- Ludbrook, 1941 †Megistocerithium Kase, 2015 †Mesostomella Stache, 1889
Neostylidium Doweld, 2013 †Occidentocerithium Nützel,
Blodgett & Stanley, 2003 †Orthochetus...
-
diplax (Watson, 1886)
Bittium eschrichti (Middendorff, 1849):
synonym of
Neostylidium eschrichtii (Middendorff, 1849)
Bittium estuarinumTate, 1893: synonym...