23. HEMIDAOTTLTTS. 123 



Fore limb 27 millim. 



Hind limb 36 „ 



TaU 85 „ 



South America ; "West Indies ; Madagascar ; South Africa. 



Lord Stuart de Kothsay [P.]. 



Mrs. J. P. G. Smith [P.]. 

 H. W. Bates, Esq. [0.]. 



M. Sallg [C.]. 



G. F. Angas, Esq. [P.]. 



Dr. J. E. Gray [P.]. 



(Type of H. mercatoriua.) 



Mr. Bartlett [0.]. 



Rev. W. Deans Cowan [P.]. 



Rev. J. Wills [OJ. 



0. E. Bewsher, Esq. [P.]. 



Dr. Livingstone [0.]. 



Sir J. Kirk [0.]. 

 Dr. Welwitsoh [C.]. 

 0. Darwin, Esq. [0.]. 



7. Hemidactylus muriceus. 

 Hemidactylus muriceus, Peters, Mon. Berl. Ac. 18?0, p. 641. 



" Numerous smaU pointed conical tubercles irregularly scattered 

 among the fine dorsal granulation. Tail with similar longer tuber- 

 cles. Snout with larger convex scales, eight or nine infralabials. A 

 larger chin-shield, followed by smaller ones, on each side behind 

 the pointed mental. Ear-opening almost vertical, rather narrow. 

 Chin and throat finely granulate. Ventral scales in the middle in 

 thirty-three longitudinal rows; on each side a feeble longitudinal 

 fold on which the lower tubercles are inserted. Grey-brown, with 

 narrow IVl- or V-shaped dark irregular transverse bands ; similar 

 cross bands on the tail and limbs. Lower surfaces lighter with 

 small darker dots, more numerous and confluent on the chin. Total 

 length 86 millim. ; head 13 millim. ; tail 46 mOlim." 



Keta, Guinea. 



8. Hemidactylus ecHnns. (Plate XI. fig. 3.) 



Hemidactylus echinus, O'Shaughn. Ann. 8f Mag. N. H. (4) xvi. 

 1875, p. 264. 



Snout rather pointed, longer than the distance between the eye 

 and the ear-opening, once and one third the diameter of the orbit ; 



