97. siMopnig. 253 



than deep ; one pra?- and one postocular ; temporals 1 + 2 • seven 

 upper labials, third and fourth entering the eye ; anterior chin- 

 shieids longer than the posterior. Scales in 17 rows. Ventrals 

 141 ; anal divided ; subcaudals 120. Pale grey-brown above, with 

 three darker longitudinal streaks ; lips and lower parts yellowish 

 white. "^ 



Total length 390 millim. ; tail 90. 

 Cuba. 



97. SIMOPHIS. 



Rhinostoma part. i^^.»y/. N. Class. Rept. p. 29 (1826); Giinth. 



tat. Vol. Sn. p. 8 (1858). 

 Heterodon, part., Schleg. Phys. Serp. ii. p. 96 (1837) 

 Simopliis, Peters, 3Ion. Ber'l. Ac. 1860, p. .^^l. 

 lihinaspis [Fitz.), Jan, Arch. Zool. Anat. Phys. ii. 1863, p. 215. 



Maxillary teeth 20 to 22, equal ; mandibular teeth equal. Head 

 Slightly distinct from neck, with prominent, cuneiform snout • eve 

 moderate, pupil round ; rostral large, with obtuse transverse keel • 

 nostril betweeu_two_ nasals. Body elongate, cylindrical; scales' 

 sinooth, with apical pits, in 15 rows ; ventrals angulatc laterally 

 lail moderate ; subcaudals in two rows. 



Brazil. 



1. Simophis rhinostoma. 



^^^0837)'"""'*°"'''' ''^'^^'^' ^^^'' ^"'^'- "• P- ^^^' P^- "^- ^S^- 1^- 

 Rhinostoma schlegelii, Giinth. Cat. p. 8 (1858). 

 Simophis rhinostoma, Peters, Mon. Berl. Ac I860 p S^i 

 Rhiiiaspis proboscideus, Jan, Arch. Zool. Anal Phys'. ii. 1863. 



Portion of rostral visible from above measuring about two third, 

 jts distance from the frontal ; suture between "the inte-rsals a 

 long as that between the praefrontals ; frontal a Uttle shorter than 

 ts distance from the end of the snout, as long as the parietals 

 loreal square ; one prse- and two postoculars ; temporals '> +9 .' 

 seven upper labials, third and fourth entering the eye ; four "lowlr 

 labials in contact with the anterior chin-shields, which are as l^n' 

 as the posterior. Scales in 15 rows. Ventrals 170-190 • anal 

 divided; subcaudals 64^66. Yellowish above (red in lifeV) S 

 black rings arranged m threes, the narrow interspaces between t^he 

 three rings black-spotted; snout black and yellow; vertex and 

 occiput black, with a yellow bar across the frontal Lnd a round 

 ye lowspot in themiddle of the suture between the parietals ; TelK 

 \Mth black transverse spots in addition to the rin-s ^ 



Total length 510 millim. ; tail 105, " ' 



Brazil. 



«. 2(V.172;C.64). Brazil. Prof. C. Machado [P.]. 



