairie Township(RockCk)JeffersonIAIn S bank of Rock Creek ne1/4 ne1/4 s32invertebrates-arthropoda-crustacea-ostracoda-Cytherellina;;;brachiopoda,bryozoa-Anisotrypa,fenestellida-Fenestella;;cnidaria-corals;echinoderms(spines_plates)-blastoidea-Pentremites;crinoids(columnals),echinoidea-Archaeocidaris;;mollusks-bivalvia-Allorisma;;;protists,vertebrates-fish(bones);worms-annelida-polychaeta-Spirorbis?IA012140.9113,-91.7921,,AKm72|$*
Brandon(area)JohnsonIAarea exposuresDCedar Valleyinvertebrates-arthropoda-trilobita-ProteusIA012242.3144,-92.0019,,AKm73?|*$IA0015,IA0016,IA0017,IA0018,IA0123,IA0255
Brandon(area)JohnsonIAarea exposuresDlIndependence Shale(?)invertebrates-arthropoda-trilobita-CyphaspisIA0123USGS has the Independence formation as Pleistocene42.3144,-92.0019,,AKm73?|*$IA0015,IA0016,IA0017,IA0018,IA0019,IA0122,IA0255
Cedar RapidsJohnsonIADCedar Valley Limestoneinvertebrates-echinoderms-blastoideaIA012442.0083,-91.6439,,AKm73?|$*
CoralvilleJohnsonIADinvertebrates-mollusksIA012641.7224,-91.5305,,AKm73?|*$IA0125,IA0127,IA0258
CoralvilleJohnsonIAinvertebrates-brachiopoda-Atrypa;bryozoa-Thamniscus;cnidaria-corals-rugosa-Hexagonaria;tabulata-Favosites,StriatoporaIA012541.7224,-91.5305,,AKm73?|*$IA0126,IA0127,IA0258
Coralville(dam)JohnsonIAin gorge S of Dam spillway http://www.hq.usace.army.mil/cepa/pubs/jan02/story18.htmDinvertebrates(diverse)IA012741.7224,-91.5305,,AKm73?|*$IA0125,IA0126,IA0258
Devonian Fossil GorgeJohnsonIABelow dam in area scoured by floods in 1993 and 2008. No CollectingD-IA0258http://www.mvr.usace.army.mil/Missions/Recreation/Coralville-Lake/Recreation/Devonian-Fossil-Gorge/41.7222,-91.5325,,AKm72|*$IA0125,IA0126,IA0127
Elmira(N1)JohnsonIA1 km NDmDavenportinvertebrates-arthropoda-trilobita-ProteusIA012841.7348,-91.4282,,AKm73?|$*
Iowa CityJohnsonIAIn limestonesDmHamiltoninvertebrates-arthropoda-trilobita-AsteropygeIA012941.6601,-91.5336,,AKm73?|*$IA0130,IA0131,KS0084,KS0085
Iowa CityJohnsonIAOriginal said Iowa City,KSDinvertebrates-echinoderms-crinoids-MelocrinitesKS008541.6616,-91.5295,,AKm73?|*$IA0129,IA0130,IA0131,KS0084
Iowa CityJohnsonIAOriginal said Iowa City,KSinvertebrates-cnidaria-corals-rugosa-Prismatophyllum;tabulata-FavositesKS008441.6616,-91.5295,,AKm73?|*$IA0129,IA0130,IA0131,KS0085
Iowa City(FossilGorge)JohnsonIAIn limestone exposures downstream from Coralville Dam which were scoured by a major flood in 1993. Abundant, diverse fossils. No Collecting?DLittle Cedarinvertebrates-arthropoda-trilobita;brachiopoda-Spirifer,(others);bryozoa,cnidaria-corals-rugosa-Hexagonaria;;echinoderms-crinoids;mollusks-cephalopoda;;vertebrates-fish-DunkleosteusIA0262101 American Fossil Sites-Dickas41.7217,-91.5319,,AKm72|,
Iowa City(N-TemplinRd)JohnsonIAN on Templin road,Red Ball RoadDCedar Valleyinvertebrates-arthropoda-trilobita-proetida-ProetusIA0131Red ball Rd is 200km NNW near Nora Springs41.6727,-91.5407,,AKm73?|*$IA0129,IA0130,KS0084,KS0085
Iowa City(ParkBridge)JohnsonIAN of Park Bridge in abandoned quarryDCedar Valleyinvertebrates-arthropoda-trilobita-proetida-ProetusIA0130Both 'Proetus' and 'Proteus' spellings are commonly used -- apparently interchangeably41.6735,-91.5326,,AKm73?|*$IA0129,IA0131,KS0084,KS0085
Johnson County(Area)JohnsonIAarea stream gravelsinvertebrates-cnidaria-corals-tabulata-Favosites(silicified)IA013241.6736,-91.5708,,AIi23?|$*
