Family Notocotylidae Lühe, 1909
Paramonostomum Lühe, 1909
Paramonostomum antarcticum Graefe, 1968
Location: Rectum.
Locality: Arctowski Station, South Shetland Islands ( Antarctica). Life history: Probably H1: Laevilitorina caliginosa (Gould) . References: Odening (1982b), Zdzitowiecki et al. (1989).