210 REPTILES. 



scales ; scales of the back rhomboidal, pointed, twice as large as 

 those of the sides ; interparietal large, cordate (of interparietal 

 and 2 occipitals united?). 



a, h. In spirits, not very good state. Mexico. From the Berlin 

 Museum. 



***** Head-shields rugose. Scales of the back not toothed. 



The Bronzed Sceloporus. Tropidolepis agneus. Scelopo- 

 rus aeneus, Weigm. Herp. Mex. 52. Dum. et Bib. E. G. iv. 309. 



Reddish olive, above coppery ; eyelid with scaly plates ; scales 

 of the back rhomboidal, ovate, strongly keeled and rather pointed, 

 of the sides rather smaller ; interparietal shield rhombic. 



Inhab. Mexico. Mus. Berlin, 1 specimen. 



The Spotted Sceloporus. Tropidolepis scalaris, Gray^ ZooL 

 Beechexfs Voy. 95, t. 30,/. 3. Dum. et Bib. E. G. iv. 310. Scelo- 

 porus scalaris, Weigm. H. M. 52, t. 8,/. 2. 



Ashy brown above, with white-edged black transverse spots, 

 placed in 2 series, a blue spot on the slioulder ; scales of the back 

 and sides oval, rhomboidal, nearly equal in size ; eyelid covered 

 with 4 or 5 series of keeled scales, the inner curved series largest. 



a. In spirits. Mexico. From the Berlin Museum. 



b. Femoral pores none. Cloaca ivith a series of pores in front. 



31. Leiodera, Dum. et Bib. Tropidurus, part, Weigm. 

 Proctotretus, part, Dum. et Bib. 



Head pyramidical, quadrangular, with moderate many-sided 

 smooth not imbricate head-plates and a rather distinct interparietal. 

 Nostril lateral, on the face-ridge. Sides of the neck smooth, with- 

 out any plait, covered with rhombic imbricate keeled scales. Pa- 

 late toothed. Ear rather sunk. Cheek with a single row of scales. 

 Infraorbital scales elongate. Body rounded or rather depressed. 

 Scales large, rhombic, imbricate, of upper parts keeled, of belly 

 smooth, of the loins in 8 or 9 longitudinal series. Back and tail 

 not crested. Toes simple, unequal, with 2 rows of shields beneath. 

 Tail long, conical, covered with imbricate rhombic scales. Fe- 

 moral and preanal pores none. Males with pores upon the front 

 edge of the cloaca. 



The Chilian Leiodera. Leiodera Chilensis. Calotes Chi- 

 lensis. Lesson, Voy. Coq. Rept. t. I, f. 2. Weigm. Act. Nat. Cur. 

 xvi. 233. Dum. et Bib. E. G. iv. 269. Bell, Zool. Beagle, 2, t. 1, 

 f. 1. ?Trop. nitidus, Weigm. Act. N. Cur. xvii. 234, t. 17, f. 2, 

 (very young). Gravenh. N. Act. Nat. Cur. xviii. 722, t. 54, /. 

 8_io (head). ? T. olivaceus, Weigm. I. c. 268, (var. with a fork- 

 ed streak on nape) ? L. lineatus, Gravenh. Nov. Act. Acad. Leop. 

 xviii. 743, t. 54, f. 1 — 5. L. marmoratus, Gravenh. I. c. t. 54,/. 

 11? L. unicolor, Gravenh. I. c. 743 ? 



