138 



COLTJTmiD.E. 



Natrix semilineata, Waal, in Spix, Serp. Bras. p. 88, pi. xi. fig. 2 



(1824). 



Coronella reginne, part., Schleg. Phys. Serp. ii. p. 61 (1837). 

 Liophis reginae, part., Dum. fy liibr. vii. p. 704 (1854) ; Jan, Arch. 



Zoo/. Anat. Phys. ii. 18(33, p. 293, and Icon. G6n. 10, pi. vi. tig. 1 



(1866). 



reginte, G'tinth. Cat. p. 46 (1858). 



tffiniurus (MOW Tsch.), Gtinth. I. c. pp. 46, 246. 



merremii, part., Uiinth. I. c. p. 44. 



reginae, var. ornata, Jan, ll. cc. 18, pi. ii. fig. 2. 



Eye rather large; snout short. Rostral broader than deep, 

 visible from above ; internasals broader than long, shorter than the 

 prsofrontals ; frontal onco and two thirds to twice as long as broad, 

 much longer than its distance from the end of the snout, as long as 

 the parietals or slightly shorter ; loreal deeper than long ; one prae- 

 and two postoculars ; temporals 1 + 2; eight upper labials, fourth 

 and fifth entering the eye ; five lower labials in contact with the 

 anterior chin-shields, which are as long as or a little longer than t h 

 posterior. Scales in 17 rows. Ventrals 136-150 ; anal divided ; 

 subcaudals 58-81. Length of tail 3 to 4 times in the total length. 

 Olive or greenish above, which colour extends to the ends of the 

 ventrals ; usually, each scale edged with black, forming a reticulate 

 pattern ; a more or less distinct black streak along each side of the 

 tail; upper lip yellow; young with a yellowish collar and an 

 oblique yellowish, black-edged band on each side of the head, from 

 the parietal shield to the last upper labial ; traces of these mai ' 

 are usually to be found in the adult; belly yellowish, usually \\i;h 

 black spots. 



Total length 650 millim. ; tail 165. 



Tropical South America. 



a. (J (V.139; C. 78). 

 b,c-g,h,i. J (V.139, 144, 



141, 140 ;C. 72, 71,?,?), 



$ (V. 144, 140, 139; 



C. ?, 74,76), &yg. (V. 



136 ; C. 73). 

 k-m, n. <J (V. 143 ; C. 77) 



& $ (V. 144, 146, 141 j 



C. 72, 68, ?). 

 o-p. c? (V. 148; C.71)& 



$ (V. 140; C/74). 

 q. <$ (V. 146; C. ?). 

 r-s. d (V. 149, 138; C. 



80, 62). 

 t, u. $ (141, 141 ; C. 70, 



68). 

 v. ? (V. 144; C. 72). 



w-x. $ (V. 148 ; C. ?) & 

 yg.(V.142;C.71). 



J. II. Hart, Esq. [P.] 



Trinidad. 

 Deuierara. 



Berbice. 



Para. 



Para. R. Graham, Esq. [P.]. 



Bahia. Dr. 0. VVucherer 



Moyobamba, N.E. Mr. A. H. Roff [C.]. 



Peru. 



Sarayacu, N.E. Peru. Mr. W. Davis [C.] ; 

 Messrs. Veitch [P.]. 



Guayaquil. Mr. Fraser [C.]. 



y. $ (V. 140; U. 76). 



z. J (V. J 



139; C. 75). 



S. America. 



p 



(Type of C. graphicus.) 



