REPTILIA. 255 



NUTHETES, R. Owen, Quart. Journ. Geo!. Soc, vol. x, 1854, p. 420;: 

 R. Lydekker, Cat. Foss. Rept. B. M., pt. i, 1888, p. 247. 

 destructor, R. Owen, Quart. Journ. Geol. Soc, vol. x, 1854,, 

 p. 420, woodcuts 1-4, and Rept. Weald, and Purb. Form.,, 

 pt. v (Pal. Soc, 1 861), p. 31, and ibid., Suppl. ix (Pal. Soc, 

 1879), p. 16, pi. ii, f. 13-23, and Journ. R. Micros. Soc, 1878, 

 p. 233, pi. xii, f. 8, 9 ; J. Morris, Cat. Brit. Foss., 1854, 

 p. 351 {Nothetes). T. 



LOC. M. Purbeck ; Durdlestone Bay. [Jaw and teeth ; Brit. Mus.]' 



OCADIA, J. E. Gray, Suppl. Cat. Shield Rept., pt. i, 1870, p. 35. 

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

 p. no, woodcut 24. 

 Emys crassus, R. Owen, Rept. London Clay, pt. i (Pal. Soc,. 

 1849), p. 76, pi. xxvii ; J. Morris, Cat. Brit. Foss., 1854, p. 348. 

 Emys hordivellensis, H. G. Seeley, Quart. Journ. Geol. Soc, 

 vol. xxxii, 1876, p. 445, woodcuts 1, 2. [Imperfect shell ; 

 Woodwardian Mus.] 

 LOC. U. Eocene ; Hordwell. [Right hyoplastron ; Brit. Mus.J 



owenl, R. Lydekker, Cat. Foss. Rept. B. M., pt. iii, 1889, p. 115, 

 woodcut 25. 



1 Emys testudiniformis, R. Owen {errore, fide Lydekker), Rept. 

 London Clay, pt. i (Pal. Soc, 1849), p. 67, pi. xxiv, f. 1-3 

 (? f. 4, 5). [Nuchal and neural plates ; Brit. Mus.] 



LOC. U. Eocene; Hordwell. [Portions of shell ; Brit. Mus.] 



OLIGOSTIXUS, Hawkins, Great Sea Dragons, 1840. = Ichthyo- 

 saurus (v. I. lonchiodon). 



OKOSAUHUS, R. Owen (non J. Leidy, 1856), Rept. Mesoz. 

 Form., pt. ii (Pal. Soc, 1875), P- 45- L- Stegosaums, according 

 to O. C. Marsh, Geol. Mag. [3] vol. vi, 1889, p. 207.] 



armatus, R. Owen, Rept. Mesoz. Form., pt. ii (Pal. Soc, 1875), 



p. 45, pis. xi-xxii, and Brit. Foss. Rept., vol. i (1884), p. 556, 



pis. lxiv-lxxv (Dinosauria) ; W. Davies, Geol. Mag. [2] 



vol. iii, 1876, p. 193, pis. vii, viii ; J. W. Hulke, Quart. Journ. 



Geol. Soc, vol. xliii, 1887, p. 702; R. Lydekker, Cat. Foss. 



Rept. B. M., pt. i, 1888, p. 177. 

 Stegosatirus armatus, O. C. Marsh, Geol. Mag. [3] vol. vi, 1889, 



p. 207. 

 LOC. Kim. Clay ; Swindon. [Portions of skeleton, wanting head; 



Brit. Mus.] T. 



durobrivensis, J. W. Hulke, Quart. Journ. Geol. Soc, vol. xliii, 



1887, p. 699, woodcut 2. 

 LOC. Oxford Clay {non Kim. Clay) ; Peterborough. [Pelvis ; 



A. N. Leeds Coll.] 

 hastig-er, R. Owen, Rept. Mesoz. Form., pt. iii (Pal. Soc, 1877), 



p. 95, pis. xxiii, xxiv ; R. Lydekker, Cat. Foss. Rept. B. M., 



pt. i, 1888, p. 179. 

 LOC. Kim. Clay; Wootton-Bassett. [Dermal spine; Brit. Mus.] 



