70 REPTILES. 
Lead-coloured; back with obscure paleish lines; lip, lower 
series of scales on the sides of the body and beneath white; seales 
slightly keeled, marked with a pale central line, rather rounded at 
the end; head elongate; eyes large; occipital shields very large, 
elongated behind; one large anterior and three small posterior 
oculars ; the fourth and fifth upper labials moderate, equal, and 
both under the eye; nostril on slope of face, but is on a single 
plate, with a groove on the outer side. 
a—c. In fluid. Madras. Presented by J. C. Jerdon, Esq. 
d. In fluid. Ceylon. Presented by R. Templeton, Esq. 
e. In spirits. India. Presented by Dr. P. Russell. 
“‘ Coluber, n. s., ex India Orient. Dr. Russell,” Shaw, MSS. 
23. Myron. 
Head rather elongate ; crown shielded ; occipital shields large : 
nostrils sub-superior: frontals 3; anterior small, triangular, trans- 
verse, over top of rostral: anterior labial shields rather narrow; 
hinder broad, large: scales slightly keeled, minutely striated: eyes 
very small, over fourth labial: loreal small: two anterior and two 
or three posterior oculars nearly surrounding the eye: superciliary 
shields small. 
Very like Hypstrhina, but scales keeled. 
1. The Austrattan Myron. Myron Richardsonii. 
Back with alternate olive and many black cross-bands; sides 
white-spotted ; beneath white; ventral shield dark-edged, with 
dusky, central, longitudinal streaks. 
a. In spirits. Not good state. N.-West Australia. Presented by 
Sir John Richardson, M.D. 
Uranops severe, Dum. §& Bib. Erp. Gen. t. 68, no description. 
The figures appear to represent a species allied to M. Richardsoniz. 
The back is represented uniform blackish; sides and beneath yel- 
lowish ; the front part of the side with narrow oblique cross-bands ; 
the belly and under-side of the tail with broader cross-bands; the 
loreal shields square, and there is an anterior and a posterior 
ocular; the occipital plates are rather large, and the temple 
shielded. The country is not mentioned. 
2. The THREE-sTREAKED Myron. Myron trivittatus. 
Olive, minutely black-dotted ; back with five very narrow con- 
tinuous white lines, and between them five interrupted black 
