USNM:PAL
Dorycrinus unicornis (Owen & Shumard)
USNM PAL768
United States, Iowa, Des Moines County
USNM:PAL
Azygocrinus rotundus (Yandell & Shumard)
USNM PAL489434
United States, Iowa, Des Moines County
USNM:PAL
Cochliodus latus Leidy
USNM V3453 L. Cox
United States, Iowa
USNM:PAL
undetermined
C. Levorson
United States, Iowa, Floyd County
USNM:PAL
Orodus daedaleus St.John & Worthen
USNM V13114 F. Springer
United States, Iowa, Des Moines County
USNM:PAL
Edestus heinrichsii Newberry & Worthen
USNM V8032 W. Metcalf
United States, Iowa, Appanoose County
USNM:PAL
Deltodus
USNM PAL341753 O. St.John 1884-00-00
United States, Iowa
USNM:PAL
Pentremites elongatus Shumard
USNM S6603
United States, Iowa
USNM:PAL
Actinocrinites gibsoni (Miller & Gurley)
USNM S1150
United States, Iowa
USNM:PAL
Girtyspira sp b * 1
USNM PAL382633 A. Gerk
United States, Iowa, Humboldt County
USNM:PAL
Ctenacanthus
USNM V14717 F. Springer
United States, Iowa
USNM:PAL
Deltodus costatus (Newberry & Worthen)
USNM V3493 L. Cox
United States, Iowa
USNM:PAL
Globoblastus norwoodi (Owen & Shumard)
USNM PAL314426
United States, Iowa
USNM:PAL
Psephodus obliquus St.John & Worthen
USNM PAL341380 W. Van Horne
United States, Iowa
USNM:PAL
Teleiocrinus umbrosus (Hall)
USNM S7857
United States, Iowa, Des Moines County
USNM:PAL
Deltodus complanatus Newberry & Worthen
USNM V15649 F. Springer
United States, Iowa
USNM:PAL
Quasillites hackberryensis Gibson
USNM PAL123129 Gibson
United States, Iowa, Floyd County, Rockford; a clay pit of the Rockford Brick and Tile Company, 43.0528 -92.9492
USNM:PAL
Deltodopsis convolutus St.John & Worthen
USNM V13019 F. Springer
United States, Iowa, Louisa County
USNM:PAL
Genus
USNM PAL279771 O. St.John 1867-09-07
United States, Iowa, Dallas County
USNM:PAL
Cryptoblastus melo (Owen & Shumard)
USNM S7081
United States, Iowa, Des Moines County
USNM:PAL
Helodus nobilis (Leidy)
USNM V14330 F. Springer
United States, Iowa
USNM:PAL
Rhodocrinus nanus Meek & Worthen
USNM S52
United States, Iowa, Marshall County
USNM:PAL
Macrocrinus verneuilianus (Shumard)
USNM S8414
United States, Iowa, Des Moines County
USNM:PAL
Gerkella humboldti Malinky & Sixt
USNM PAL390535 A. Gerk AF
United States, Iowa, Humboldt County
USNM:PAL
Perditocardinia Carter
USNM PAL176867
United States, Iowa, Pocahontas County
USNM:PAL
Helodus angulatus Newberry & Worthen
USNM PAL328544 O. St.John
United States, Iowa, Louisa County
USNM:PAL
Pachylocrinus swallovi Meek & Worthen
USNM S2584
United States, Iowa, Des Moines County
USNM:PAL
Chitonodus springeri St.John & Worthen
USNM V13105 O. St.John
United States, Iowa, Louisa County
USNM:PAL
Cactocrinus proboscidialis (Hall)
USNM S5663
United States, Iowa, Des Moines County
USNM:PAL
Physetocrinus ventricosus (Hall)
USNM S5630
United States, Iowa, Des Moines County
USNM:PAL
Displodocrinus divergens (Hall)
USNM S8061
United States, Iowa, Des Moines County
USNM:PAL
Gryphochiton demissus Hoare
USNM PAL501828 A. Gerk
United States, Iowa, Humboldt County
USNM:PAL
