15. cycitEMys.—16. GEOEMYDA. 135 
6. Cyclemys flavomarginata. 
Cuora trifasciata, part., Gray, Cat. Sh. Rept. i. p. 42 (1855). 
Cistoclemmys flavomarginata, Gray, Proc. Zool. Soc. 1863, p. 175, and 
Ann. § Mag. N. H, (8) xiii. p. 107 (1864), and Suppl. Cat. Sh. Rept. 
i. p. 20 (1870). 
Cuora flavomarginata, Giiinth. Rept. Brit. Ind. p. 18, pl. v. fig. A 
(1864). 
Terrapene flavomarginata, Strauch, Verth. Schildkr. p. 48 (1865). 
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 shell, 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; gular 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. 
DS Tamsuy, N.W. For- R. Swinhoe, Esq. 
mosa. (Ch 
b. Q, stffid. China? J. R. Reeves, Esq. ( “YP&S-) 
[P. }. 
16. GEOEMYDA. 
Geoemyda, part., Gray, Proc. Zool. Soc, 1834, p. 100, and Cat, Tort. 
p. 14 (1844). ; 
Emys, part., Dum. § Bibr. ii. p. 232 (1834). 
Geoemyda, Gray, Cat. Sh. Rept. i. p. 16 (1855) ; Ginth. Rept. Brit. 
Ind. p. 18 (1864); Gray, Suppl. Cat. Sh. Rept. i. p. 25 (1870) ; 
Anders. Zool. Res. Yunnan, 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 axillary and 
inguinal peduncles just reaching the first and fifth costals ; ento- 
plastron intersected by the humero-pectoral suture. Skull without 
bony temporal arch; alveolar surfaces narrow, without median 
ridge. Upper surface of head covered with undivided skin. Digits 
with a short web. ‘Tail very short, not longer in the young than in 
the adult. 
Burma, Malay Peninsula and Archipelago. 
