FAMILY Vatacaridae Southcott, 1957:174 [placement?] GENUS Vatacarus Southcott, 1957:165 SUBGENUS Vatacarus Southcott, 1957:165 TYPE-SPECIES Vatacarus ipoides Southcott, 1957 [ in sea snake] SUBGENUS Iguanacarus Vercammen-Grandjean, 1965:268 [as genus, syn. Nadchatram 1980:530] TYPE-SPECIES Vatacarus amblyrhynchus Vercammen-Grandjean, 1965 SPECIES Vatacarus amersoni (Brennan, 1965) [syn. Nadchatram 1980:529] [=Blankaartia amersoni Brennan, 1965] SPECIES Vatacarus alexfaini (Nadchatram, 1980):530 [reptilian host; marine; New-Guinea] [=Iguanacarus alexfaini Nadchatram, 1980] SPECIES Vatacarus danieli (Dusbabek & Cerny, 1970) [syn. Nadchatram 1980:529] [=Babiangia danieli Dusbabek & Cerny, 1970]