Støp-Bowitz, 1987
Worms with short and flat body; reduced prostomium without antennae, palps or eyes. Proboscis short, unarmed with deep ventral slit. Peristomium and following segment with a pair of large tentacular cirri; body segments with biramous parapodia with dorsal and ventral cirri in needle form; compound setae, each with a long slender blade.
Genus Yndolacia Støp-Bowitz, 1987
Yndolacia lopadorrhynchoides