26 



Leimadophis sagittifer Serie (partim), 1936. Inst. Mus. Univ. La Plata Obra Cincuentenario: 42. 

 Liophis sagittifer sagittifer Dixon & Thomas, 1982. Heqjetologica 38 (3): 394. 

 Type locality: Mendoza, Argentina. 



Distribution: Catamarca, Cordoba, Chubut, La Pampa, La Rioja, Mendoza, Neuquen, Rio Negro, San Juan, 

 San Luis, Santiago del Estero and Tucuman (Dixon & Thomas, 1982; Tiranti & Avila, 1997). Mainly 

 Patagonica, Monte and Pampeana provinces, intergrades with Liophis sagittfier modestus in Espinal and 

 Chaquena provinces. 



Liophis sagittifer modestus Koslowsky 1896 



Rhadinaea modesta Koslowsky, 1896. Rev. Mus. La Plata 7: 453. 



Liophis trifasciatus Werner, 1899. Zool. Anz. 22 (581): 114. 



Liophis sagittifer modesta Dixon & Thomas, 1982. Herpetologica 38 (3): 393. 



Liophis sagittifer modestus Dixon, Smithsonian Herp. Inf. Serv. 79: 22. 

 Type locality: Salta, Argentina. 



Distribution: Chaco, Formosa, Jujuy, Salta, Santa Fe, Santiago del Estero and Tucuman (Arzamendia & 

 Giraudo, 1999). Also in Paraguay and Bolivia (Dixon & Thomas, 1982). Mainly Chaquena province, 

 intergrades with the other subspecies in Espinal. 



Liophis vanzolinii Dixon 1985 



Liophis vanzolinii Dixon, 1985. Copeia, (3): 567. 

 Type locality: Achiras, Cordoba, Argentina. 



Distribution: Endemic to "Sierras" of Cordoba and San Luis, mainly above 600 m. elevation (Dixon, 1985; 

 Cabrera 1991). Chaquena province (Chaco Serrano district), also inhabitting grasslands in Pampa de Achala 

 of Sierras Grandes in Cordoba, above 2000 m, region with andean-patagonic influence. 



Lystrophis Cope, 1885 



Rhinostoma Fitzinger, 1826. Neue Classification der Reptilien: 56. Type species: Vipera nasua Wagler. 



Supressed by ICZN Op. 698, 1964, 101. 

 Lystrophis Cope, 1885. Proc. Amer. Phil. Soc, 1884: 193. Official Generic Name No. 1584 by 



ICZN Op. 698, 1964, 101. 



Type species: Heterodon dorbignyi Dumeril, Bibron & Dumeril, 1854 by original designation and 

 monotypy. 



Lystrophis dorbignyi (Dumeril, Bibron & Dumeril, 1854) 



Heterodon Dorbignyi Dumeril, Bibron & Dumeril, 1854, Erp. Gen. 7:772. 



Lystrophis dorbignyi Boulenger 1894. Cat. Snakes Brit. Mus. Nat. Hist. 2:151 

 Type locality: South America. 



Distribution: Buenos Aires, Chaco, Cordoba, Corrientes, Entre Rios, La Pampa, Mendoza, Misiones, Ri'o 

 Negro, Santa Fe and Santiago del Estero (Orrego Aravena, 1971; Williams & Scrocchi, 1994; Tiranti & 

 Avila, 1997; Giraudo & Quaini, 1997). Also in Paraguay, southern Brazil and Uruguay (Achaval & Olmos, 

 1997). 



Lystrophis histricus (Jan, 1863) 



Heterodon histricus Jan, 1863 Arch. Zool. Anat. Fisiol. 2:224 



Lystrophis histricus Boulenger, Cat. Snakes Brit. Mus. Nat. Hist. 2:152 

 Type locality: Unknown. 



Distribution: Formosa and Misiones (Vifias & Olmedo, 1988). Also in southern Brazil, Paraguay and 

 Uruguay (Orejas Miranda 1966; Achaval & Olmos, 1997). Chaquefia province and bordering areas of 

 Paranaense province (Campos district). 



Comments: Koslowsky (1898) and Serie (1921, 1936) mentioned that this species may inhabit northeastern 

 Argentina (including Chaco, Corrientes and Entre Rios), but voucher records are only from Formosa and 

 Misiones (Viiias & Olmedo, 1988). The latter authors also mentioned a specimen from La Pampa, but as 

 they indicated, more material is needed to confirm this record. 



