370 BRITISH FOSSIL VERTEBRATA. 
NEVUROGYMNURWS, H. Filhol, Bull. Soc. Philom. Paris [7] 
vol. i, 1877, p. 53. 
major, R. Lydekker, Cat. Foss. Mamm. B. M., pt. v, 1887, p. 302. 
Loc. U. Eocene ; Hordwell. [Mandib. rami; Brit. Mus.] 
minor, H. Filhol, Bull. Soc. Sci. Phys. Nat. Toulouse, vol. v, 1884, 
p. 468, pl. ii, f. 13-15 ; R. Lydekker, Cat. Foss. Mamm. B. M, 
pt. v, 1887, p. 302. 
Loc. Headon Beds; Headon Hill. [Alandib. ramus; Brit. 
Mus.| 
ORCA, J. E. Gray (ex Rondelet), Zool. ‘ Erebus’ and ‘Terror,’ 1846, 
Pp. 33- 
? citoniensis, G. Capellini, Mem. R. Accad. Sci. Istit. Bologna [4] 
vol. iv, 1883, p. 670: R. Lydekker, Quart. Journ. Geol. Soc., 
vol. xliii, 1887, p. 16, pl. ii, f. 9, 10, and Cat. Foss. Mamm. 
B. M., pt. v, 1887, p. 80. 
Loc. Red Crag; Woodbridge. [TZooth,; Ipswich Mus. — 
Periotic; Mus. Pract. Geol.] 
gladiator, J. E. Gray, Zool. ‘ Erebus’ and ‘ Terror,’ 1846, p. 33 ; 
W. H. Flower, Cat. Osteol. Dent. Vert. Mus. Roy. Coll. 
Surgeons, 1884, p. 572. 
Delphinus orca, Linneus, Syst. Nat., ed. 12, vol. i, 1766, p. 108 ; 
D. Embleton, Trans. Tyneside Nat. Field Club, vol. iv 
(1858), p. 50. 
Loc. River Deposit ; Bed of Tyne. 
OROHIPFPUS, Marsh. v. Hyracotherium. 
OVIBOS, H. D. de Blainville, Bull. Soc. Philom. Paris, 1816, p. 76. 
moschatus (Zimmermann), E. Lartet, Quart. Journ. Geol. Soc., 
vol. xxi, 1865, p. 474; C. Moore, Proc. Bath Nat. Hist. Soc., 
vol. ii (1870), p. 52; W. B. Dawkins, Brit. Pleist. Mamm., 
pt. v (Pal. Soc., 1872), p. 1, pls. i-v, and Quart. Journ. 
Geol. Soc., vol. xxxix, 1883, p. 575, woodcut, and zdzd., 
vol. xli, 1885, p. 242, woodcut ; W. Davies, Geol. Mag. [2] 
vol. vi, 1879, p. 246; C. Reid, Trans. Norfolk and Norwich 
Nat. Soc., vol. iii (1884), p. 632 (skull); R. Lydekker, Cat. 
Foss. Mamm. B. M., pt. ii, 1885, p. 38. 
Bos moschatus, E. A. W. von Zimmermann, Geogr. Geschichte, 
vol. ii, 1780, p. 86. 
Bubalus moschatus, R. Owen, Quart. Journ. Geol. Soc., vol. xii, 
1856, p. 124, woodcuts 1-3. 
Loc. Forest Bed ; Trimingham. 
Pleist.; Barnwood, Crayford, Dogger Bank (dredged), 
Freshford, Green Street (Bromley), Maidenhead. 
OVIS, Linnzus, Syst. Nat., ed. 12, vol. i, 1766, p. 97. 
? aries, Linnzus, zbzd., p. 97. 
Outs artes, var. 6 polycerata, Linnzeus, 7b7d., p. 97. 
