Afer Conrad, 1858 (original description)
Apedodus Leidy, 1856 (original description)
Bullopsis Conrad, 1858 † (original description)
Diemyctylus Hallowell, 1858 accepted as Diemictylus Rafinesque, 1820 (original description)
Eucoryne Leidy, 1855 accepted as Pennaria Goldfuss, 1820 (original description)
Legumen Conrad, 1858 † (original description)
Naraganseta Leidy, 1855 accepted as Dodecaceria Örsted, 1843 (original description)
Pontonema Leidy, 1855 (original description)
Pyrifusus Conrad, 1858 † (original description)
Stenacanthus Leidy, 1856 (original description)
Torquea Leidy, 1855 accepted as Polycirrus Grube, 1850 (original description)