Ataxiacrinus Lyon, 1869 † (original description)
Cocabiocrinus Lyon, 1869 (original description)
Cryptosmilia Cope, 1867 accepted as Drepane Cuvier in Cuvier & Valenciennes, 1831 (original description)
Enteromius Cope, 1867 accepted as Barbus Cuvier & Cloquet, 1816 (original description)
Hadrocrinus Lyon, 1869 † (original description)
Magestocrinus Lyon, 1869 † accepted as Megistocrinus Owen & Shumard in Owen, 1852 † (original description)
Octophthalmus Wood, 1869 (original description)
Ortonia Wood, 1869 (original description)
Photogenis Cope, 1867 accepted as Notropis Rafinesque, 1818 (original description)
Sphagomorus Cope, 1867 accepted as Psettodes Bennett, 1831 (original description)