Parorchis Nicoll, 1907 (syn.: Zeugorchis)
Parorchis acanthus (Nicoll, 1907)
Other hosts: Larus novaehollandiae scopulinus Forster, L. novaehollandiae novaehollandiae Stephens.
Location: duodenum, jejunum, rectum.
Locality: Arctowski Station (South Shetland Islands, Antarctica). Otago Peninsula (New Zealand).
Reference: Zdzitowiecki et al. (1989), Latham & Poulin (2002).
Philophthalmus Looss 1899
Philophthalmus sp.
Location: orbit.
Locality: Wellington (New Zealand). Life history: Hi: Zeacumantus subcarinatus (Sowervy). Reference: Howell (1965).
Philopthalmus lachrymosus Braun 1902 Location: Orbit.
Locality: Cabo Frio, Rio de Janeiro (Brazil). Reference: Travassos et al. (1960, 1962).