Linn JunctionJohnsonIAin area outcropsDmWapsipiniconinvertebrates-arthropoda-trilobita-proetida-ProetusIA013442.0189,-91.7206,,AKm74?|$*IA0133
Linn Junction(rr)JohnsonIAalong old Chicago,Milwaukee and St Paul RR cutDmWapsipiniconinvertebrates-arthropoda-trilobita-proetida-ProetusIA013342.0189,-91.7206,,AKm73|$*IA0134
MidriverJohnson?IADCedar Valleyinvertebrates-arthropoda-trilobita-CyphaspisIA0256Loc is near Mid River Marina, North Liberty, IAhttp://www.archive.org/stream/catalogueoftypes22nite/catalogueoftypes22nite_djvu.txt41.8020,-91.6867,,AHh15?|$*
New BuffaloJohnsonIAIn limestonesDmHamiltoninvertebrates-arthropoda-trilobita-AsteropygeIA013642.0347,-91.7036,,AKm73|$*IA0135
New BuffaloJohnsonIADCedar Valleyvertebrates-fish-sarcopterygii-dipnoi-DipterusIA013542.0347,-91.7036,,AKm73|$*IA0136
Searstown?JohnsonIAIn limestonesDmHamiltoninvertebrates-arthropoda-trilobita-AsteropygeIA0137Searstown seems to have vanished completely, but it seems to have exposed a horizon also exposed at New Buffalo and Iowa City. Location used is arbitrary--a large quarry NW of Iowa City.41.6964,-91.5582,,AKm73?|$*
State QuarryJohnsonIAIn bone bedDuState Quarryvertebrates-fish-ptyctodontida-PtyctodusIA013841.7648,-91.5701,,AKm73?|$*
Delta(HeimstraQry)KeokukIAIn quarry in a depression in St Louis limestone. Bone bed capped by vertebrate rich limestone. Quarry was owned by Jasper Hiemstra in 1986MSt Louisvertebrates-fish,(tetrapods)IA0241The Heimstra quarry is described as being near Delta, IA in PLSS SW1/4SW1/4S15T15NR13Whttp://www.igsb.uiowa.edu/Browse/amphibs/amphibs.htm41.3188,-92.3349,,AJm73?|$*
Des Moines RapidsKeokukIAAt Des Moines Rapids in Mississippi RiverMKeokukvertebrates-fish(teeth)-chondrichthyes-chimaera-Deltodus;selachii-Cladodus,holocephali-Cochliodus,SandalodusIA013940.3999,-91.3637,,AKm73?|*$IL0059,IL0060
KeokukKeokukIAAt base of Mississippi River cliffs N of dam and lock complex--marine invertebrates with bone bed at base of formation. Same as IA0139MIKeokukinvertebrates,vertebrates?IA0265,IA0267Iowa's Geological Past:ThreeBillionYearsofEarthHistory-W Anderson40.3947,-91.3761,,AKm73|,
KeswickKeokukIAIn limestone quarryMKeokukvertebrates-fish(fins)-chondrichthyes-selachii-holocephali-PhysonemusIA014141.4525,-92.2392,,AKm73?|$*IA0140
KeswickKeokukIAMKeokuk Limestonevertebrates-fish-chondrichthyes-chimaera-Deltodus;petalodontae-Chomatodus;selachii(sharks)(teeth)-Cladodus,holocephali-Helodus,Physonemus(spines)IA014041.4525,-92.2392,,AKm73?|$*IA0141
Ollie(NW2)KeokukIA2 km NWMuPellainvertebrates-arthropoda-trilobita-GriffithidesIA014241.2164,-92.1063,,AKm73?|$*
South EnglishKeokukIAMvertebrates-fish-chondrichthyes-bradyodonti,selachii(sharks)-holocephali-Sandalodus(teeth)IA014341.4522,-92.0903,,AKm73?|$*
-LeeIAMKeokuk Limestonevertebrates-fish-chondrichthyes(teeth)-petalodontae-Ctenoptychius;selachii(sharks)IA015540.6420,-91.4914,location:Wilson Lake.IA,AIi14|$*
BelfastLeeIAin River Bluffs below townMSt Louisinvertebrates-brachiopoda-Orbiculoidea;cnidaria-conularia-Conularia;corals-rugosa-LithostrotionIA0147Belfast was located at 40.5425,-91.618540.5405,-91.6180,,AKm73?|$*IA0144
