SNAKES. 91 
chris regia, Gray, Griffith, A. K. ix. Python Bellii, Gray, Zool. 
Mise. 44, young. 
Internasal plates nearly as long as the frontonasal; four pre- 
frontals on each side ; a frontal divided longitudinally into two, and 
followed by small not symmetrical plates ; one large supra-orbital 
plate on each side; rostral with two pits; four front upper pairs of 
labials one-pitted; front eight pairs of lower labial shields broad, 
high, rest shallow. Black; middle of the back with a series of ob- 
long longitudinal white spots, largest in front: sides with a series of 
very large white spots, with one or two oblong black spots on their 
upper part: head black, a streak over the nostril and the top of the 
eyes, another from the lower edge of the eye; the lips, chin and be- 
neath white. 
a. In spirits. Young. Western Africa, Gambia. From Mr. 
Rendal’s collection. 
Python Bellii, Gray, Zool. Misc. 44. 
6. In spirits. Half grown. W. Africa. Presented by Sir James 
Me Grigor. 
e,d. In fluid. Adult. W. Africa, Gambia. Presented by the 
Earl of Derby. 
e. In fluid. Adult. W. Africa,Gambia. Presented by the Earl 
of Derby. 
f. In fluid. Young. W. Africa, Gambia. From Mr. Rendal’s 
collection. 
g. Stuffed. Young. W. Africa. 
Python Houtheynii, Daud. Rept. v. 254, viii. 384, only rest of 
the description of Houttyns. Terri tjerri slang, Schneid. Amph. 
ii. 219. 
4. LiasIs. 
Head scaly, with symmetrical shields on the muzzle to between 
the eyes: vertical plate single: nostrils lateral, in a single shield, 
with a groove behind: eyes lateral; pupil oblong, erect: upper and 
lower labial shields pitted: scales smooth: subcaudal plates two- 
rowed. 
Liasis, Gray, Zool. Misc. 44, 1842. Dum. § Bib. Erp. Gen. 
vi.431. Python sp., Daud. Rept. v. 26. 
* Rostral plate with two pits ; side of face with small scales. 
Simalia. 
1. The Lists.  Liasis amethystinus, Gray, Zool. Mise. 44. 
Dum. §& Bib. Erp. Gen. vi. 432. Boa amethystina, Schneid. Amph. 
