232 BRITISH F OSSIL VER TEBRA TA. 



HYLJEOCHSLYS, R. Lydekker, Quart. Journ. Geol. Soc, 

 vol. xlv, 1889, p. 513, and Cat. Foss. Rept. B. M. t pt. iii, 

 1889, p. 185. 

 ? PLASTREMYS, R. Owen, in C. Parkinson, Quart. Journ. Geol. 

 Soc, vol. xxxvii, 1881, p. 370. 



belli (Man tell), R. Lydekker, Cat. Foss. Rept. B. M., pt. iii, 1889, 



p. 190. 

 Chelone bellii, G. A. Mantell, Medals of Creation, 1844, p. 776,. 



woodcut 146, and ibid., ed. 2, 1854, p. 735, woodcut 240, and 



Petrifactions, 185 1, p. 156, woodcut 23- 

 Chelone costata, R. Owen (pars), Rept. Weald, and Purb. 



Form., pt. i (Pal. Soc, 1853), p. 10, pi. viii. [Portion of 



carapace; Brit. Mus.] 

 Emys mantelli, J. E. Gray, Syn. Rept., 1831, p. 33. 

 Clemmys? mantellii, L. Fitzinger, Ann. Wien. Mus., vol. i, 1835, 



p. 126. 

 Chelone mantell/, J. Morris, Cat. Brit. Foss., 1854, p. 348. 

 Platemys mantelli, R. Owen, Rep. Brit. Assoc, 1841 (1842), 



p. 167, and Rept. Weald, and Purb. Form., pt. i (Pal. Soc, 



1853), p. 11, pi. ix, f. 1 ; J. Morris, Cat. Brit. Foss., 1854, 



p. 351. [Right hyoplastron ; Brit. Mus.] 

 Platemys dixoni, R. Owen, Rept. Weald, and Purb. Form., pt. i 



(Pal. Soc, 1853), p. 12, pi. ix, f. 3 ; J. Morris, Cat. Brit. 



Foss., 1854, p. 351. [Left hyoplastron ; Brit. Mus.] 

 ' Emys de Sussex,' Cuvier, Ossem. Fossiles, ed. 2, vol. v, pt. ii, 



1824, p. 232. 

 LOC. Wealden ; Tilgate Forest. [Portion of costal ; Brit. Mus.] 



T. 

 omarglnata (Owen), R. Lydekker, Cat. Foss. Rept. B. M., pt. iii, 



1889, p. 189. 

 Pleurosternon emarginatum,^. Owen (pars), Rept. Weald, and 



Purb. Form., pt. i (Pal. Soc, 1853), p. 6, pi. iv ; J. Morris 



{pars), Cat. Brit. Foss., 1854, p. 352. 

 Platemys emarginata, G. A. Maack, Palasontographica, vol. xviii 



(1869), p. 293. 

 LOC. Purbeck ; Swanage. [Carapace.] 



? lata (Owen), R. Lydekker, Cat. Foss. Rept. B. M., pt. iii, 1889, 



p. 195. 



Plastremys lata, R. Owen, Quart. Journ. Geol. Soc, vol. xxxvii, 



1 88 1, p. 370. T. (Plastremys.) 



LOC. U. Greensand; St. Lawrence Cliff, I. of Wight. [Imperfect 



shell ; Brit. Mus.] 



latiscutata (Owen), R. Lydekker, Quart. Journ. Geol. Soc, 

 vol. xlv, 1888, p. 513, and Cat. Foss. Rept. B. M., pt. iii, 

 18S9, p. 186, woodcut 43. 

 Plei/rosternon latiscutatum, R. Owen, Rept. Weald, and Purb. 

 Form., pt. i (Pal. Soc, 1853), p. 9, pi. i ; J. Morris, Cat. Brit. 

 Foss., 1854, p. 352. 



