Acanthostomoides apophalliformis Szidat, 1956

Material deposited: IPCAS, MACN-Pa (type material), NSMT-PI, UNC.

Hosts: Percichthys trucha (type host), P. colhuapiensis, Galaxias maculatus, Oncorhynchus mikiss (Walbaum), Salmo trutta (Linnaeus) ( Salmoniformes: Salmonidae), Olivaichthys viedmensis (MacDonagh) (= Diplomystes viedmensis MacDonagh) ( Siluriformes: Diplomystidae).

Life cycle: IH1 Heleobia hatcheri (Pilsbry, 1911); IH2 Galaxias maculatus .

Localities: Limay River, Río Negro Province (type locality); Araucarian Region of the Andean Patagonia (see list of lakes and rivers in Ostrowski de Núñez et al., 1999).

Site of infection: Intestine.

References: Szidat (1956b), Ostrowski de Núñez et al. (1999), Shimazu et al. (2000), Revenga et al. (2006a, b).