Genus PTEROTOCRINUS
Kingdom / Phylum / Subph . Class / Subclass / Infraclass Division / Superorder / Order Suborder / Infraorder . . . . . . Superfamily / Family . . . . . . . Subfamily / Genus . . . . . . . . .	Animalia / Echinodermata / Crinozoa Crinoidea / Camerata / Eucamerata n.a. / n.a. / ? n.a. / n.a. n.a. / ? n.a. / Pterotocrinus
Age: Distribution:	Early Carboniferous North America
Depicted on: Togo, 2021 (positions 3 and 4 of sheet, M.S., fossil)