Ectenolites abnormis (FOSSIL) B.Z. Li, 1984 †
Ellesmeroceras amplum (FOSSIL) T. Kobayashi, 1931 †
Muriceras anomalum (FOSSIL) Flower, 1964 †
Eorudolfoceras antiquum (FOSSIL) (Flower, 1964 †)
Pachendoceras brevicameratum (FOSSIL) Unklesbay & A.T. Young,1956 †
Conocerina brevis (FOSSIL) Ulrich & Foerste, 1935 †
Ellesmeroceras bridgei (FOSSIL) Flower, 1941 †
Hemichoanella canningi (FOSSIL) Teichert & Glenister,1954 †
Dakeoceras champlainense (FOSSIL) Kröger & Landing, 2007 †
Walcottoceras changshanense (FOSSIL) B.Z. Li, 1984 †
Ectenoceras chepultepecense (FOSSIL) Ulrich & al., 1943 †
Woosteroceras chepultepecense (FOSSIL) Unklesbay & A.T. Young,1956 †
Woosteroceras cherokeense (FOSSIL) Ulrich & al., 1944 †
Barnesoceras clavatum (FOSSIL) Flower, 1964 †
Ectenolites clelandi (FOSSIL) (Ulrich & al., 1944 †)
Ectenoceras compressum (FOSSIL) Ulrich & al., 1943 †
Pachendoceras confertum (FOSSIL) Ulrich & al., 1944 †
Barnesoceras conosiphonatum (FOSSIL) Flower, 1964 †
Levisoceras contractum (FOSSIL) Flower, 1964 †
Burenoceras cornucopia (FOSSIL) Flower, 1964 †
Annoceras costatum (FOSSIL) Flower, 1964 †
Muriceras curviseptatum (FOSSIL) Flower, 1964 †
Walcottoceras delicatum (FOSSIL) B.Z. Li, 1984 †
Levisoceras ellipticum (FOSSIL) Ulrich & al., 1943 †
Clelandoceras elongatum (FOSSIL) Ulrich & al., 1944 †
Ellesmeroceras elongatum (FOSSIL) T. Kobayashi, 1931 †
Stemtonoceras elongatum (FOSSIL) Ulrich & Foerste, 1936 †
Ectenoceras exile (FOSSIL) Ulrich & al., 1943 †
Barnesoceras expansum (FOSSIL) Flower, 1964 †
Ellesmeroceras expansum (FOSSIL) Flower, 1941 †
Ectenolites extensus (FOSSIL) Flower, 1964 †
Woosteroceras flexiseptatum (FOSSIL) Flower, 1964 †
Ellesmeroceras flexuostriatum (FOSSIL) T. Kobayashi, 1931 †
Llanoceras gracile (FOSSIL) Flower, 1964 †
Muriceras gracile (FOSSIL) Flower, 1964 †