Douvillina arcuata (Hall)
USNM PAL220622
United States, Iowa
USNM:PAL
Helodus
USNM PAL457363 F. Springer 7
United States, Iowa
USNM:PAL
Teleiocrinus umbrosus (Hall)
USNM S7863
United States, Iowa, Des Moines County
USNM:PAL
Cladodus
USNM PAL327612 O. St.John
United States, Iowa
USNM:PAL
Cryptoblastus pisum (Meek & Worthen)
USNM S5348
United States, Iowa, Des Moines County
USNM:PAL
Cryptoblastus melo (Owen & Shumard)
USNM S7086
United States, Iowa, Des Moines County
USNM:PAL
Antliodus
USNM V14769 O. St.John
United States, Iowa
USNM:PAL
Bairdia hypsoconcha Gibson
USNM PAL123085 Gibson
United States, Iowa, Floyd County, Rockford; a clay pit of the Rockford Brick and Tile Company, 43.0528 -92.9492
USNM:PAL
Orophocrinus stelliformis (Owen & Shumard)
USNM S6743
United States, Iowa
USNM:PAL
Cactocrinus proboscidialis (Hall)
USNM S7711
United States, Iowa, Des Moines County
USNM:PAL
Microdoma sp a
USNM PAL419313 A. Gerk
United States, Iowa, Humboldt County
USNM:PAL
Uperocrinus nashvillae (Troost)
USNM S8463
United States, Iowa
USNM:PAL
Agaricocrinus
USNM S8613
United States, Iowa
USNM:PAL
Physonemus proclivus St.John & Worthen
USNM V13974 F. Springer
United States, Iowa, Des Moines County
USNM:PAL
Euprimitia labiosa (Ulrich)
USNM PAL453256
United States, Iowa, Winneshiek County, Sec 13, Glenwood Tnshp, 43.2907 -91.8437
USNM:PAL
Macronotella punctulifera Gibson
USNM PAL123108 Gibson
United States, Iowa, Floyd County, Rockford; a clay pit of the Rockford Brick and Tile Company, 43.0528 -92.9492
USNM:PAL
Cryptoblastus melo (Owen & Shumard)
USNM S7047
United States, Iowa, Des Moines County
USNM:PAL
Acondylacanthus aequicostatus St.John & Worthen
USNM V4685 L. Cox
United States, Iowa
USNM:PAL
Acondylacanthus
USNM V14635 O. St.John
United States, Iowa
USNM:PAL
Eutrochocrinus christyi (Shumard)
USNM S8372
United States, Iowa, Des Moines County
USNM:PAL
Cactocrinus
USNM PAL486834
United States, Iowa, Des Moines County
USNM:PAL
Orodus
USNM PAL328541 O. St.John 1867-00-00
United States, Iowa, Louisa County
USNM:PAL
Cryptoblastus melo (Owen & Shumard)
USNM S7095
United States, Iowa, Des Moines County
USNM:PAL
Microptychis (Microptychis)
USNM PAL382658 A. Gerk
United States, Iowa, Humboldt County
USNM:PAL
Orophocrinus stelliformis (Owen & Shumard)
USNM S6741
United States, Iowa
USNM:PAL
Orodus punctatus (Newberry & Worthen)
USNM V14869 R. Bassler
United States, Iowa
USNM:PAL
Rhodocrinites kirbyi (Wachsmuth & Springer)
USNM S7202
United States, Iowa, Marshall County
USNM:PAL
Sandalodus laevissimus Newberry & Worthen
USNM V3457 L. Cox
United States, Iowa
USNM:PAL
Genus
USNM S4091
United States, Iowa
USNM:PAL
Cusacrinus hurdianus (McChesney)
USNM S1205
United States, Iowa, Des Moines County
USNM:PAL
Dorycrinus mississippiensis Roemer
USNM PAL461621
United States, Iowa
USNM:PAL
Uperocrinus asteriscus Meek & Worthen
USNM S8436
United States, Iowa, Des Moines County
USNM:PAL
Strotocrinus perumbrosus (Hall)
USNM S8026
United States, Iowa, Des Moines County
USNM:PAL
Physetocrinus
USNM S7984