Belfast(NE2-MonkCk)LeeIA2 km NE along E branch of Monk Creek in se1/4s36t67nr72 (The PLSS coordinates are clearly wrong. Belfast no longer exists, but there is a quarry at 40.5465 91.6227 in roughly the historical location of Belfast)invertebrates-cnidaria-corals(silicified)-rugosa-Lithostrotion;tabulata-SyringoporaIA0144Belfast was located at 40.5425,-91.618540.5465,-91.6227, se1/4s36t67nr72,AKm72|$*IA0147
Belfast(W4)LeeIA4 km WMSt Louisinvertebrates-brachiopoda-Orbiculoidea;cnidaria-conularia-Conularia;corals-rugosa-LithostrotionIA0145Belfast was located at 40.5425,-91.618540.5576,-91.6861,,AKm73?|$*IA0146
Belfast(W5)LeeIA4.5 km W in stream bank at sharp bendMSt Louisinvertebrates-brachiopoda-Girtyella,spiriferida-Spirifer;;mollusks-bivalvia-Aviculopecten,Modiomorpha,Myalina;gastropoda-Bellerophon;rostroconchia-ConocardiumIA0146Belfast was located at 40.5425,-91.618540.5576,-91.6861,,AKm73?|$*IA0145
CrotonLeeIAalong banks of Creek emptying into Des Moines RiverMuPella Limestoneinvertebrates-arthropoda-trilobita-Phillipsia;;brachiopoda-Composita,Girtyella,productida-Productus;Pugnoides,spiriferida-Spirifer;;mollusks-bivalvia-Allorisma,Edmondia,SchizodusIA014840.5903,-91.6906,,AKm73?|$*
Denmark(NW4)LeeIA4 km NW,In a bluffMKeokukinvertebrates-brachiopoda-Cleiothyridina,Orthothetes,productida-Productus;Pustula,Reticularia,spiriferida-Spirifer;Tetracamera;cnidaria-conularia-ConulariaIA014940.7652,-91.3620,,AGl63?|$*
KeokukLeeIAgeodesM-IA015040.4117,-91.3800,,AKm73?|$*
Keokuk(GalandStn)LeeIAat Galland Stationinvertebrates-arthropoda-trilobita-GriffithidesIA0153Assumed this is a reference to Galland, IA about 10km N of Keokuk40.5023,-91.3774,,AKm73?|$*
Keokuk(SoapCk)LeeIAalong Soap Creek full exposures of Keokuk Limestone bedsMKeokukinvertebrates-brachiopoda,bryozoa,cnidaria-corals;echinoderms-crinoids,(others);mollusks-bivalvia,gastropoda;;vertebrates-fish(teeth)-chondrichthyes-selachii-holocephali-SandalodusIA015240.4049,-91.4180,,AKm73?|*$IA0154
Keokuk(SoapCk)LeeIAin quarry in Mississippi river bank near mouth of Soap Creek full exposures of Keokuk Limestone bedsMKeokukinvertebrates-brachiopoda,bryozoa,cnidaria-corals;echinoderms-crinoids,(others);mollusks-bivalvia,gastropoda;;vertebrates-fish(teeth)-chondrichthyes-selachii-holocephali-SandalodusIA015440.3890,-91.3934,,AKm73?|$*IA0152
MontroseLeeIAMontroseinvertebrates-arthropoda-trilobita-GriffithidesIA0151Montrose is about 10km N of Keokuk. Original entry was for Keokum and cited Montrose40.5315,-91.4145,,AGl63?|$*
Linn CountyLinnIAArea streambedsinvertebrates-cnidaria-corals(silicified)IA015642.0667,-91.6000,,AHh14?|$*IA0157
Linn County(area)LinnIAIn area exposuresSNiagaraninvertebrates-arthropoda-trilobita-EncrinurusIA015742.0667,-91.6000,,AHh14?|$*IA0156
LinwoodLinnIALocal quarries and a creekbed between Linwood and Buffaloinvertebrates-brachiopoda-Composita,Fascifera,Gypidula,Hebertella,Merista,Spinocyrtia;cnidaria-corals-rugosa-Hexagonaria;;;echinoderms-crinoids(plates)-Onychocrinus;;hyolitha-Hyolithes(?);mollusks(?),porifera(sponges)IA0158invertebrates-hyolitha-Hyolithes is a Cambrian fossil, unlikely in an obviously younger assemblege41.4645,-90.6923,,AKm73?|*$IA0215,IA0216,IA0246
BurlingtonLouisaIAIn road cutinvertebrates-cnidaria-corals(horn_corals)IA016040.8056,-91.1017,,AKm73?|*$IA0052,IA0053,IA0159,IA0161,IA0162
