10. grstexza.—ll. rRroprporHorts. 359 
4. Ristella beddomii. (Prarze XXIX. fig. 4.) 
Ear-opening larger than the nostril; a single azygos prefrontal, 
nearly as large as the frontonasal; fourth to sixth upper labials 
below the eye. Body much shorter than in the other species of the 
genus, the adpressed limbs meeting or slightly overlapping. Dorsal 
scales sharply bicarinate. 26 scales round the middle of the body. 
Reddish brown above, with or without two or three lighter dorsal 
streaks ; sides with scattered minute whitish dots; usually a black 
blotch with a few white dots above the axilla: lower surfaces uni- 
form whitish. 
millim. willim. 
Total length...... 80 Fore limb.......... 8 
Head ........ wa. 8 Hind limb ........ 10 
Width of head.... 5:5 Tall yaa ce iweniee ss 48 
Body .......... 24 
South-western India. 
a. Many spec. Col. Beddome [C.]. 
11. TROPIDOPHORUS. 
Leposoma (non Spix), Cuvier, R. A. 2nd ed. ii. p. 38. 
Tropidophorus, Dum. § Bibr. v. p. 554; Gray, Cat. Liz. p. 101; 
Giinth. Rept. Brit. Ind. p. 76. 
Norbea, Gray, Cat. p. 101. 
Aspris, Blyth, Jown. As. Soc. Beng. xxii. 1853, p. 650. 
Amphixestus, Peters, Mon. Berl. Ac. 1871, p. 573. 
Enoplosaurus, Sauvage, Bull. Soc. Philom. (7) iii. 1879, p. 211. 
Palatine and pterygoid bones in contact on the middle line of the 
palate, which is toothless. Teeth conical. Eyelids well developed, 
scaly. Tympanum distinct, superficial. Nostril pierced in a single 
nasal; no supranasals; prefrontals well developed ; frontoparietal 
present, single or double; interparietal distinct. Limbs well deve- 
loped, pentadactyle; digits cylindrical, with transverse lamelle 
inferiorly. 
Southern China, Indochina, Philippine Islands, Borneo. 
This genus forms the passage between Lygosoma (section Hinulia) 
and Tribolonotus. 
Synopsis of the Specres. 
I. A single frontoparietal plate. 
Scales smooth ........ 0020s seas 1. leucospilus, p. 360. 
II. Two frontoparietals. 
A. A single large preanal. 
Scales all smooth .......... eee 2. beccarit, p. 360. 
Dorsal scales strongly keeled ........ 3. brookii, p. 361. 
