Corynosoma Lühe, 1904
Corynosoma sp.
Location: small intestine. Locality: Lake Yelcho (Chile). Reference: Torres et al. (1992).
Corynosoma shackletoni Zdzitowiecki, 1978 Other host: Pygoscelis papua (Forster). Paratenic host: Fishs: Notothenia coriiceps neglecta Nybeliin, N. rossi marmorata Fischer, Parachaenichthys charcoti (Vaillant), Chaenocephalus aceratus (Lönnberg).
Location: ileum.
Locality: South Shetland Islands (Antarctica).
Reference: Zdzitowiecki (1978, 1985).
Filicollis Lühe, 1911
Filicollis sp.
Location: small intestine. Locality: Cabo Frio, Rio de Janeiro (Brazil). Reference: Travassos et al. (1960).
Profilicollis Meyer, 1931
Profilicollis antarticus Zdzitowiecki, 1985
Location: Lower ileum.
Localities: Otago Peninsula (New Zealand). South Shetland Islands, Antarctica. Lake: Yelcho, Yaldad (Chile).
Life history: H 1: Hemigrapsus crenulatus (Milne-Edwards), Helice crassa (Dana), Macrophtalmus hirtipes (Jacquinot).
References: Torres et al. (1992), Latham & Poulin (2002). Profilicollis bullocki Mateo, Cordova & Guzmán, 1982
Other host: Larus pipixcan Wagler, Larus belcheri Vigors, Larus modestus Tshudi.
Location: small intestine.
Locality: Caleta Lenga, Región del Bío Bío (Chile).
Life history: H 1: Emerita análoga (Stimpson), Hemigrapsus crenulatus (H. Milne Edwards).
Reference: Riquelme et al. (2006).
Profilicollis novaezelandensis Brockerhoff & Smales, 2002
Location: lower ileum.
Locality: Otago Peninsula (New Zealand).
Life history: H 1: Hemigrapsus edwardsi (Hilgendorf).
Reference: Latham & Poulin (2002).
Polymorphus Lühe, 1911
Polymorphus sp.
Location: small intestine.
Localities: Bariloche, Rio Negro Province and Lake Rosario, Chubut Province (Argentina). Reference: Kreiter & Semenas (1997).