Ophryodendron prenanti Dubosq, 1925

Report as epibiont on bryozoans: Jankowski (2007) reported it on bryozoans from the Barents Sea near Murmansk.

Report as epibiont on other hosts: It was reported on nemertean Cephalothrix linearis (Rathke, 1799) collected near Roscoff, France (Dubosq 1925).