Taxa Count: 19

ACANTHOCERATIDAE

Acanthoceras coloradoensis

Dunveganoceras pondi

Euomphaloceras septemseriatum

Kamerunoceras puebloense

Mammites nodosoides

Metoicoceras geslinianum

Metoicoceras mosbyense

Neocardioceras juddii

Plesiacanthoceras wyomingense

Pseudaspidoceras flexuosum

Pseudaspidoceras pseudonodosoides

Watinoceras coloradoense

Watinoceras reesidei