259 

 PSEUSTES 



PSEUSTES SHROPSHIRE! (Barbour and Amaral) 



1524 Phrynonax shropsh i re i Barbour and Amaral, Occ. Pap. Boston Soc. Mat. Hist., 5= 131- Type- 



localitv: Fort Sherman, Canal Zone, Panama. 

 1537 Pseustes [ shropsh i re i J — Brongersma, Zool. Meded., 20: 6. 



Distribution: Costa Rica; Panama; Pacific Colombia and Ecuador. 



PSEUSTES SULPHUREUS (Wagler) 



1824 Na tr i X sulphurea Wagler. in Spix, Sp. Nov. Serp. Brasil: 26, pi. 9' Type-locality: Shoreline 



forests along Rio Japura, Brazil. 

 1537 Pseustes [ sulphureus j — Brongersma, Zool. Meded., 20: 6. 



Distribution: Peru; Ecuador; Brazil; Guianas; Trinidad. 



Content: Two subspecies. 



Comment: Boulenger, Cat. Sn. Brit. Mus., 3> I856, 626, questioned whether Coluber caracaras 



Gmelin, Systema Naturae, Ed. I3, 17^6, 1117> should be synonymized with this species. If this 

 were to be demonstrated, Gmelin's name would have priority over sulphureus . 



Key to the subspecies Clave de subespecies 



1. Subocular absent; anterior chinshields 1. Subocular ausente; escudos mentales 



longer than posterior; 205-227 ventrals anteriores mas largos que posteriores; 



sulphureus 205-227 vent rales sulphureus 



Subocular present; anterior chinshields Subocular presente; escudos mentales anteri- 

 shorter than posterior; 159-215 ventrals-- ores mas cortos que posteriores; 199-215 

 poec i lostoma ven trales poec i los toma 



Pseustes sulphureus sulphureus (Wagler) 



1837 D i psas Di eper i nk i i Schlegel, Essa i Physion. Serpens, 2: 282. Type-locality: Paramaribo, 



Sur i nam 

 1903 Phrynonax Fauchere i Mocquard. Bull. Mus. Nat. Hist. Paris, I9O3: 212. Type-locality: 



Sur i name. 

 1929 Phrynonax sulphureus sulphureus — Amaral, Mem. Inst. Butantan, 4: JOG. 

 1937 Pseustes sulphureus sulphureus — Brongersma, Zool. Meded., 20: 6, figs. la-b. 



Distribution: Equatorial Brazil, Peru, Ecuador, Guianas, and Trinidad. 



Pseustes sulphureus poec i lostoma (Wied) 



1824 C.[oluber] poecilostoma W led, Isis von Oken, 6: 665. Type-locality: Brazil; Wied, Beitrage zur 

 Naturgeschichte von Brasilien, 1, 1825, 263, mentions specimens from Rio de Janeiro, Cabo 

 Frio, Marica, Sagoarema and Parahyba, Brazil. 



1922 Paraphrynonax versicolor Lutz and Mello, Folha Medica, 3 (192O): 97. Type-locality! 

 Cataguazes, Minas Gerais, Brazil. 



1929 Phrynonax sulphureus poec i lostoma — Amaral . Mem. Inst. Butantan, 4: 3O8, fig. 1. 



1937 Pseustes [ sulphureus poecilostoma ] — Brongersma, Zool. Meded., 20: 6. 



Distribution; Southeastern Brazil. 



