Alecturus d'Orbigny & Lafresnay, 1837 (basis of record)
Ascon Lendenfeld, 1885 (basis of record)
Brairdia M'Coy, 1844 † (basis of record)
Charybdis De Haan in Siebold, 1833 (basis of record)
Chondrosteus Agassiz, 1844 † accepted as Chondrosteus Egerton, 1858 † (basis of record)
Cryptosoma Brullé, 1837 (basis of record)
Dia Redtenbacher, 1858 accepted as Dia Dejean, 1836 accepted as Colaspidea Laporte, 1833 (basis of record)
Dibolia Rumke, 1985 (basis of record)
Etisus H. Milne Edwards, 1834 (basis of record)
Loerentheya Lörenthey, 1902 † (basis of record)
Pleurotrochus Grabau, 1909 † (basis of record)
Stacheoides R.H. Cummings, 1955 † (basis of record)
Thicolia Leach, 1847 (basis of record)