Paraphimophis rusticus (Cope, 1878)

Type locality. Argentina .

Distribution. Known from Argentina, Brazil, Paraguay, and Uruguay (Plt. 325A). In Brazil, widespread in Araucaria Forest and Pampas Grasslands, with marginal records in the Cerrado and Atlantic Forest (Plt. 325A), mostly at intermediate to high elevations (Plt. 325B). Observed in the field in grasslands and open areas (Giraudo, 2001; Scott et al., 2006).