256 REPTILES. 



f Back simple. Scales of back equal or subequal,Jlat, keeled ; of 

 belli/ smooth. Crown-shields jiattish. Third and fourth toes 

 subequal. 



The Spinose Agame. Agama colonorum, Daud. Rept. iii. 

 35G. Kuhl, Beytr. 107. Dum. et Bib. E. G. iv. 490. Lacerta 

 Agama, Linn. S. N. Seba, t. 93,/. 3, t. 107, f. 3. Iguana Sala- 

 mandrina. Later. Rept. 47. A. macrocephala, Merrem, Tent. 52. 

 A. spinosa, Gray^ Griffith. A. K. ix. 56. L' Agame, Daub. Rept. 

 587. 



Brown ; head moderate, with an elongate naiTow convex plate 

 on the middle of the nose ; nostrils rather large, distinctly tubular; 

 ear with small points in front ; the scales of the nape, crest, and 

 groups of spines upon each side of the neck elongate, slender ; 

 scales of the back broad, rhombic, equal-sized, keeled, dagger- 

 pointed ; of the belly smooth ; tail long, strong, with large rhom- 

 bic scales and keeled above. 



a. Adult, in spirits. Pale brown, tail rather slender, toes moderate. 



Egypt. Presented by James Burton, Esq. 



b. In spirits. Dark brown, tail strong, with distinct keels above, 



toes moderate. Egypt. Presented by Sir John Gardner Wil- 

 kinson. 



c. Half grown, in spirits. Anal pores 5-5, pale brown, tail slen- 



der, toes slenderer, elongate. Egypt. Presented by James 

 Burton, Esq. 



The Occipital Agame. Agama occipitalis, Gray, Phil. Mag. 

 1827, 214. Griff. A. K. ix. 56. A. colonorum, var. Dum. et Bib. 

 E. G. iv. 490. 



Olive, with a pale streak down the back ; head moderate, with 

 an elongate narrow convex plate on the middle of the nose ; nos- 

 trils rather large, distinctly tubular ; ear with some small points in 

 front ; scales of nape, crest and groups of spines on each side of 

 the neck short and tubercular; of the back broad, rhombic, equal- 

 sized, keeled, dagger-pointed, of the belly smooth ; tail elongate, 

 with large rhombic scales and keeled above. 

 a. Adult, in spirits. W. Africa. 

 6, c. Adult, in spirits. W. Africa. Presented by W. Raddon, 



Esq. 



d. e. Adult, in spirits. W. Africa. Presented by Dr. Stanger. 



The Cape Agame. Agama atra, Daud. Rept. iii. 349. Seba, 

 Tlies. i. t. 87, /. 6. Dum. et Bib. E. G. iv. 493. Agama subspi- 

 nosa, Gray, Phil. Mag. 1827, 214. Griff. A. K. ix. 57. Trapelus 

 subhispidus, Kaup, Isis, 1827, 616. Merrem, Beit. Amph. t. 5. 



Olive, with a yellow streak down the back ; head short, blunt ; 

 nostrils small, slightly tubular; scales of the head smooth, of the 

 back small, rhombic, keeled, of the sides smaller, equal, of the belly 



