2. NARDOA. 



7") 



visible from above measuring one half to two thirds its distance 

 from the frontal ; intcrnasals shorter than the prsefrontals ; frontal 

 a little longer than broad, separating the parietals, and in contact 

 with the occipital ; supraocular small ; one pra;- and two or three 

 postoculars ; ten or eleven upper labials, fourth and fifth, or fifth 

 and sixth entering the eye (or separated from it by a subocular). 

 Scales in 31 to J33 rows, Ventrals 250-265 ; anal divided ; sub- 

 caudals 39-47. lleddish or purplish brown above, uniform or with 

 irregularly scattered small yellowish spots, uniform yellowish white 

 beneath. 



Total length 880 miUim. ; tail 90. 



Southern Mexico. 



a-b. $ (V. 263, 252; Tehuantepec. 



C. 44, 39). 

 c. Hgr. (V. 266 ; C. 47). ? 



F. Siimichrast [C.]. 



G. Leunox Conyngham, Esq. 



2. NARDOA. 

 Fig. 4. 



Skull of Kardoa boa. 



Tortrix, part., SchJeg. Fhys. So-]), ii. p. 1 (18.37). 



Nardoa, part., Grai/, Zool. MiscelL p. 4.5 (1842), and Cat. Sn. p. 93 



(1849). 

 Nardoa, Dum. 8,- Bibr. Erp. Gen. vi. p. 444 (1844) ; Jan, Icon. Gen. 



p. 99 (1864). 



