USNM:PAL
Teleiocrinus umbrosus (Hall)
USNM S7846
United States, Iowa, Des Moines County
USNM:PAL
Pentremites elongatus Shumard
USNM S5250
United States, Iowa
USNM:PAL
Macrocrinus verneuilianus (Shumard)
USNM S8415
United States, Iowa
USNM:PAL
undetermined
G. Cooper
United States, Iowa, Tippecanoe County
USNM:PAL
Abatocrinus turbinatus (Hall)
USNM S8171
United States, Iowa, Des Moines County
USNM:PAL
Physetocrinus ventricosus (Hall)
USNM S5611
United States, Iowa, Des Moines County
USNM:PAL
Cryptoblastus melo (Owen & Shumard)
USNM S7043
United States, Iowa, Des Moines County
USNM:PAL
Euglyphella subquadrata Gibson
USNM PAL123097 Gibson
United States, Iowa, Floyd County, Rockford; a clay pit of the Rockford Brick and Tile Company, 43.0528 -92.9492
USNM:PAL
Douvillina arcuata (Hall)
USNM PAL642048
United States, Iowa
USNM:PAL
Abatocrinus laura (Hall)
USNM S8158
United States, Iowa, Des Moines County
USNM:PAL
undetermined
C. Levorson
United States, Iowa, Floyd County
USNM:PAL
Helodus nobilis (Leidy)
USNM V3488 L. Cox
United States, Iowa
USNM:PAL
Helodus
USNM PAL457359 F. Springer
United States, Iowa
USNM:PAL
Campodus variabilis (Newberry & Worthen)
USNM PAL328845 F. Springer
United States, Iowa, Mills County
USNM:PAL
Rhodocrinites kirbyi (Wachsmuth & Springer)
USNM S7174
United States, Iowa, Marshall County
USNM:PAL
Teleiocrinus umbrosus (Hall)
USNM S5557
United States, Iowa
USNM:PAL
Abatocrinus aequalis (Hall)
USNM PAL7308
United States, Iowa, Des Moines County
USNM:PAL
Schizoblastus sayi (Shumard)
USNM S5319
United States, Iowa, Des Moines County
USNM:PAL
Baylea trifibra Rollins
USNM PAL382613 A. Gerk
United States, Iowa, Humboldt County
USNM:PAL
Halliella trenti Kay
USNM PAL453244
United States, Iowa, Winneshiek County, Sec 12, Glenwood Tnshp, 43.2907 -91.8437
USNM:PAL
undetermined
Cooper & Phelan 1966-05-20
United States, Iowa, Buchanan County
USNM:PAL
Physonemus carinatus St.John & Worthen
USNM V13551 O. St.John
United States, Iowa
USNM:PAL
Cladodus alternatus St.John & Worthen
USNM V13961 F. Springer
United States, Iowa, Des Moines County
USNM:PAL
Gilbertsocrinus obovatus Meek & Worthen
USNM S7298 Wachsmuth Collection
United States, Iowa
USNM:PAL
Orophocrinus stelliformis (Owen & Shumard)
USNM PAL33092
United States, Iowa
USNM:PAL
Cladodus alternatus St.John & Worthen
USNM V14149 W. Van Horne 1870-00-00
United States, Iowa
USNM:PAL
Orodus
USNM PAL328546 O. St.John 1868-00-00
United States, Iowa, Louisa County
USNM:PAL
Physonemus gemmatus (Newberry & Worthen)
USNM V3392 L. Cox
United States, Iowa, Lee County
USNM:PAL
Sulcatostrophia camerata (Fenton & Fenton)
USNM PAL220538
United States, Iowa
USNM:PAL
Genus Palmer & Palmer
USNM PAL245256 Palmer & Palmer
United States, Iowa, Winneshiek County
USNM:PAL
Cryptoblastus melo (Owen & Shumard)
USNM S6967
United States, Iowa, Des Moines County
USNM:PAL
Orophocrinus stelliformis (Owen & Shumard)
USNM S6746
United States, Iowa
USNM:PAL
