griffin: ophidia from south America in carnegie museum 



199 



Genus Xenodon Boie. 



49. Xenodon colubrinus Glinther. 



Xenodon colubrinus Guenther, Catalog of Colubrine Snakes, 1858, p. 55. 

 Xenodon colubrinus Boulenger, Cat. Snakes, II, 1894, p. 146. 



The only representative of this species is a specimen which is derived from the 

 LeBoutelier collection (C. M. No. 280) and which has no other indication of the 

 locality than the label "South America." It is a male. 



Counts and Measurements. 



Anal 1 



Scale-rows 19 



Gastrosteges 147 



Urosteges 43/43 



Upper labials 8(4.5) 



Preoculars 1 



Postoculars 2 



Temporals 1,2 



Total length in nim 436 



Length of tail in mni ' 58 



50. Xenodon merremi (Wagler), 



Ophis merremii Wagler, in Spix, Serp. Bras., 1824, p. 47, PI. XVII. 

 Xenodon merremii Boulenger, Cat. Snakes, II, 1894, p. 150. 



There are three specimens at hand, all of which are females. They are cata- 

 loged as follows : 



C. M. No. 52, 9 , Prov. del Sara, Bolivia, J. Steinbach coll., January, 1913. 

 C. M. No. 56, 9 , Prov. del Sara, Bolivia, J. Steinbach coll., October, 1911. 

 C. M. No. 315, 9 , Puerto Suarez, Bolivia, J. Steinbach coll., January, 1909. 



Counts and Measurements. 



Anal 



Scale-rows. . . 

 Gastrosteges. . 

 Urosteges . . . . 

 Upper labials. 

 Preoculars . . . 



Postoculars. 



Temporals 



Total length in mm.. . 

 Length of tail in mm. 



(No. 52. 



1/1 



19 



151 



32/32 



7(3.4) 

 il 



f3 



12 

 1,2 



740 

 78 



\l 



(No. 56.) 



1 



19 



146 



35/35 



7(3.4) 



1 



1,2 

 835 

 102 



(No. 315.) 