BurlingtonLouisaIAN along base of Mississippi River bluffDMaple Millinvertebrates-brachiopoda,echinoderms-crinoids(columnals);mollusks-bivalvia,cephalopoda-oncocerida-Gomphoceras;;gastropoda;porifera(sponges);vertebrates-fish(diverse)IA016140.8056,-91.1017,,AKm73?|*$IA0052,IA0053,IA0159,IA0160,IA0162
BurlingtonLouisaIARare crinoids-calices in crinoidal limestoneMlBurlington Limestoneinvertebrates-echinoderms-crinoids(calices)IA016240.8056,-91.1017,,AKm73?|*$IA0052,IA0053,IA0159,IA0160,IA0161,IA0237
BurlingtonLouisaIAMWaverly (IA)?vertebrates-fish-chondrichthyes-selachii-CtenacanthusIA015940.8056,-91.1017,,AKm73?|*$IA0052,IA0053,IA0160,IA0161,IA0162
Doyle(LongCk)LouisaIAIn area Limestone deposits in Long Creek areainvertebrates-brachiopoda-Chonopectus,Orthothetes,productida-Productus;Rhipidomella;cnidaria-conularia-Conularia;;mollusks-bivalvia-Aviculopecten,Edmondia,Macrodon;cephalopoda-orthocerida-OrthocerasIA016440.9047,-93.9094,,AKm73?|$*
Elrick Junction(SE2)LouisaIA2 km SE in creek bed and banksinvertebrates-brachiopoda-Athyris,Chonetes,Chonopectus,Orthothetes,Paraphorhynchus,spiriferida-Spirifer;;mollusks(abundant)-bivalvia-Edmondia;;;vertebrates-fish-chondrichthyes-selachii-holocephali-Helodus(teeth)IA016341.0791,-91.1145,,AKm73|*$IA0169,IA0170
Louisa County(CountyQry)LouisaIAIn County Quarry in s23t73nr3w Hampton age fossils 41.1096 91.1687 (6.5km ENE of Morning Sun same as Morning Sun)MNorth Hill Ooliteinvertebrates-brachiopoda-Camarophorella,Leptaena,productida-Productus;Reticularia,spiriferida-Spirifer;;mollusks-gastropoda-BucanopsisIA016541.1096,-91.1687,s23t73nr3w,AKm73|$*IA0167
Morning SunLouisaIARare crinoids-calices in crinoidal limestoneMlBurlington Limestoneinvertebrates-echinoderms-crinoids(calices)(fragments)IA016841.0961,-91.2575,,AKm73?|$*IA0166
Morning SunLouisaIAMKeokuk Limestoneinvertebrates-echinoderms-crinoidsIA016641.0961,-91.2575,,AKm73?|$*IA0168
Morning Sun(ENE6)LouisaIAN and E in bluffs and creeks 41.1096 91.1687 (6.5km ENE of Morning Sun same as Morning Sun},brachiopods are castsinvertebrates-brachiopoda-Athyris,productida-Productella;spiriferida-Spirifer;;cnidaria-corals-rugosa-Zaphrentis;;;mollusks-cephalopoda-orthocerida-Orthoceras;;;;vertebrates-fish-chondrichthyes-selachii-holocephali-HelodusIA016741.1096,-91.1687,s23t73nr3w,AKm73|$*IA0165
Smith CreekLouisaIADMaple Millinvertebrates-brachiopoda,echinoderms-crinoids(columnals);mollusks-bivalvia,cephalopoda-oncocerida-Gomphoceras;;gastropoda;porifera(sponges);vertebrates-fish(diverse)IA016941.0917,-91.1171,,AKm73?|*$IA0163,IA0170
Smith Creek(ElrickJct-S1)LouisaIAW of center of sw1/4s29t73nr2w 41.0917 91.1171 (About 1km S of Elrick Junction)MKinderhookinvertebrates-arthropoda-crustacea;brachiopoda,bryozoa,cnidaria-corals;echinoderms-crinoids(columnals);mollusks-bivalvia,cephalopoda;porifera(sponges);plants,vertebrates-fish;worms-annelidaIA017041.0917,-91.1171,sw1/4s29t73nr2w,AKm72|*$IA0163,IA0169
St CharlesMadisonIAPNHertha Limestoneinvertebrates-conodonts;vertebrates-fish-chondrichthyes-Petrodus(dermal ossicles)IA017241.2971,-93.8042,,AKm73|$*IA0171
St CharlesMadisonIAPNHerthavertebrates-fish-chondrichthyes-PetrodusIA017141.2971,-93.8042,,AKm73|$*IA0172
WintersetMadisonIAvertebrates-fish-chondrichthyes-chimaera-Deltodus;selachii-holocephali-SandalodusIA017341.3375,-94.0140,,AKm73?|$*IA0176
