238 BRITISH FOSSIL VERTEBRATA. 
ICHTHYOSAURWS (continucd)— 
intermedius, W. D. Conybeare, Trans. Geol. Soc. [2] vol. 1 
(1822), p. 108, pl. xv, f. 9, pl. xvii ; W. Buckland, Geol. and 
Mineral., ed. 2, 1837, p. 170, pl. viii, f.2; R. Owen, Rep. Brit. 
Assoc., 1839 (1840), pp. 110, 117,and Odontogr. (1841), p. 277, 
pl. Ixxiii, f. 1, and Rept. Liassic Form., pt. 111 (Pal. Soc., 1881), 
p. 113; pl. xxiv, £7, /p!. xxx, -f. 1, 24 J. Moris, Cat Bmk Hess. 
1854, p. 349; J. F. Blake, in Tate and Blake, Yorkshire Lias, 
1876, p. 254; J. W. Hulke, Proc. Geol. Soc., 1883, p. 56, 
woodcut 10 ; A.S. Woodward, Proc. Zool. Soc., 1886, p. 406 ; 
R. Lydekker, Cat. Foss. Rept. B. M., pt. ii, 1889, p. 55, 
woodcuts 2, 8, 23, 24, and Geol. Mag. [3] vol. vi, 1889, p. 388, 
woodcut (paddle showing integument). 
Ichthyosaurus fortimanus, R. Owen, Brit. Foss. Rept., vol. iii, 
1884, p. 176, pl. xxx (Ichthyopterygia), f.1. [Pectoral paddle ; 
Brit. Mus.] 
Ichthyosaurus paramekostinus, T. Hawkins, Sea Dragons, 1840, 
pls. xvii, xx-xxiii. [Skeletons ; Brit. Mus.] 
Ichthyosaurus chiropolyostinus, T. Hawkins (fars), zdid,, 
pl. viii. 
TIchthyosaurus chiroparamekostinus, T. Hawkins, Mem. Ichthyo- 
sauri, 1834, pls. xvii, xix—xxil. 
‘ ¥chthyosaurus tail,’ R. Owen, Trans. Geol. Soc. [2] vol. v (1838), 
p- 511, pl. xlii. 
Proteosaurus, F. Home, Phil. Trans., 1819, p. 212, pl. xv. 
[Skeleton ; Mus. R. Coll. Surgeons. ] X'. (Proteosaurus.) 
Loc. L. Lias; Barrow-on-Soar, Lyme Regis, Robin Hood 
Bay, Street, Stratford-on-Avon, Scarborough, and Whitby. 
[Tooth ; Geol. Soc. London.] 
laticeps, Owen. v. Ichthyosaurus latifrons. 
latifrons, C. Koenig, Icon. Foss. Sect., 1825, pl. xix, f. 250; 
G. A. Mantell, Petrifactions, 1851, p. 385; J. Morris, Cat. 
Brit. Foss., 1854, p. 349; R. Owen, Rept. Liassic Form., 
pi. mi (Pal. Soc., 1881), p. 1x9, pl. xxiil, f. 6, pl xxvii: 
R. Lydekker, Cat. Foss. Rept. B. M., pt. li, 1889, p. 89, 
woodcuts 31-33. 
? Ichthyosaurus longirostris, C.F. Jaeger, Nova Acta Acad. Ces. 
Leop.-Carol., vol. xxv, pt. ii, 1856, p. 948, pl. xxx. 
Ichthyosaurus longirostris, J. F. Blake, in Tate and Blake, York- 
shire Lias, 1876, p. 254; KR. Owen (pars), Rept. Liassic Form., 
pt. ii (Pal. Soc. 1881); —p. 124, pl. xxv, f. 2, plomxwiih Res, 
pl. xxxii, f. 7,9. [See also LZ. acutirostrts. | 
Ichthyosaurus laticeps, R. Owen, zb7d., p. 120 (errore). 
Ichthyosaurus tenuirostris, R. Owen (errore), zbid., pl. xxxii, f. 4. 
Loc. L. Lias; Barrow-on-Soar and Lyme Regis.  U. Lias ; 
Whitby. [Cranium and vertebral column ; Brit. Mus.] 
latimanius, Owen. v. Ichthyosaurus conybearei and I. enthe- 
ciodon. 
