Class Gastropoda Cuvier, 1797
Subclass Prosobranchia Milne-Edwards, 1848
Order Archaeogastropoda Thiel, 1925
Suborder Trochina Cox and Knight, 1960
Superfamily Platuceracea Hall, 1859
Family Platuceratidae Hall, 1879
Genus Platyceras Conrad, 1840
Platyceras sp.
Class Bivalvia Linnaeus, 1758
Subclass Pteriomorphia Beurlen, 1944
Order Pterioida Newell,1965
Suborder Pteriina Newell, 1965
Superfamily Pectinaea Rafinesque, 1815
pectinaean sp.
Class Cephalopoda Cuvier, 1797
Subclass Nautiloidea Agassiz, 1847
orthocone nautiloid?
Subclass Ammonoidea Zittel, 1884
Order Goniatitida Hyatt, 1884
Suborder Goniatitina Hyatt, 1884
Superfamily Pericyclaceae Librovitch, 1957
Family Pericyclidae Hyatt, 1900
Genus Polaricyclus Riley, 1990
Polaricyclus bordenensis Work and Mason, 2003
[cited by Work and Mason, 2009]
Superfamily Dimorphoceratoidea Hyatt, 1931
Family Girtyoceratidae Wedekind, 1918
Subfamily Sudeticeratinae Korn and Ebbighausen, 2006
Genus Winchelloceras Ruzhencev, 1965
Winchelloceras allei (Winchell, 1862)
[cited by Work and Mason, 2009]
Family Eogonioloboceratidae Ruzhencev and Bogoslovskaya, 1978
Genus Eogonioloboceras Librovitch, 1957
Eogonioloboceras? sp. of Gordon and Mason, 1985
[cited by Work and Mason, 2009]