235 



OXYRHOPUS 



Oxyrhopus rhomb if er rhomb i f er Dumeril, Bibron and Dumeril 



I854 Oxyrhopus sub-punctatus Oumeril, Bibron and Dumeril, Erp. Gen., 7" IOI6. Type-locality: 



Braz il. 

 I854 Oxyrhopus D'Orb i any i Dumeril, Bibron and Dumeril, Erp. Gen., 7= 1024. Type-locality: 



Buenos Aires, Argentina, 

 iqoq Oxyrhopus rhombifer [ rhomb if er j— Werner. Mitt. Naturhist. Mus. Hamburg, 26: 23O. 



Distribution: Provincia de Buenos Aires to east of Rfo Parana in Argentina and Uruguay; 

 north to southern Minas Gerais and Rio de Janeiro, Brazil. 



Oxyrhopus rhomb if er bachmann i (Weyenbergh) , new combination 



I876 Coronella Bachmann i Weyenbergh, Period. Zool. Cordoba, 2 (I875)! 153' Type-locality: 



Cordoba, Argentina. 

 1523 Leptod ira we i ser i Mtjller, Zool. Anz., 57' ^5^' Type-locality: Casp i nchango, Valle 



Cachaque, Catamarca, Argentina. 



Distribution: West of Rfo Parana and south to Mendoza and Cordoba, Argentina. 



Oxyrhopus rhomb if er inaequ i fasc iatus Werner 



1505 Oxyrhopus rhomb iter var. i naequ i f asc ia ta Werner. Mitt. Naturhist. Mus. Hamburg, 26: 23O. 

 Type-locality: Estancia Postilion, Puerto Max, Paraguay. 



1955 Pseudoboa orna ta Hoge and Mertens, Senckenberg iana Biol., 36: 3''5> pis. 3''"31- Type- 

 locality: Forte de Coimbra, PSrto Esperanja, Mate Grosso, Brazil. 



Distribution: Salta and Jujuy, Argentina through Bolivian Chaco and Brazilian Pantanal. 



Oxyrhopus rhomb iter septentr ional i s Vellard 



1543 Oxyrhopus rhomb if er septentr i onal i s Vellard, Acta. Zool. Lilloana, 1; 85, pi. Type- 

 locality: Campos de Vilhena, northern Mato Grosso, Brazil. 



Distribution: Central Planalto of Brazil; Mato Grosso (except Pantanal), Goias, and north 

 to Rio Amazonas in region of Santarem, Brazil. 



OXYRHOPUS TRIGEMINUS Dumeril, Bibron and Oumlril 

 melanogenys group 



I854 Oxyrhopus tr iqem i nus Dumeril, Bibron and Dumeril, Erp. Gen., 7' IOI3. Type-locality; Bahia and 

 Rio de Janeiro, Brazil; restricted to Distrito Federal, Brazil, by Vanzolini, Rev. Brasil. 

 Biol., 8: 3^2; restriction here rejected, for reasons to be published elsewhere. 



ISl^ Oxyrhopus trigeminus — Thompson, Proc. Acad. Nat. Sc i . Phila., 1913' 79- 



Distribution: Most of Brazil north of Rio de Janeiro, to Rio Amazonas and west into Mato Grosso; 

 Marajo Island. 



OXYRHOPUS VENEZUELANUS Shreve 

 dol iatus group 



1947 Oxyrhopus venezuelanus Shreve, Bull. Mus. Comp. Zool., 95' 532- Type-locality; Pauji, Distrito 

 Acosta, Estado de Falcon, Venezuela. 



Distribution: Andes of north central Venezuela. 



