Zoological Miscellany , 
45 
2. Liasis olivacea. Pale olive green, (in spirits) : upper lip and be- 
neath pale yellowish : post-ocular shields 3 ; occiput scaly, with 1 pair 
of larger shields ; four hinder labial shields on each side pitted. Length 
of body and head, 38 inches, tail, 6i,=44i inches. 
Inhabits North Australia ; Port Essington, Mr. Gilbert. Brit. Mus. 
XIII. Nardoa. Head regularly shielded : vertebral plate single, mo- 
derate, six-sided ; occipital elongate ; the last lov/er labial plates only pit- 
ted: body depressed: scales square, smooth: tail prehensile, slender; three 
first subcaudal plates entire. 
^ Hinder frontal very large ^ front one small, rostral muck depressed. 
1. Nardoa Schleyelii. Tortrix Boa, Schlegel, Phy. Serp. 22. Loreal 
scales small ; anterior ocular 1 , large, 2 posterior. 
Inhabits New Ireland ; Lesson. Mus. Paris. 
Frontals moderate : middle largest. 
2. Nardoa Gilhertii. Pale, (in spirits) : bach with 5 longitudinal series 
of dark olive spots, which are more or less confluent, forming cross bands, 
closer together on the hinder part of the body, appearing olive with irre- 
gular whitish lines : head with a black streak above the lip through the 
eye to the side of the neck: head-shields brown, with a black spot : loreal 
shield square; anterior ocular large, posterior oculars 3, small: inter-loreal 
scales 2, small. The front of the body has a narrow longitudinal streak 
on each side, between the spots. 
Inhabits North Australia ; Port Essington, Mr. Gilbert. Brit. Mus. 
B. The head indistinct, short, oblique, covered xvith scales ; muzzle shelving, 
rather produced, trun^cated : tail short, slightly prehensile. Eryxina. 
XIV. Gongylophis, Wagler. Head covered with small keeled scales; 
rostral plate broad ; frontal plates 1 pair, moderate : pupil ? body- 
fusiform, scales of back keeled : jaws of nearly equal length. 
1. Gongylophis conica. Boa conica, Schn. B. ornata. Baud. B. vipe- 
rina, Shaw. Russell, Ind. Serp, t. 4. 
Inhabits India ; Br. Russel. Brit. Mus. 
XV. Eryx. Head covered with small scales, rather shielded in front ; 
upper jaw rather the longest: pupil oblong, erect: scales of the back 
smooth, of the hinder parts of the body and tail keeled. 
1. Eryx Jaculu^, Baud. E. Turcica, Baud. Tortrix Eryx, Schlegel. 
Inhabits S. Europe and N. Africa. Brit. Mus. 
2. Eryx scutata. Head covered with large, unequal, subsymmetrical, 
smooth scales ; cheeks with 2 alternating series of smaller shields between 
the eyes and the lips. 
Inhabits N. Africa; Egypt, Sir J. G. Wilkinson. Brit. Mus. 
See also 1, Eryx Bengalensis, Mus. Paris, with more strongly keeled 
scales, from Pondicherry; and 2, E. Indica, Mus. Paris, paler, with the 
scales over the muzzle more extended and symmetrical. 
XVI. Clothonia, Baud. Head covered with smooth scales; upper jaw 
rather the longest ; pupil round : body cylindrical : scales smooth, the two 
lower series the largest : tail short. 
1. Clothonia JoJmii. Boa Johnii, Russ. Ind. Serp. ii. t. 16 Clothonia 
