216 BRITISH FOSSIL VERTEBRATA. 
CHELONE (continued)— 
planiceps, Owen. v. Stegochelys planiceps. 
planimentum, Owen. v. Lytoloma crassicostatum and L. 
planimentum. 
pulchriceps, Owen. v. Rhinochelys pulchriceps. 
subcarinata, Bell. v. Argillochelys subcristata. 
subcristata, Owen. v. Argillochelys subcristata. 
sulcimentum, R. Owen, in S. J. Mackie, Geologist, vol. v, 1862, 
p. 74 (name only).* 
trigoniceps, Owen. v. Lytoloma trigoniceps. 
auncimentum, R. Owen, in S. J. Mackie, Geologist, vol. v, 1862, 
p. 74 (name only).* 
sp., R. Lydekker, Cat. Foss. Rept. B. M., pt. ili, 1889, p. 30. 
Loc. U. Eocene; Hordwell. [Left scapulo-precoracoid ; Brit. 
Mus., no. 30410d. | 
sp., R. Lydekker, Cat. Foss. Rept. B. M., pt. ili, 1889, p. 35. 
Loc. L. Chalk; Dover [Pectoral girdle; Brit. Mus., no. 25960], 
Rochester [ Various bones; Brit. Mus., no. 36813], and Lewes. 
[Costal; Brit. Mus., no. 49918]. 
sp., Owen, 1842. v. Cimoliochelys benstedi. 
sp., Owen, 1849. v. Argillochelys sp. 
sp., Owen, 1850. v. Eosphargis gigas and Lytoloma trigoniceps. 
sp., Owen, 1851. wv. Lytoloma sp. 
~w 
Chelys ? blaicii, Mackie and Blake. wv. Protochelys stricklandi. 
CHON DROSTEOSAU RUS, Owen. v. Ornithopsis. 
gigas, Owen. wv. Morosaurus brevis and Ornithopsis hulkei. 
agnus, Owen. v. Ornithopsis hulkei. 
CHRYSEMDIYS, J. E. Gray, Cat. Tortoises B. M., 1844, p. 27. 
bicarinata (Bell), R. Lydekker, Cat. Foss. Rept. B. M., pt. iii, 
1889, p. 119. 
Emys bicarinata, T. Bell, in R. Owen, Rept. London Clay, pt. i, 
(Pal. Soc., 1849), p. 73, pls. xxv, xxvi ; J. Morris, Cat Bot 
Foss., 1854, p. 348. 
Clemmys bicarinata, R. Lydekker and G. A. Boulenger, Geol. 
Mag. [3] vol. iv, 1887, p. 275. 
Loc. London Clay ; Sheppey. [Imperfect shell ; Brit. Mus.] 
testudiniformis (Owen), R. Lydekker, Cat. Foss. Rept. B. M., 
pt. ti, 1889, p. 118. 
Emys testudiniformis, R. Owen, Rep. Brit. Assoc., 1841 (1842), 
p. 161, and Rept. London Clay, pt. i (Pal. Soc., 1849), p. 67, 
pl. xxiv, f. 6 (702 f. 1-5: v. Ocadia owen). 
* MS. names temporarily given to specimens from the Cambridge Greensand 
in the British Museum. 
