Platycrinus asper Meek & Worthen, 1861

Congeneric Species:

• Platycrinus (Storthingocrinus) fritillus
• Platycrinus aegularis
• Platycrinus americanus
• Platycrinus austinianus
• Platycrinus brevinodus
• Platycrinus burlingtonensis
• Platycrinus calyculus
• Platycrinus cams
• Platycrinus canaliculatus
• Platycrinus contractus
• Platycrinus coranatus
• Platycrinus coronatus
• Platycrinus decagonus
• Platycrinus diadema
• Platycrinus discoideus
• Platycrinus elipticus
• Platycrinus ellipticus
• Platycrinus eminulus
• Platycrinus excavatus
• Platycrinus expansus
• Platycrinus fritillus
• Platycrinus geometricus
• Platycrinus glyptus
• Platycrinus gorbyi
• Platycrinus granosus
• Platycrinus granulatus
• Platycrinus halli
• Platycrinus hemispehricus
• Platycrinus hemisphericus
• Platycrinus huntsvillae
• Platycrinus incomptus
• Platycrinus laciniatus
• Platycrinus laevis
• Platycrinus megastylus
• Platycrinus mucronatus
• Platycrinus mullerianus
• Platycrinus multibrachiatus
• Platycrinus niotensis
• Platycrinus no species reported
• Platycrinus nodostriatus
• Platycrinus northeni
• Platycrinus olla
• Platycrinus ornigranulus
• Platycrinus oweni
• Platycrinus parvinodus
• Platycrinus pileatus
• Platycrinus pileiformis
• Platycrinus pilieformis
• Platycrinus plames
• Platycrinus planus
• Platycrinus pocilliformis
• Platycrinus prattem
• Platycrinus quingquenodus
• Platycrinus quinquenodus
• Platycrinus regalis
• Platycrinus rugosus
• Platycrinus saffordi
• Platycrinus scobina
• Platycrinus sculptus
• Platycrinus spinifer
• Platycrinus spinosus
• Platycrinus subspinosus
• Platycrinus subspinulosus
• Platycrinus tenuibrachiatus
• Platycrinus trifidus
• Platycrinus trignitidactylus
• Platycrinus truncatulus
• Platycrinus tuberculatus
• Platycrinus verrucosus
• Platycrinus yandelli

No Subspecies