Winterset(DevilsBackbone)MadisonIAat Devil's BackbonePNHushpuckney Shaleinvertebrates-mollusks-bivalvia-StreblochondriaIA0176There is a Devil's Backbone in Iowa, but it is in a region of Silurian rocks in Delaware county in the NE of the state.41.3375,-94.0140,,AKm73?|$*IA0173
Winterset(SW)MadisonIASW in ravinePNBethany Falls Limestoneinvertebrates-brachiopoda-Chonetes,Composita,Orthothetes;echinoderms-crinoids(columnals);mollusks-bivalvia-MyalinaIA017541.3174,-94.0285,,AKm73?|$*
Winterset(W8-MiddleRiv)MadisonIA8 km W in ravine on N side of Middle RiverPNCherryvale Shale-IA017441.3064,-94.1089,,AKm73?|$*
FreeportMahaskaIAplants-pteridophyta-equisetales-CalamitesIA017743.3022,-91.7434,,AKm73?|$*IA0178
FremontMahaskaIA{4}MuPellainvertebrates-arthropoda-trilobita-GriffithidesIA0178Original says Henry County43.3022,-91.7434,,AKm73?|$*IA0177
Fremont(N5)MahaskaIA5 km NMuPellainvertebrates-arthropoda-trilobita-GriffithidesIA017943.3307,-91.7369,,AKm73?|$*
New SharonMahaskaIADinvertebrates-brachiopoda-Mucrospirifer;cnidaria-corals;mollusks-bivalviaIA018041.4700,-92.6511,,AKm73?|$*
Oskaloosa(SkunkRiv)MahaskaIAE of US63 in abandoned quarry on Skunk Riverinvertebrates-arthropoda-trilobita;cnidaria-corals;echinoderms-blastoidea(small)IA018141.3604,-92.6314,,AKm73?|$*
HarveyMarionIAMississippian Pella bedsMSt Louis Limestoneinvertebrates-echinoderms-edrioasteroidea-LepidodiscusIA018241.3139,-92.9225,,AKm73?|$*IA0183
HarveyMarionIAPella beds in abandoned quarryMSt Louis?IA018341.3095,-92.9324,,AKm73?|$*IA0182
Pella(SW1)MarionIA1 km SW in abandoned quarry in overlying shalesMuPellainvertebrates-arthropoda-trilobita;brachiopoda,cnidaria-corals;echinoderms-blastoidea;mollusks-bivalviaIA018441.3921,-92.9304,,AKm73?|$*
Tracy(area)MarionIAIn area quarries in marly members of Pella formations-typical Pella fossilsMuPella-IA018541.2764,-92.8753,,AKm73?|$*
Le GrandMarshallIAIn area Limestone quarriesMinvertebrates-echinoderms-crinoids-MegistocrinusIA019042.0357,-92.7859,,AKm73?|*$IA0186,IA0187,IA0188,IA0189,IA0191,IA0192,IA0193
Le GrandMarshallIAMKinderhookvertebrates-fish(teeth)-chondrichthyes-selachii-holocephali-HelodusIA019242.0357,-92.7859,,AKm73?|*$IA0186,IA0187,IA0188,IA0189,IA0190,IA0191,IA0193
Le GrandMarshallIAMinvertebrates-echinoderms-blastoidea,crinoidsIA018642.0357,-92.7859,,AKm73?|*$IA0187,IA0188,IA0189,IA0190,IA0191,IA0192,IA0193
Le Grand(N2)MarshallIA2 km N of IA30 in quarries-good,but uncommon crinoidsMHamptoninvertebrates-echinoderms-crinoidsIA018842.0357,-92.7859,,AKm73?|*$IA0186,IA0187,IA0189,IA0190,IA0191,IA0192,IA0193
Le Grand(N2)MarshallIAIn Mississippian Hampton (Kinderhook) Formation 2 km N in Le Grand quarries. Excellent crinoids but difficult to collect. Museum quality slabs. 41 species found. Apparently these are from specific individual beds uncovered in 1858,1874-1890,1931,1933MKinderhookinvertebrates-echinoderms-crinoids(41 species)-Cactocrinus,Platycrinites,RhodocrinitesIA018942.0357,-92.7859,,AKm73?|*$IA0186,IA0187,IA0188,IA0190,IA0191,IA0192,IA0193
Le Grand(N2)MarshallIAin quarries 2 km N of IA30MHamptoninvertebrates-echinoderms-crinoidsIA019142.0357,-92.7859,,AKm73?|*$IA0186,IA0187,IA0188,IA0189,IA0190,IA0192,IA0193
