100. FICUIIA. L'71 



Synopsis of the Species. 



Rostral shield forming a suture with the 



frontal 1. olivacta, p. 271. 



llostral shield separated from the frontal ; 



seven well-developed upper labials . . 2. cana, p. 272. 

 llostral shield separated from the frontal ; [p. 272. 



M \enth upper labial very small .... 3. quadra ngularis, 



1. Ficimia olivacea. 



Ficimia olivacea, Gray, Cat. p. 80 (1849) ; Steind. Sitzb. Ak. 



Ixii. i. 1870, p. 344, pi. vi. ; Bocourt, Miss. Sc. Mex., Rept. p. 670, 



pi. xxxv. fig. 11 (1883) ; Giinth. Biol. C.-Am., Kept. p. 98, pi. xxxv. 



tigs. B & C (1893). 



Amblymetopon variegatum, Giinth. Cat. p. 7 (1858). 

 Ficimia elaiocroma, Jan, Arch. Zool. Anat. Phys. ii. 1862, p. 68. 

 - publia, Cope, Proc. Ac. Philad. 1866, p. 126, and Am. Nat. 



1884, p. 163 ; Giinth. Biol C.-Am., Rept. p. 98. 



vanegata, Cope, I. c. 



olivacea, part., Peters, Mon. Berl. Ac. 1869, p. 875. 



ornata, Bocourt, I. c. p. 671, pi. xxxv. fig. 10. 



Snout short, concave above, and strongly turned up at the end. 

 llostral forming a broad suture with the frontal, separating the 

 prsefrontals ; internasals small or absent ; frontal as broad as long, 

 as long as its distance from the end of the snout, nearly as long as 

 the parietals ; supraocular about one third the width of the frontal ; 

 one prae- and two postoculars ; temporals 1 + 1 or 1 + 2 ; seven 

 upper labials, second in contact with the praefrontal, third and fourth 

 entering the eye ; three lower labials in contact with the anterior 

 chin-shields ; posterior chin-shields very small, scale-like. Scales 

 in 17 rows. Ventrals 138-160 ; anal divided ; subcaudals 34-42. 



Total length 390 millim. ; tail 65. 



Mexico. 



A. Uniform dark brown above, white below. (F. olivacea^ Gray.) 



a-b. rf (V. 152, 150; Mexico. Mr. Hugo Finck [C.]. 



C. 42, 41). (Types.) 



In one of the specimens the internasals are fused with the pra- 

 frontals, whilst in the other the internasal is distinct on one side. 



B. Yellowish or pale brown above, with dark brown transverse 



spots or cross bars ; sides with dark brown spots ; head with 

 symmetrical dark markings ; lower parts uniform white. 



a. Internasals distinct. (F. publia, Cope.) 



,/. Yjr. (V. 140 ; C. 36). Cuernavaca. M. Boucard fC.l. 



i,. Vu-. (V. Mi; C. 36). Yucatan. 



