USNM:PAL
Sandalodus occidentalis (Leidy)
USNM V14003 G. Hambach
United States, Iowa
USNM:PAL
Deltodus spatulatus Newberry & Worthen
USNM V1710
United States, Illinois, Jersey County
USNM:PAL
Cochliodus latus Leidy
USNM V3450 L. Cox
United States, Iowa
USNM:PAL
Sandalodus carbonarius Newberry & Worthen
USNM V16077 O. St.John
United States, Illinois
USNM:PAL
Synthetodus trisulcatus Newberry
USNM V3932 C. Eastman
United States, Iowa, Johnson County
USNM:PAL
Psephodus placenta (Newberry & Worthen)
USNM V14291 C. Wachsmuth
United States, Iowa
USNM:PAL
Deltodopsis affinis St.John & Worthen
USNM V14131 F. Springer
United States, Illinois
USNM:PAL
Cochliodus latus Leidy
USNM V14228 A. Worthen
United States, Illinois
USNM:PAL
Poecilodus ornatus (Newberry & Worthen)
USNM V14302 O. St.John
United States, Iowa
USNM:PAL
Deltodus fasciatus Newberry & Worthen
USNM V14636 F. Springer
United States, Illinois
USNM:PAL
Deltoptychius springeri (St.John & Worthen)
USNM V15046 Springer & St.John 1880-00-00
United States, New Mexico
USNM:PAL
Cochliodus leidyi St.John & Worthen
USNM V14193 F. Springer
United States, Illinois
USNM:PAL
Psephodus
USNM V14820 O. St.John 1882-07-00
United States, Missouri
USNM:PAL
Deltodus cingulatus Newberry & Worthen
USNM PAL412148 G. Billingsley 1984-00-00
United States, Arizona, Coconino County
USNM:PAL
Deltodopsis bialveatus St.John & Worthen
USNM V16022 F. Springer 1878-00-00
United States, Iowa
USNM:PAL
Chitinodus rugosus (Newberry & Worthen)
USNM PAL341721 Cox
United States, Iowa
USNM:PAL
Sandalodus laevissimus Newberry & Worthen
USNM V3468 L. Cox
United States, Iowa
USNM:PAL
Chitinodus
USNM V14779 F. Springer
United States, Illinois
USNM:PAL
Cochliodus latus Leidy
USNM PAL341391 F. Springer
United States, Illinois, Hancock County
USNM:PAL
Deltodus
USNM PAL412173 G. Billingsley
United States, Arizona
USNM:PAL
Deltodus spatulatus Newberry & Worthen
USNM PAL341726 F. Springer
United States, Iowa, Des Moines County
USNM:PAL
Deltodus spatulatus Newberry & Worthen
USNM V14579 F. Springer
United States, Iowa
USNM:PAL
Cochliodus
USNM V14209 F. Springer
United States, Iowa
USNM:PAL
Listracanthus hystrix Newberry & Worthen
USNM PAL337269
United States, Illinois, Vermilion County
USNM:PAL
Sandalodus laevissimus Newberry & Worthen
USNM V3387 L. Cox
United States, Iowa
USNM:PAL
Phigeacanthus
USNM V14751 O. St.John 1868-00-00
United States, Iowa
USNM:PAL
Deltoptychius expansus St.John & Worthen
USNM V16018 F. Springer
United States, Missouri
USNM:PAL
Deltodus costatus (Newberry & Worthen)
USNM V3494 L. Cox
United States, Iowa