REPTILTIA. 221 
CIMOLIOSAURWUS trochanterius (comtinued)— 
Pliosaurus trochanterius, R. Owen, Rep. Brit. Assoc., 1841 
(1842), p. 64, and Rept. Kim. Clay, pt. iii (Pal. Soc., 1869), 
p. 7, pl. iii; J. Morris, Cat. Brit. Foss., 1854, p. 352. 
Plesiosaurus affinis, R. Owen, Rep. Brit. Assoc., 1839 (1840), 
p. 86; J. Morris, Cat. Brit. Foss., 1854, p. 352; J. Phillips, 
Geol. "Oxford, 1871, p. 366. [Femur; Brit. Mus.] 
Plestosaurus manselit, J. W. Hulke, Quart. Journ. Geol. Soc., 
vol. xxvi, 1870, p. 612, pl. xli, f. 1-6, and zdzd@., vol. xxxix, 
1883, p. 52, woodcut 7. [Imperfect skeleton, wanting head ; 
Brit. Mus.] 
Murenosaurus manseliz, H. E. Sauvage, Ann. Sci. Nat. (Zool.) 
[6] vol. viii, art. 6, 1879, p. 32. 
Plesiosaurus megadeirus, H. G. Seeley, Index to Aves, etc., 
Woodwardian Mus., 1869, pp. xx, 97, 121 (insufficiently 
described). [Coracoids ; Woodwardian Mus.] 
Plesiosaurus macrodeirus, H. G. Seeley, zbzd., p. 143 (errore). 
Colymbosaurus megadeirus, H. G. Seeley, Quart. Journ. Geol. 
Soc., vol. xxx, 1874, pp. 445, 447. 
Plesiosaurus brachyspondylus, J. Phillips (#07 Owen), Geol. 
Oxford, 1871, p. 368, woodcuts clxviii-clxx. [Vertebrz ; 
Oxford Mus. | 
Murenosaurus brachyspondylus, H. E. Sauvage, Ann. Sci. Nat. 
(Zool.) [6] vol. vill, art. 6, 1879, p. 33- 
Plestosaurus validus, J. Phillips, Geol. Oxford, 1871, p. 370, 
woodcuts clxxi, clxxii. [Vertebre ; Oxford Mus. | 
Loc. Oxford Clay; Christian Malford. Kim. Clay; Baldon, 
Cumnor-Hurst, Devizes, Ely, Foxhangers, Foxcombe, Hed- 
dington, Haddenham, Kimeridge, Newport-Pagnall, Pottern, 
Shotover, Swindon, Weymouth, and Wheatley. Derived in 
Potton Bone-bed. [Right femur; Brit. Mus.] 
truncatus (Owen), R. Lydekker, Cat. Foss. Rept. B. M., pt. il, 
1889, p. 230. 
Plesiosaurus truncatus, R. Owen, Cat. Foss. Rept. Mus. Roy. 
Coll. Surgeons, 1854, p. 59. 
? Plesiosaurus subdepressus, R. Owen, zd7d., p. 63. [Vertebra ; 
Mus. R. Coll. Surgeons. } 
? Plestosaurus dedicomus, R. Owen, Rep. Brit. Assoc., 1839 
(1840), p. 81; J. Morris, Cat. Brit. Foss., 1854, p. 352. [Pro- 
podial bone ; Brit. Mus. ] 
Plesiosaurus plicatus, J. Phillips (Jars), Geol. Oxford, 1871, 
p. 373, woodcuts clxxiii, clxxiv. [Vertebra ; Oxford Mus.] 
Plestosaurus plicatus, H. E. Sauvage, Ann. Sci. Nat. (Zool.) 
[6] vol. viii, art. 6, 1879, p. 25. 
Loc. Kim. Clay ; Ely, Kimeridge, Oxford, Portland, Shotover, 
Swindon , Weymouth, and Wootton- Bassett. Portland Oolite ; 
Shotover. Derived in Potton Bone-bed. [Cervical ver- 
tebra ; Mus. R. Coll. Surgeons.] 
