170 REPT1LIA. 



Eiuiliwheiys chelonia, v. Thalassemys hugii. 



Eretmosaurus macropterus (Seeley). Plesiosaurus macropte- 



rus, H. G. Seeley, A. M. N. H. ser. 3, xv (1865), pp. 49, 2:32. 



Lias; Whitby. [Skeleton.] 

 Eucercosaurus tanyspondylus, H. G. Seeley, Q. J. G. S. xxxv 



(1879), p. 613, woodcuts 4, 5. Cambridge Greenland; Trump- 



ington, near Cambridge. [Vertebrae.] 

 Gigantosaurus megalonyx H. G. Seeley, Index to Aves, etc., 



Woodw. Mus. (1869), p. 94. Kimeridge Clay; Ely. [Vertebrae 



and detached limb-bones.] 



Glossochelys harvicensis, v. Lytoloma planimentum. 

 Ichthyosaurus angustidens, H. G. Seeley, Index to Aves, etc., 



Woodw. Mus. (1869), pp. xv, 3. Chalk ; Hunstanton. [Tooth.] 

 /. bonneyi, H. G. Seeley, Index to Aves, etc., Woodw. Mus. (1869), 



p. xvii. Cambridge Greensand ; Cambridge. [Femur.] 



Ichthyosaurus campylodon, J. Carter, Rep. Brit. Assoc. (1845), 

 Sect. p. 60, and London Geol. Journ. I (1846), p. 7, woodcut. 

 R. Owen, Rept. Cret. Form. (1851), pi. iv, f. 110, 1316 

 [f. 7 is missing] and pi. xxv, f, 1, 2, pp. 72, 75. Lower Chalk, 

 and Cambridge Greensand; Cambridgeshire. [Teeth.] Pre- 

 sented by J. Carter, Esq. 



I. chalarodeirus, H. G. Seeley, Index to Aves, etc., Woodw. Mus. 

 (1869), pp. xx, 106. Kimeridge Clay ; Ely. [Axis vertebra.] 



/. doughtyi, H. G. Seeley, Index to Aves, etc., Woodw. Mus. (1869), 

 p. xvii. Cambridge Greensand ; Cambridge. [Humerus.] 



/. hygrodeirus, H. G. Seeley, Index to Aves, etc., Woodw. Mus. 

 (1869), pp. xx, 106. Kimeridge Clay ; Ely. [Vertebra.] 



I. megalodeirus, H. G. Seeley, Index to Aves, etc., Woodw. Mus. 

 (1869), pp. xxi, 110. Oxford Clay; Woodstone Lodge, near 

 Peterborough. [Parts of skeleton.] 



/. platymerus, H. G. Seeley. Index to Aves, etc., Woodw. Mus. 

 (1869), p. xvii. Cambridge Greensand; Cambridge. [Femur.] 



I. zetlandicus, H. G. Seeley, Q. J. G. S. xxxvi (1880), pi. xxv, 

 p. 635. R. Lydekker, Cat. Foss. Rept. B. M. part ii (1889), 

 p. 78. Upper Lias ; Whitby. [Cranium.] Presented by Earl 

 Zetland. 



