Mississippian
Barycrinus hoveyi,
Halysiocrinus nodosus &
Macrocrinus mundulus
Upper Mississippian
Ramp Creek Fm.
Montgomery Co., Indiana
Crinoids
Goniatites multiratus
Upper Mississippian
Caney Shale
Coal Co., Oklahoma
Ammonoids
Pentremites robustus
Upper Mississippian
Glen Dean Limestone
Kentucky
Blastoid
Agariococrinus splendens &
Cyathocrinites gobyi
Upper Mississippian
Harrodsburg Fm.
Montgomery Co., Indiana
Crinoids
Archimedes wortheni
Upper Mississippian
Indian Creek Limestone
Crawford Co., Indiana
Bryozoan
Pugnax acuminatus
Middle Mississippian
Zone B-2
Derbyshire, England
Brachiopod
Evactinopora sexradiata
Lower Mississippian
Fern Glen Fm.
Jefferson Co., Missouri
Bryozoans (2 views)
Waterstonella grantonensis
Middle Mississippian
Lower Oil Shale Group
Edinburg, Scotland
Malacostrans (arthropods)
Cladodus sp.
Upper Mississippian
Caney Shale Fm.
Coal Co., Oklahoma
Shark tooth
Breviphillipsia sampsoni
Lower Mississippian
Chouteau Fm.
Boone Co., Missouri
Trilobite
Dichocrinus multiplex,
Rhodocrinus douglassi &
Rhodocrinus wortheni
Lower Mississippian
Gilmore City Fm.
Pocahontas Co., Iowa
Crinoids
Platyceras sp.
Lower Mississippian
Edwardsville Fm.
Montgomery Co., Indiana
Gastropod (snail)