Le Grand(N2-IowaRiv)MarshallIA2 km N along Iowa River in massive fossiliferous blue siltstone ledgesD-MEnglish Riverinvertebrates-brachiopoda,mollusks-bivalvia,cephalopoda,gastropoda-pteropodaIA018742.0350,-92.7809,,AKm73?|*$IA0186,IA0188,IA0189,IA0190,IA0191,IA0192,IA0193
Marshalltown(E15-LeGarande?)MarshallIA14.5 km E in quarries described by Meek and Worthen-nests of perfectly preserved crinoids. Worked out by mid 20th Centuryinvertebrates-echinoderms-crinoidsIA0193This is presumably the Le Grand quarries42.0357,-92.7859,,AKm73?|*$IA0186,IA0187,IA0188,IA0189,IA0190,IA0191,IA0192
StennettMontgomeryIA1 km up the ravine in creek bedPNSevery Shaleinvertebrates(?)(abundant)IA019441.0921,-95.1825,,AKm73?|$*IA0195
StennettMontgomeryIAnear mouth of ravinePNSevery Shaleinvertebrates(?)(abundant)IA019541.0955,-95.1915,,AKm73|$*IA0194
Moscow(CedarRiv)MuscatineIAQuarry on Cedar Riverinvertebrates-cnidaria-corals-rugosa-Amplexus,Cystiphyllum,HeterophrentisIA019641.5774,-91.1100,,AKm73?|$*
MuscatineMuscatineIAPNplants-lycopodiophyta-LepidophloiosIA019841.4243,-91.0474,,AKm73?|*$IA0197,IA0199
MuscatineMuscatineIAichnofossils-ichno_misc-Taonurus(Talonurus[?]);;invertebrates-cnidaria-corals-rugosa-Eridophyllum;tabulata-HalysitesIA0197No citations for 'Talonurus' 05052641.4243,-91.0474,,AKm73?|*$IA0198,IA0199
Muscatine(MississippiRiv)MuscatineIAIn lower part of Mississippi River bluffs,Poorly preserved fossils in hard green dolomitic shaleMSweetland Creekinvertebrates-arthropoda-(Selenocaris?);brachiopoda-Lingula;mollusks-cephalopoda-Spathiocaris;gastropoda;;vertebrates-fish(teeth)-arthrodira-Rhynchodus;chondrichthyes-selachii(sharks)-Ptychodus;SynthetodusIA0199No citations for 'Selenocaris' 05052541.4284,-91.0300,,AKm73|*$IA0197,IA0198
Muscatine(WildcatDenStPrk)MuscatineIAAt Wildcat Den State ParkDinvertebrates-brachiopoda,cnidaria-corals;echinoderms-crinoidsIA0257http://www.trails.com/tcatalog_trail.aspx?trailid=HGM082-01141.4705,-90.8837,,AKm72|$*
Wyoming Hill(Muscatine-E9)MuscatineIA8-9.6km E of Muscatine in long RR cut near Hwy 22plants-angiosperms-Lepidophyllum;gymnospermopsida-Alethopteris;lycopodiophyta-Lepidodendron;pteridophyta-Annularia,cycadopsida-Trigonocarpus;equisetales-CalamostachysIA020041.4354,-90.9504,,AKm72|$*
Norwich(NE4)PageIA4 km NEPNuTarkioinvertebrates-arthropoda-trilobita-PhillipsiaIA020140.7595,-95.2201,,AKm73?|$*
EmmetsburgPalo AltoIAIn stream gravelsplants(petrified wood)IA020243.1128,-94.6828,,AKm73?|$*
GraettingerPalo AltoIAIn stream gravelsplants(petrified wood)IA020343.2378,-94.7511,,AKm73?|$*
Big Sioux RiverPlymouth?IAfossils. Take I29 north to the junctionKGreenhorninvertebrates-mollusksIA0207The Big Sioux River is the boundary between Iowa and SD. Flows next to several counties. Plymouth Cy is a guess based on ref to I2942.4951,-96.4770,,AKm74?|$*
Cherokee(N)PlymouthIAN in gravel pitPEvertebrates-mammals-proboscidea-Elephas(teeth)(bones)IA020442.7472,-95.5556,,AKm73?|$*
LeMarsPlymouthIANE,in gravel pits-water worn fossilsPEvertebrates-mammals(bones)(teeth)(horns)-(deer),perissodactyla-equidae(horses);proboscidea(elephants),(others)IA020542.8095,-96.1603,,AKm73|$*
Pierson Creek Valley(W)PlymouthIAin pit to WPEinvertebrates-mollusks-gastropoda;;vertebrates-mammals-artiodactyla-Bison;perissodactyla-equidae(horses);proboscidea(elephants)IA020643.2462,-93.1230,,AKm74|$*
