28 



Oxy rhopus Wagler, 1830 



Oxyrhopus Wagler, 1830. Nat. Syst. Amphib.: 185 



Sphenocephalus Fitzinger, 1843. Systema Reptilium: 25. 



Oxyrrhopiis Agassiz, 1847. Nomenclator Zoologici Index Universalis: 268. 



Erythroxyrhopus Thompsen, 1913. Proc. Acad. Nat. Sci. Philad. 1913: 80. 

 Type species: Coluber petola Linnaeus, Syst. Nat. 10: 225. By susequent designation. 



Oxyrhopus clathratus (Dumeril, Bibron et Dumeril 1854) 

 Oxyrhopus clathratus. Dumeril, Bibron et Dumeril, 1854. Erp. Gen. 7: 1026. 

 Oxyrhopus doliatus var. viperina Werner, 1903. Zool. Anz. 26: 250. 

 Clelia clathrata pulcherrima MuUer, 1923. Zool. Anz. 57: 153. 



Oxyrhops clathratus Bailey, 1970. In Peters & Orejas Miranda, 1970. Bull. U. S. Nat. Mus. 297 I: 231. 

 Type locality: Brazil. 



Distribution: Misiones (Cranwell, 1943; Giraudo, 1997; Giraudo, in press). Also southeastern Brazil, from 

 Minas Gerais to Rio Grande do Sul (Bailey, 1970c). Paranaense province. 



Oxyrhopus guibei Hoge & Romano, 1977 



Oxyrhopus trigeminus guibei Hoge & Romano, 1977. Mem. Inst. Butantan 40/41: 55. 



Oxyrhopus guibei Zaher & Caramaschi, 1992. Bull Mus. natn. Hist. nat. Pan's 4, S. 14, a (3-4): 821. 

 Type locality: Londrina, Parana State, Brazil. 



Distribution: Corrientes, Chaco, Formosa and Misiones (Koslowsky, 1898; Berg, 1898; Serie, 1921, 1936; 

 Gallardo, 1986; Canevari et al. 1989; Yanosky et al. 1993; Giraudo, 1997). Also in Brazil from Bahia and 

 Goias to Mato Grosso do Sul, in Paraguay and Bolivia (Zaher & Caramaschi, 1992). Paranaense and 

 Chaquefia (Oriental district) provinces. 



Oxyrhopus petola (Linnaeus, 1758) 

 Coluber petola Linnaeus, 1758. Systema Naturae, De. 10 : 225. 



[Oxyrrhopus] Petola Lonnberg, 1896. Bihang till K. Svenska Vet.-Akad. Handlingar, 22 (4): 7. 

 Type locality; Africa. 



Distribution: Northern extreme of Misiones (Giraudo et al., 1993; Giraudo, 1997, Giraudo, in press). Great 

 distribution from Mexico through Central America to northwestern Ecuador west of the Andes, and 

 Amazonian region of Bolivia, Peru and Ecuador, coastal area, central and south Brazil and also in Colombia 

 (Bailey, 1970c; Giraudo et al., 1993). Paranaense province. 



Comments: Although O. p. digitalis is the austral subspecies, the specimens from northern Misiones do not 

 have the diagnostic characters indicated by Bailey (1970c). We do not assign subspecific status to this taxon 

 until more conclusive studies are published. 



Oxyrhopus rhombifer rhombifer (Dumeril, Bibron et Dumeril 1854) 



Oxyrhopus rhombifer Dumeril, Bibron et Dumeril, 1854. Erp. Gen. 7 : 1018. 



Oxyrhopus sub-punctatus Dumeril, Bibron et Dumeril, 1854. Erp. Gen. 7: 1016. 



Oxyrhopus D^Orbignyi Dumeril, Bibron et Dumeril, 1854. Erp. Gen. 7: 1024. 



Oxyrhopus rhombifer rhombifer Wtmex, 1909. Mitt. Natur. Mus. Hamburg 26: 230. 

 Type locality: Corrientes, Argentina. 



Distribution: Buenos Aires, Comentes, Entre Rios and Misiones. From Minas Gerais and Rio de Janeiro in 

 Brazil, to Uruguay. (Bailey, 1970c; Giraudo, 1997; Achaval & Olmos, 1997). Pampeana, Espinal, Chaquefia 

 (Oriental district in Corrientes) provinces, and bordering areas of Paranaense (Campos district) province. 



Oxyrhopus rhombifer bachmamii (Weyenbergh, 1876) 

 Coronella Bachmamii Weyenbergh, 1876. Period. Zool. Cordoba 2 (1875): 193. 

 Leptodira weiseri Muller, 1923. Zool. Anz. 57: 152. 



Pseudoboa rhombifera Serie, 1936 (partim). Inst. Mus. Univ. La Plata, Obra Cincuentenario: 48. 

 Oxyrhopus rhombifer bachmamii Bailey, 1970. In Peters & Orejas-Miranda, Bull. U.S. Nat. 

 Mus. 297 (1); 235. 

 Type locality: Cordoba, Argentina. 