Cryptoblastus melo (Owen & Shumard)
USNM S6982
United States, Iowa, Des Moines County
USNM:PAL
Actinocrinites verrucosus Hall
USNM PAL486756
United States, Iowa, Des Moines County
USNM:PAL
undetermined
M. Philcox 1965-00-00
United States, Iowa, Linn County
USNM:PAL
Gilbertsocrinus tuberosus Wachsmuth & Springer
USNM S7293
United States, Iowa
USNM:PAL
Actinocrinites
USNM S7647
United States, Iowa
USNM:PAL
Glymmatacanthus rudis St.John & Worthen
USNM V13504 L. Cox
United States, Iowa
USNM:PAL
Strotocrinus perumbrosus (Hall)
USNM S8047
United States, Iowa, Des Moines County
USNM:PAL
Cryptoblastus melo (Owen & Shumard)
USNM S7077
United States, Iowa, Des Moines County
USNM:PAL
Pentremites elongatus Shumard
USNM PAL469101
United States, Iowa
USNM:PAL
Gerkella humboldti Malinky & Sixt
USNM PAL390525 A. Gerk V
United States, Iowa, Humboldt County
USNM:PAL
Dizygocrinus
USNM S8328
United States, Iowa
USNM:PAL
undetermined
Collector Unknown
United States, Iowa, Iowa County
USNM:PAL
Deltoptychius wachsmuthi St.John & Worthen
USNM V14667 St.John & Cox
United States, Iowa
USNM:PAL
Pellecrinus intermedius (Hall)
USNM S6321
United States, Iowa
USNM:PAL
Ctenacanthus
USNM V4886 L. Cox
United States, Iowa
USNM:PAL
Schizoblastus sayi (Shumard)
USNM S5468
United States, Iowa
USNM:PAL
Cladodus bellifer St.John & Worthen
USNM V16052 F. Springer
United States, Iowa, Des Moines County
USNM:PAL
Spinatrypa trulla (Stainbrook)
USNM PAL201082B
United States, Iowa, Iowa County
USNM:PAL
undetermined
G. Crossman
United States, Iowa, Cerro Gordo County
USNM:PAL
Dorycrinus intermedius (Meek & Worthen)
USNM S975
United States, Iowa, Des Moines County
USNM:PAL
Globoblastus norwoodi (Owen & Shumard)
USNM S6728
United States, Iowa
USNM:PAL
Strotocrinus perumbrosus (Hall)
USNM S8031
United States, Iowa, Des Moines County
USNM:PAL
Ctenacanthus gradocostatus St.John & Worthen
USNM V14171 O. St.John
United States, Iowa
USNM:PAL
Pentremites elongatus Shumard
USNM S5247
United States, Iowa
USNM:PAL
Cryptoblastus melo (Owen & Shumard)
USNM S7003
United States, Iowa, Des Moines County
USNM:PAL
Helodus
USNM PAL457356 O. St.John 55
United States, Iowa
USNM:PAL
Straparollus (Straparollus) cyclostomus (Hall)
USNM PAL183657
United States, Iowa
USNM:PAL
Pentremites elongatus Shumard
USNM S5262
United States, Iowa
USNM:PAL
Cusacrinus nodobrachiatus (Wachsmuth & Springer)
USNM PAL486845
United States, Iowa
USNM:PAL
Petrodus
USNM PAL330011 F. Springer
United States, Iowa
USNM:PAL
Agaricocrinus
USNM S8612
United States, Iowa
USNM:PAL
Rhodocrinites barrisi (Hall)
USNM S7268
United States, Iowa
USNM:PAL
Gerkella humboldti Malinky & Sixt
USNM PAL390526 A. Gerk W
United States, Iowa, Humboldt County
USNM:PAL
Girtyspira sp b
USNM PAL382632 A. Gerk
United States, Iowa, Humboldt County
USNM:PAL
Sulcatostrophia camerata (Fenton & Fenton)
USNM PAL220531 Cooper & Allen
United States, Iowa
USNM:PAL
Physetocrinus ornatus (Hall)
USNM S5637
