15. CTCLEMYS. 16. GEOEMYDA. 1,35 



C. Cyclemys flavomarginata. 



Cuora trifasciata, part., Gray, Cat. Sh. Jicpf. i. p. 42 (18o5). 

 Cistocleminys flavomarginata, Gray, Froc. Zool. Soc. 18G3, p. 175, and 



Ann. S,- Maq. X. II. (;j) xiii. p. 107 (1864), and Supnl. Cat. Sh. Rent 



i. p. -20 (1S70). 

 Cuora fiavoniarginata, Giinth. Rent. Brit. Lid. p. 1.3, pi. v. fi"-. A 



(1804). 

 Terrapene flavomarginata, Strauch, Verth. Schildlcr. p. 48 (18G5). 



Carapace rather convex, without or with a very obtuse median 

 keel ; vertebral shields as long as broad or a little broader than 

 long, much narrower than the costals, first narrower than second. 

 Plastron as large as the opening of the sliell, rounded at both ends; 

 no bridge ; the hinge between the hyoplastron and the carapace 

 much shorter than that between the hypoplastron and the carapace ; 

 pectoral shields as long as or a little longer than the humerals, and 

 a little shorter than the abdominals ; giilar and anal shields more or 

 less completely coalesced. Upper jaw rather strongly hooked. 

 Digits without distinct web, with blunt claws. Front part of arm 

 with very large scales. Carapace dark brown, each shield lighter 

 brown in the centre ; plastron dark brown, with an irregular narrow 

 yellow edge. Jaws and cheeks yellowish; a bright yellow streak, 

 edged with dark brown, narrow in front and broad behind, extends 

 from the eye to the nape ; upper surface of head pale brownish. 



Length of shell 17 centim. 



Formosa. 



a. 2, stffd, Tamsuy, N.W. For- R. Swinhoe, Esq. ) 



mosa. [0.1. ( /m ■> 



b. $,stflU. China? J. R. Reeves, Esq. f^^^P^'^'^ 



[P.J- ) 



16. GEOEMYDA. 



Geoemyda, part., Gray, Proc. Zool. Soc. 1834, p. 100, and Cat. Tort. 



p. 14 (1844). 

 Emys, part., Dnm. ^- Bibr. ii. p. 232 (1834). 

 Geoemyda, Grai/, Cat. SJi. Rept. i. p. 16 (ISoo) ; Giinth. Rept. Brit. 



Ind. p. 18 (1864) ; Gray, Suppl. Cat. Sh. Rept. i. p. 25 (1870) ; 



Anders. Zool. Res. Ytcnnan, p. 716 (1879). 

 Clemmys, part., Strauch, Chelon. Stud. p. 28 (1862). 



Neural plates mostly hexagonal, short-sided behind. Plastron 

 extensively united to the carapace by suture, with axiUary and 

 inguinal peduncles just reaching the first and fifth costals ; ento- 

 plastron intersected by the burner o-])ectoral suture. Skull without 

 bony temporal arch : alveolar surfaces narrow, without median 

 ridge. Upper surface of head covered with undivided skiii. Digits 

 with a short web. Tail very short, not longer in the young than in 

 the ad alt. 



Burma, Malay Peninsula and Archipelago. 