Gilmore CityPocahontasIAFossiliferous Gray Limestone below. Fossiliferous white Kinderhook Limestone is found on quarry floors 1 km NW-Fossils found in nestsMGilmore Cityinvertebrates-brachiopoda,bryozoa,echinoderms-crinoids-Aorocrinus,Cribanocrinus,Culmicrinus,Dichocrinus,Eretmocrinus,Eutaxocrinus,Gilmocrinus,Goniocrinus,Hypselocrinus,Lasiocrinus,Linocrinus,Paracosmetocrinus,Platycrinus,Rhodocrinites;edrioasteroideaIA021142.7402,-94.4514,,AKm73|*$IA0208,IA0209,IA0210
Gilmore CityPocahontasIAMuseum quality specimensMKinderhookinvertebrates-echinoderms-crinoids(24 species)IA020842.7402,-94.4514,,AKm73|*$IA0209,IA0210,IA0211
Gilmore City(NW1)PocahontasIA1 km NW in quarryinvertebrates-brachiopoda,bryozoa,echinoderms-crinoidsIA020942.7402,-94.4514,,AKm73|*$IA0208,IA0210,IA0211
Gilmore City(NW2-GilmorePortlanCementCo)PocahontasIA2 km NW in Gilmore Portland Cement Co quarryinvertebrates-brachiopoda,cnidaria-coralsIA021042.7402,-94.4514,,AKm73|*$IA0208,IA0209,IA0211
Des Moines(area)PolkIAarea exposures of shaley LimestonePNCherokeeinvertebrates-arthropoda-trilobita-GriffithidesIA021241.6006,-93.6089,,AKm73?|$*IA0213
Des Moines(area)PolkIAin area exposuresPNHenriettainvertebrates-arthropoda-trilobita-GriffithidesIA021341.6006,-93.6089,,AKm73?|$*IA0212
Grinnell(E)PoweshiekIAE in abandoned quarryMinvertebrates-brachiopoda;vertebratesIA021441.7422,-92.7228,,AKm73?|$*
BuffaloScottIADuCedar Valley Limestoneichnofossils-feeding_trace-SpirophytonIA0246http://www.archive.org/stream/typefossilmiscel371forn/typefossilmiscel371forn_djvu.txt41.4564,-90.7235,,AKm73|*$IA0158,IA0215,IA0216
Buffalo(DeweyCementCoQry)ScottIADewey Cement Co QuarryDCedar Valleyvertebrates-fish-ptyctodontida-GamphacanthusIA021541.4608,-90.6999,,AKm73?|*$IA0158,IA0216,IA0246
Buffalo(E)ScottIAE on Hwy22 in quarryDCedar Valleyinvertebrates-arthropoda-trilobita;echinoderms-blastoidea,crinoidsIA021641.4608,-90.6999,,AKm73|*$IA0158,IA0215,IA0246
DavenportScottIAinvertebrates-brachiopoda-GypidulaIA021741.5236,-90.5775,,AKm73|*$IA0218,IL0147
Davenport(area)ScottIAin area exposuresDmDavenport, Upperinvertebrates-arthropoda-trilobita-ProteusIA021841.5236,-90.5775,,AKm73|*$IA0217,IL0147
Butlerville(IowaRiv)TamaIAIn exposures along Iowa RiverD-MEnglish Riverinvertebrates(diverse)IA021942.0061,-92.7300,,AKm73|*$IA0220,IA0221
Indian Village Township(Sec7)TamaIAse1/4 s7 in E side of hill -Devils Anvilinvertebrates-brachiopoda-Chonetes,Orthothetes,productida-Productus;spiriferida-Spirifer;;cnidaria-corals-rugosa(horn_corals)-Zaphrentis;;;mollusks-gastropoda-StraparollusIA022142.0192,-92.7483,,AKm73|*$IA0219,IA0220
Indian Village Township(Sec8)TamaIAS8MKinderhookinvertebrates-brachiopoda-Chonetes,Orthothetes,productida-Productus;Rhynchonella,spiriferida-Spirifer;;echinoderms-crinoids(fragments);mollusks-gastropoda-Straparollus;;,;vertebrates-fish(remains)IA022042.0146,-92.7291,,AKm73|*$IA0219,IA0221
Bentonsport(area)Van BurenIAin area exposuresMKeokuk-IA022240.7256,-91.8536,,AKm73|$*
Ottumwa(NarrowsBranch)WapelloIAOn Harrows Branch 400 meters upstream from 2nd Streetinvertebrates-brachiopoda,bryozoa,cnidaria-corals;echinoderms-crinoids(columnals);mollusks-bivalviaIA022341.0350,-92.4254,,AKm73|$*
KalonaWashingtonIADMaple Millincertidae-GluteusIA022441.4831,-91.7058,,AKm73|$*
KalonaWashingtonIADMaple Millinvertebrates-conodonts;vertebrates-fish(microscopic teeth)IA0261http://www.rhyniechert.com/maplemillsharks.html41.4831,-91.7060,,AKm74|,
