Generic diagnosis: Bathyodontidae. Buccal cavity long
and thin, composed of three sections, a cylindrical anterior part, a shorter
much thicker and narrower middle portion, and a longer tubular posterior
part. Mural tooth very small denticle, borne at base of anterior
part of buccal cavity. Oesophagus cylindrical, oesophago-intestinal
junction non-tuberculate, cellular apparatus present. Reproductive
system amphidelphic. Caudal glands and terminal opening present.
Males not known.
Type species: Bathyodontus
cylindricus Fielding, 1950
||B. mirus (Andrassy, 1956) Andrassy in Hooper & Cairns, 1959
B. indicus (Khan, 1972) n. comb.