180 



MEMOIRS OF THE CARNEGIE MUSEUM 



23. Helicops leopardina (Schlegel). 



Honialopsis leopardina Schlegel, Phys. Seri3., II, 1837, p. 358. 

 Helicops leopardinus Boulenger, Cat. Snakes, I, 1893, p. 278. 



The Museum possesses eleven examples of this species, as follows: 



No. 25, cf . Las Juntas, Bolivia, coll. J. Steinbach, December, 1913. 



No. 321, c?. Puerto Suarez, Bolivia, coll. J. D. Haseman, May 7, 1909. 



No. 322, 9 . Sao Antonio de Guapore, coll. J. D. Haseman, July 4, 1909. 



No. 323, c?. Puerto Suarez, Bolivia, coll. J. Steinbach, Jan., 1909. 



No. 324, c?. Aregua, Paraguay, coll. J. D. Haseman, April 7, 1909. 



No. 325, cf . Puerto Suarez, Bolivia, coll. J. D. Haseman, May 6, 1909. 



No. 326, cf . Puerto Suarez, Bolivia, coll. J. D. Haseman, May 6, 1909. 



No. 327, 9 . Sao Luiz de Caceres, coll. J. D. Haseman, May 25, 1909. 



No. 338, cf . Santarem, Brazil, coll. J. D. Haseman, Dec. 7, 1909. 



No. 357, cf . Santarem, Brazil, coll. J. D. Haseman, December 15, 1909. 



No. 358, cf . Santarem, Brazil, coll. J. D. Haseman, December 15, 1909. 



The hypapophyses of the posterior trunk vertebrae of H. leopardina are vari- 

 ably developed. Some specimens show scarcely a keel, some a well-developed 

 plate, some an intermediate condition. No. 338 has no loreal shields; the loreal 

 is absent on the left side of No. 357, and the right nasal of this specimen is in con- 

 tact with the preocular. 



Counts and Measurements. 



^■° 



No. 321 . . 



" 322.. 

 " 323 . . 

 " 324.. 



" 325.. 

 " 326.. 

 " 327 . . 



" 338. . 



" 357.. 



" 358.. 



" 25... 



a 



1/1 



1/1 

 1/1 

 1/1 



1/1 

 1/1 

 1/1 



1/1 



1/1 



1/1 



1/1 



4> n 



u o 



CO '^ 



19 



19 

 19 

 19 



19 

 21 

 19 



19 



19 



19 



19 



o » 



114 



115 

 112 

 119 



116 

 112 

 119 



120 



117 



115 



122 



O I* 



74/74 



62/62 

 73/73 

 64/64 



68/68 

 64/64 



72/72 



87/87 

 89/89 

 72/72 

 83/83 



&.2 

 P<.o 



^^ 



8(4) 



8(3.4) 



8(4) 



8(4) 



8(4) 

 8(4) 

 8(4) 



8(3.4) 



8(4) 



8(4) 



8(4) 



Ph 5 



