REPTILIA. 221 



CIIteOXiSOSA'SXItUS troclianterius (continued) — 



Pliosaurus troclianterius, R. Owen, Rep. Brit. Assoc, 1841 

 (1842), p. 64, and Rept. Kim. Clay, pt. iii (Pal. Soc, 1869), 

 p. 7, pi. iii ; J. Morris, Cat. Brit. Foss., 1854, p. 352. 



Plesiosaurns 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.] 



Plesiosaurns manselii, J. W. Hulke, Quart. Journ. Geol. Soc, 

 vol. xxvi, 1870, p. 612, pi. xli, f. 1-6, and ibid., vol. xxxix, 

 1883, p. 52, woodcut 7. [Imperfect skeleton, wanting head ; 

 Brit. Mus.] 



Murcenosaurus manselii, H. E. Sauvage, Ann. Sci. Nat. (Zool.) 

 [6] vol. viii, art. 6, 1879, p. 32. 



Plesiosaurns megadeirus, H. G. Seeley, Index to Aves, etc., 

 Woodward ian Mus., 1869, pp. xx, 97, 12 r (insufficiently 

 described). [Coracoids ; Woodwardian Mus.] 



Plesiosaurns macrodeirus, H. G. Seeley, ibid., p. 143 ierrore). 



Colymbosaurus megadeirus, H. G. Seeley, Quart. Journ. Geol. 

 Soc, vol. xxx, 1874, pp. 445, 447. 



Plesiosaurns brachyspondylus, J. Phillips (non Owen), Geol. 

 Oxford, 1 87 1, p. 368, woodcuts clxviii-clxx. [Vertebrae ; 

 Oxford Mus.] 



Murcenosaurus brachyspondylus, H. E. Sauvage, Ann. Sci. Nat. 

 (Zool.) [6] vol. viii, art. 6, 1879, p. ^3- 



Plesiosaurns validus, J. Phillips, Geol. Oxford, 187 1, p. 370, 

 woodcuts clxxi, clxxii. [Vertebras ; Oxford Mus. J 



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. ii, 



1889, p. 230. 

 Plesiosaurns truncatus, R. Owen, Cat." Foss. Rept. Mus. Roy. 



Coll. Surgeons, 1854, p. 59. 

 ? Plesiosaurns subdepressus, R. Owen, ibid., p. 63. [Vertebra ; 



Mus. R. Coll. Surgeons.] 

 ? Plesiosaurns d&dicomus, R. Owen, Rep. Brit. Assoc, 1839 



(1840), p. 81 ; J. Morris, Cat. Brit. Foss., 1854, p. 352. [Pro- 



podial bone ; Brit. Mus.] 

 Plesiosaurns plicatus, J. Phillips (pars), Geol. Oxford, 1871, 



P- 373) woodcuts clxxiii, clxxiv. [Vertebrae ; Oxford Mus.] 

 Plesiosaurns 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.] 



