Family Echinostomatidae (Looss, 1899) Poche, 1926

Aporchis Stossich, 1905

Aporchis sp.

Location: small intestine. Locality: Talcahuano (Chile).

Reference: Present study.

Echinostoma Rudolphi, 1809

Echinostoma revolutum (Froelich, 1802) Location: jejunum.

Locality: Otago Peninsula (New Zealand). Life history: H1: Gastropods, H2: Insects and Tadpoles. Reference: Latham & Poulin (2002).

Echinoparyphium Dietz, 1909

Echinoparyphium recurvatum (Linstow, 1873) Location: rectum.

Locality: Otago Peninsula (New Zealand). Life history: H1: Gastropods. H2: Insects and Tadpoles. Reference: Latham & Poulin (2002).

Himasthla Dietz, 1909

Himasthla escamosa Diaz & Cremonte, 2004

Other host: Larus atlanticus Olrog.

Location: small intestine.

Localities: Puerto Madryn, Chubut Province (Argentina). Talcahuano (Chile). Reference: Diaz & Cremonte (2004), La Sala et al. (2009). Present study.

Stephanoprora Odhner, 1902

Stephanoprora sp.

Location: small intestine.

Localities: San Carlos de Bariloche, Rio Negro Province, and Rosario Lake, Chubut Province (Argentina).

Reference: Kreiter & Semenas (1997).

Stephanoprora brachyrhynchus Gupta, 1963

Syn.: Beaverostomum brachyrhynchus sensu Labriola & Suriano, 2001

Other host: L. maculipennis .

Location: small intestine.

Localities: Mar del Plata, Buenos Aires Province (Argentina).

References: Labriola & Suriano (2001) (see discussion), Ostrowski de Nuñez et al. (2004). Stephanoprora uruguayense Holcman-Spector & Olague, 1989

Syns: Stephanoprora dogieli Holcman-Spector & Olague, 1989

S. podicipei Etchegoin & Martorelli, 1997, S. denticulata sensu Torres, Figueroa & Valdivia, 1983 .

Other hosts: L. maculipennis, Larus cirrocephalus Vieillot.

Experimental host: Gallus gallus domesticus (L.).

Location: small intestine.

Localities: Mar Chiquita coastal lagoon, Orense beach and Mar del Plata city, Buenos Aires Province; Andean Patagonian Lakes (Argentina). Uruguay. Valdivia and Lingue Rivers. Lakes: Llanquihue, Todos los Santos, Rupanco, Puyehue, Villarrica, Caburga, Yelcho, Tagua Tagua, Yaldad (Chile).

Life history: H1: unknown. H2: Galaxias maculatus Jenyns, (natural host) from Gutiérrez Lake, Río Negro Province and Verde Lake, Neuquén Province (Argentina); metacercariae in gills.

References: Torres et al. (1983, 1991 (a), 1992, 1993), Etchegoin & Martorelli (1997b), Cremonte et al. (1999a), Labriola & Suriano (2001), Ostrowski de Nuñez et al. (2004).