240 REPTILES. 



Sophia's Tiaris. Tiaris Sophiae. 



Brown, with darker cross bands ; occiput with 2 conical poly- 

 hedral tubercles ; temples with some rather larger tubercular 

 scales ; nape and back with a crest of elongated lanceolate spines; 

 tail triangular at the base, with a toothed crest ; the scales small, 

 rhombic, with a few scattered convex larger scales. 



a. Adult, in spirits. Philippine Islands. From Mr. Cuming's 



collection. 



b. c. Young, in spirits. Philippine Islands. From Mr. Cuming's 



collection. 



11. AcANTHOSAURA, Gvaj/. Lophjrus, part, Dum^ et Bib. 



Head triangular, shelving in front. Orbital edge curved, end- 

 ing in a spine. Ear-drum superficial, thick but distinct. Para- 

 toids with a group of elongated spines. The throat with a slight 

 scarcely compressed pouch, not toothed in front, covered with scales 

 like those of the back, and with an angular cross fold in front of 

 the chest. Nape and back with a crest of elongate subulate spines. 

 Back keeled and toothed. Scales of the back small, rhombic, 

 subimbricate, with scattered larger scales, of the belly keeled. 

 Tail elongate, subtriangular, slightly toothed above, with 2 rows 

 of elongate keeled scales beneath. Femoral pores none. 



The AcANTHOSAURE. Acanthosaura arraata, Gray, Griffith, 

 A. K. ix. bQ. Hardw. Icon. ined. t. 75. Agama armata, Gray, 

 Zool. Jour. 1827, iii. 216. Dum. et Bib. E. G. iv. 413. Calotes 

 Tropidogaster, Cuv. MS. Calotes lepidogaster, Cuv. R. A. ii. 39, 

 young. 



Brown, darker varied. 



a, b. Adult and half grown, in spirits. Singapore. Presented by 

 Gen. Thos. Hardwicke. 



c. Adult, in spirits. Singapore. From M. Argent's collection. 



*** Toes 5-5. Tail with series of broad heeled rhombic scales. 

 ■[ Scales small, equal, in longitudinal or descending series. 



12. Bronchocela, Kaup. Calotes, part, Dum. et Bib. 



Head pyramidical, 4-sided, not swollen on the sides, covered 

 with small equal-sized scales. Interparietal scales very small. 

 Paratoids unarmed. Scales of the back equal, imbricate, placed 

 in cross series, with the free edge directed towards the belly ; of 

 the belly and under side of the tail larger, rhombic, keeled. The 

 throat more or less lax beneath, without any cross fold in front of 

 the chest. Nape, back and tail with a crest of compressed scales. 