United States, Iowa, Des Moines County
USNM:PAL
Ctenacanthus xiphias (St.John & Worthen)
USNM V14791 O. St.John
United States, Iowa
USNM:PAL
Abatocrinus laura (Hall)
USNM S8166
United States, Iowa, Des Moines County
USNM:PAL
undetermined
Collector Unknown
United States, Iowa, Floyd County
USNM:PAL
Macrocrinus verneuilianus (Shumard)
USNM PAL42296
United States, Iowa, Des Moines County
USNM:PAL
undetermined
Collector Unknown
United States, Iowa, Buchanan County
USNM:PAL
Deltodus
USNM V14910 F. Springer 1871-00-00
United States, Iowa
USNM:PAL
Quasillites beachi Gibson
USNM PAL123120 Gibson
United States, Iowa, Floyd County, Rockford; a clay pit of the Rockford Brick and Tile Company, 43.0528 -92.9492
USNM:PAL
Deltodus parvus St.John & Worthen
USNM V14039 O. St.John
United States, Iowa
USNM:PAL
Strotopora foveolata Ulrich
USNM PAL159815
United States, Iowa
USNM:PAL
Genus Utgaard in Boardman et al.
USNM PAL159781
United States, Iowa, Scott County
USNM:PAL
Schizoblastus sayi (Shumard)
USNM S5470
United States, Iowa
USNM:PAL
Eretmocrinus tentor Laudon
USNM PAL496612 H. Strimple
United States, Iowa
USNM:PAL
Cryptoblastus melo (Owen & Shumard)
USNM S7071
United States, Iowa, Des Moines County
USNM:PAL
Gnathodus commutatus pellaensis (Youngquist & Miller)
USNM PAL170290 G. Merrill
United States, Iowa, Mahaska County
USNM:PAL
Megistocrinus nobilis Wachsmuth & Springer
USNM S669
United States, Iowa
USNM:PAL
Eutrochocrinus christyi (Shumard)
USNM S8367
United States, Iowa, Des Moines County
USNM:PAL
Physetocrinus ornatus (Hall)
USNM PAL770
United States, Iowa, Des Moines County
USNM:PAL
Sandalodus laevissimus Newberry & Worthen
USNM V3465 L. Cox
United States, Iowa
USNM:PAL
Punctaparchites ovatus Kay
USNM PAL453223
United States, Iowa, Allamakee County, Church, Just Ne Of, 43.2843 -91.3781
USNM:PAL
Uperocrinus pyriformis (Shumard)
USNM PAL7312
United States, Iowa, Des Moines County
USNM:PAL
Tabulophyllum longum Fenton & Fenton
USNM PAL401447 C. Levorson
United States, Iowa, Butler County
USNM:PAL
Dichocrinus gracilis Broadhead
USNM S1484A
United States, Iowa
USNM:PAL
Helodus crenulatus Newberry & Worthen
USNM PAL457230 F. Springer
United States, Iowa
USNM:PAL
Psammodus
USNM PAL339407 O. St.John 1867-08-31
United States, Iowa, Dallas County
USNM:PAL
Cactocrinus
USNM PAL486828
United States, Iowa, Des Moines County
USNM:PAL
Gilbertsocrinus typus (Hall)
USNM S7947
United States, Iowa, Marshall County
USNM:PAL
undetermined
Cooper & Phelan 1966-05-20
United States, Iowa, Buchanan County
USNM:PAL
Deltoptychius wachsmuthi St.John & Worthen
USNM V14661
United States, Iowa
USNM:PAL
Sandalodus
USNM V14223 F. Springer
United States, Iowa
USNM:PAL
Campodus variabilis (Newberry & Worthen)
USNM V13147 Meek, St.John & Worthen
United States, Iowa, Mills County
USNM:PAL
Orodus
USNM V14531 O. St.John
United States, Iowa
USNM:PAL
Strotocrinus perumbrosus (Hall)
USNM S8030
United States, Iowa, Des Moines County