Crossodactylus schmidti Gallardo, 1961

Class: Amphibia > Order: Anura > Family: Hylodidae > Genus: Crossodactylus > Species: Crossodactylus schmidti

Crossodactylus schmidti Gallardo, 1961, Neotropica, 7: 34. Holotype: MACN 2943, by original designation. Type locality: "Yacú-poí, sobre río Uruguaí, 30 km al E de Puerto Libertad, Misiones, Argentina".

English Names

Schmidt's Spinythumb Frog (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 71).


Misiones, Argentina, and adjacent southeastern Paraguay (Itapúa province); western Paraná, northern and western Rio Grande do Sul, and western Santa Catarina, Brazil, 300-750 m elevation.

Geographic Occurrence

Natural Resident: Argentina, Brazil, Paraguay


In the Crossodactylus schmidti group of Caramaschi and Sazima, 1985, Rev. Brasil. Zool., 3: 43–49. See Cei, 1980, Monit. Zool. Ital., N.S., Monogr., 2: 316–317, for account. Brusquetti and Lavilla, 2006, Cuad. Herpetol., 20: 21, briefly discussed the range in Paraguay. See statement of geographic range, habitat, and conservation status in Stuart, Hoffmann, Chanson, Cox, Berridge, Ramani, and Young, 2008, Threatened Amph. World: 619. Caldart, Iop, Santos, and Cechin, 2010, Biota Neotrop., 10: 143–147, provided a record for extreme northern Rio Grande do Sul, Brazil and provided a locality map for the species. Lucas and Garcia, 2011, Check List, 7: 13–16, provided records for western state of Santa Catarina, Brazil, and discussed the range. Caldart, Iop, and Cechin, 2011, North-West. J. Zool., Romania, 7: 118–124, reported on vocalization. Machado, 2012, Check List, 8: 500–501, provided a record for northern Rio Grande do Sul, Brazil, and commented on the range. Bastiani, Garcia, and Lucas, 2012, Check List, 8: 262–263, provided a record for Santa Catarina, Brazil, and commented on the range. Weiler, Núñez, Airaldi, Lavilla, Peris, and Baldo, 2013, Anf. Paraguay: 84, provided a brief account, image, and dot map for Paraguay. Caldart, Iop, de Sá, Rocha, Arruda, Santos, and Cechin, 2013, Check List, 9: 1552–1555, provided new records for Rio Grande do Sul, Brazil, and discussed morphometry and range. Caldart, Iop, and Cechin, 2014, Behavior, 151: 719–739, reported on vocalizations.

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