20. TESTUDo. inn 



22. Testudo daudinii. 



Testudo daudinii, Dum. i^- Bihr. ii. p, 123 (183o); Gihdh. Giy. Land- 

 Tort, p. 33, pis. iv. & V. (1877). 



Shell more than twice as long as deep ; carapace elongate, witli 

 smooth convex shields in the adult, anterior and posterior margins 

 expanded, reverted, and notched between the shields; anterior pro- 

 file of carapace nearly horizontal ; supracaudal shield undivided, 

 scarcely larger than the neighbouring marginals. I'lastron short, 

 truncated behind in the adult; width of ihe bridge oidy one third 

 the length of the carapace. Otherwise as in T. de^'hantina. 



Aldabra ? 



a. (S , stffd., skull and limb- ? 



bones separate. 



23. Testudo nigrita. 



Testudo indica, part., Grai/, Si/n. Mept. p. 9 (1831), and Cat. Tort. 



p. 5 (1844), and Sh. Rept. i. p. 6 (1800), a7id Suppl. p. 5 (1870). 

 nigrita, Dum. ^- Bibr. ii. p. 80 (183o) ; Giintk. Phil. Trans. 



clxv. p. 267 (1875), and Giy. Land-Tort. p. 09, pis. xxx., xxxi., 



xlii.-xhv. (1877). 

 plauiceps, Gray, Cat. Sh. Rept. i. p. 0, pi. xxxiv., and Suppl. 



p. 5. 



elephantina, Strauch, Chehn. Stud. p. 83 (1862). 



elephautopus, part., Gray, Proc. Zool. Soc. 1870, p. 708, pi. xli., 



andApp. Cat. Sh. Rept. p. 3 (1872). 



indica, Sowerby ^' Lear, Tort. pi. vi. (1872). 



Elephautopus planiceps, Gray, Proc. Zool. Soc. 1873, p. 724. 



Shell rather thin, broad, not quite twice as long as deep, declivous 

 in trout and behind, anterior and posterior margins reverted and 

 scalloped ; anterior margin notched ; no uuchal ; supracaudal un- 

 divided ; dorsal shields strongly grooved concentrically, even in the 

 adult : vertebral shields much broader than long, at least as broad 

 as costals. Plastron rather large, lobes narrowed, truncate in front, 

 notched behind ; width of the bridge about half the length of the 

 carapace ; median suture between the gulars, the pectorals, and the 

 anals very short; axillary and inguinal small. Head small, with 

 flat tbrehead ; a pair of enlarged praifrontal shields, followed by a 

 nearly equally large frontal; beak feebly hooked, bicuspid ; edge of 

 jaws feebly denticulated; alveolar surface of upper jaw with a 

 strong median ridge ; neck long. Limbs with unequal-sized, 

 roundish, juxtaposed scales, one on the inner side of the fore limb 

 near the elbow being much enlarged. Uniform black. 



Length of shell 1 metre. 



Galapagos Islands. 



a. Yg., stffd. Galapagos. 



b. Hgr., skel. Galapagos. Dr. A. Gunther [P. !. 



c. d, e. Yg., stffd. ? 