United States, Iowa, Des Moines County
USNM:PAL
Sandalodus laevissimus Newberry & Worthen
USNM V13968 O. St.John 1882-00-00
United States, Iowa
USNM:PAL
undetermined
Cooper & Phelan
United States, Iowa, Madison County
USNM:PAL
Gilbertsocrinus typus (Hall)
USNM S7354
United States, Iowa
USNM:PAL
Agaricocrinus gracilis Meek & Worthen
USNM PAL496679 E. Kirk
United States, Iowa, Des Moines County
USNM:PAL
Gilbertsocrinus typus (Hall)
USNM PAL484588 E. Kirk
United States, Iowa
USNM:PAL
Fissodus
USNM V14597 C. Wachsmuth 1871-00-00
United States, Iowa
USNM:PAL
Luciella sp a var. 2
USNM PAL382645 A. Gerk
United States, Iowa, Humboldt County
USNM:PAL
undetermined
C. Levorson 1968-05-30
United States, Iowa, Cerro Gordo County
USNM:PAL
undetermined
Collector Unknown
United States, Iowa, Floyd County
USNM:PAL
Microptychis (Eoptychia) sp a
USNM PAL382654 A. Gerk
United States, Iowa, Humboldt County
USNM:PAL
Physonemus proclivus St.John & Worthen
USNM V13549 F. Springer
United States, Iowa, Des Moines County
USNM:PAL
Rhodocrinites barrisi Hall
USNM S5995
United States, Iowa, Des Moines County
USNM:PAL
Eretmocrinus corbulis (Hall)
USNM S765
United States, Iowa
USNM:PAL
Cryptoblastus melo (Owen & Shumard)
USNM S5351
United States, Iowa, Des Moines County
USNM:PAL
Abatocrinus
USNM S8230
United States, Iowa, Des Moines County
USNM:PAL
Agaricocrinus brevis (Hall)
USNM PAL496673 E. Kirk
United States, Iowa, Des Moines County
USNM:PAL
Teleiocrinus liratus (Hall)
USNM S5572
United States, Iowa
USNM:PAL
Venustodus fortis (St.John & Worthen)
USNM V14630 O. St.John
United States, Iowa
USNM:PAL
Teleiocrinus umbrosus (Hall)
USNM S5524
United States, Iowa, Des Moines County
USNM:PAL
Tabulophyllum longum Fenton & Fenton
USNM PAL401448 C. Levorson
United States, Iowa, Butler County
USNM:PAL
Cribanocrinus wortheni (Hall)
USNM PAL483480
United States, Iowa
USNM:PAL
Cactocrinus
USNM S7744
United States, Iowa, Des Moines County
USNM:PAL
Lovenechinus missouriensis (Jackson)
USNM PAL542281
United States, Iowa
USNM:PAL
Psammodus porosus (Agassiz)
USNM V14288
United States, Iowa
USNM:PAL
undetermined
Cooper & Phelan 1966-05-21
United States, Iowa, Benton County
USNM:PAL
Abatocrinus
USNM S8232
United States, Iowa, Des Moines County
USNM:PAL
Paratextularia proboscidea (Cushman & Stainbrook)
USNM PAL433636
United States, Iowa, Benton County, Urbana, 3mi S And 2mi W Of; Hanger's Spring, A Spring On Right Bank Of Cedar River, 42.0802 -92.0657
USNM:PAL
undetermined
Collector Unknown
United States, Iowa, Fayette County
USNM:PAL
Cusacrinus nodobrachiatus (Wachsmuth & Springer)
USNM S7776
United States, Iowa, Marshall County
USNM:PAL
Uperocrinus
USNM S8512
United States, Iowa, Des Moines County
USNM:PAL
Teleiocrinus umbrosus (Hall)
USNM S5528
United States, Iowa, Des Moines County
USNM:PAL
Decemoblastus melonoides Meek & Worthen
USNM S5362
United States, Iowa
USNM:PAL
Otodus
USNM V15629 F. Springer 1872-00-00
United States, Iowa
USNM:PAL
undetermined
J. Hidore
United States, Iowa, Floyd County