KalonaWashingtonIAMProspect Hillinvertebrates-conodonts;vertebrates-fish(microscopic teeth)IA0260http://www.rhyniechert.com/prospecthillsharks.html41.4831,-91.7060,,AKm74|,
Maple Mill(EnglishRiv)WashingtonIAAlong English RiverDMaple Mill Shaleincertidae-GluteusIA0242Location is the abandoned Maple Mill bridge over the English River on Fir Avehttp://www.archive.org/stream/typefossilmiscel371forn/typefossilmiscel371forn_djvu.txt41.5037,-91.8486,,AKm73|*$IA0225,IA0226,IA0227
Washington CountyWashingtonIAarea exposures Brownish,dolomitic LimestonesDMaple Millichnofossils-(burrows),(worms);invertebrates-arthropoda-trilobita-Phillipsia?;;brachiopoda,mollusks-bivalvia,cephalopoda-orthocerida-Orthoceras;;gastropoda,scaphopoda-DentaliumIA022641.5037,-91.8486,,AJj14|*$IA0225,IA0227,IA0242
Wassonville MillWashingtonIA2 km E of Maple Mill at Wassonville Mill (original says W)invertebrates-brachiopoda,mollusks-bivalvia,cephalopoda-orthocerida-Orthoceras;;gastropoda-Bellerophon;scaphopoda-DentaliumIA0225Wassonville was a 19th century village N of Wellman, IA41.4865,-91.8296,,AKm73|*$IA0226,IA0227,IA0242
Wellman(area)WashingtonIAin area exposures of Wassonville Member of Kinderhook Fm in white chert,Some specimens apparently have original shell coloringMKinderhookinvertebrates-brachiopoda(35_species),mollusks-bivalvia(9_species),gastropoda(24_species)IA022741.4642,-91.8381,,AKk43|*$IA0225,IA0226,IA0242
Fort AtkinsonWinneshiekIAarea Limestone exposuresinvertebrates(abundant)-brachiopoda-LindstroemellaIA022843.1433,-91.9325,,AKm44|$*
Madison Township(S19)WinneshiekIASE1/4 NW1/4 S19OMaquoketainvertebrates-arthropoda-trilobita-IsotelusIA0230Unable to confirm a Nordness Formation. It's apparently a shale laying below the Maquoketa formation. The expected sequence in Winneshiek County is Dubuque member of the Galena formation capped by the Elgin member of the Maquoketa43.2872,-91.9611,,AKm73?|$*IA0229
Madison Township(Sec19)WinneshiekIA1 km E of SE1/4 NW1/4 S19OElgininvertebrates-arthropoda-trilobita-IsotelusIA022943.2850,-91.9326,,AKm73?|$*IA0230
Orleans Township(S17-road cut)WinneshiekIASE1/4 S17 in road cuts on E,W road in highly fossiliferous Limestoneinvertebrates-arthropoda-trilobita(silicified);graptolitesIA023143.3929,-92.0543,,AKm73|$*
OssianWinneshiekIAOMaquoketainvertebrates-arthropoda-trilobita-CalymeneIA023243.1455,-91.7631,,AKm73?|$*IA0233
Ossian(SW1)WinneshiekIA1 km SW in area quarriesinvertebrates-brachiopoda-LindstroemellaIA023343.1455,-91.7631,,AKm73?|$*IA0232
Springfield Township(Sec23-24)WinneshiekIAroad cuts along road from N end S23 to N end S24OMaquoketa?invertebrates-brachiopoda-GlyptorthisIA023443.2126,-91.7373,,AKm73?|$*
Sioux City(Riverside)WoodburyIAW part of City in Riverside area,Casts of mollusks in the Dakota formation and the underlying sandstoneKDakotainvertebrates-mollusks-bivalvia-Cardium,Corbicula,Inoceramus,Mactra,Polymesoda(?),Protocardia,Trigonarca;gastropoda-Margarita,Turritella;;;plants(leaves)(fragments)(cones),protists-forams;vertebrates-fish(scales)(teeth)(spines)IA0235Cyrene is probably a misspelling of Cyrena=Polydmesoda synonym for Corbicula42.4994,-96.4387,,AKm73?|$*

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