PLESIOSAUKIDiE. 131 



47044. The crown of a medium- sized tooth ; from the Coral Eag 



{Fig.) (Middle Jurassic) of Heddington, Wiltshire. This specimen 



(woodcut fig. 40), although of rather smaller size, agrees 



precisely with the type tooth figured by Sauvage in the 



' Bull. Soc. Ge'ol. France,' se'r. 3, vol. i. pi. vii. fig. 2. 



Brown Collection. Presented by Sir B. Owen, K.C.B., 1852. 



36335. The crown of a larger tooth ; from the Coral Eag of Malton 

 Yorkshire. Purchased, 1862. 



36335 a. Fragment of rock showing the concave surface of the 

 crown of a similar tooth ; from Malton. Purchased, 1862. 



36335 b. Fragment of rock exhibiting the convex surface of the 

 crown of a similar tooth ; from Malton. Purchased, 1862. 



36335 c. An imperfect tooth of larger size, in matrix ; from Malton 



Purchased, 1862. 



36335 d. The crown of a small and short tooth ; from Malton. 



Purchased, 1862. 



36335 e. The crown of a still smaller tooth ; from Malton. 



Purchased, 1862. 



47971. The crowns of two medium-sized teeth ; from the Coral Eag 

 of Wheatley, Oxfordshire. 



Presented by the Hon. B. Marsham, 1877. 



47971 a. The crowns of two teeth of somewhat smaller size than 

 the preceding ; from the Coral Eag of Wheatley. 



Presented by the Hon, 11. Marsham, 1877. 



Pliosaurus macromerus, Phillips \ 



Syn. (?) Ischyrodon meriaM } ~Meyev 2 . 

 Pliosaurus yrandis, Owen \ 

 Pliosaurus giyanteas, Wagner 4 . 



1 Geology of Oxford, p. 354 (1870). 



2 Neues Jahrb. 1838, p. 414. Although the tooth was figured before the 

 publication of Phillips's name it is insufficient for specific diagnosis. 



3 Kimeridge Clay Keptilia (Mon. Pal. Soc), pt. ii. p. 1 (1862).— Identified 

 with Plesiosaurus grandis, Rep. Brit. Assoc, for 1830, p. 83. 



4 Abh. k.-bay. Ak. Wiss. vol. vi. pt. 3, p. GDO (1852). Inapplicable on 

 account of 1'lcHu.xiuruts giganlcu.<, Conybeare. 



k2 



