32 LAMELLIBBANCHIATA. 



Crassatella plicata, J. Soweiby, 1822. 



Crassatelta plicata. 

 Mineral Conchologv, 1822, pi. 345. fig. 2. (Sowerby Coll.) 

 Mon. Pal. Soc. 1871, pi. xxiii. figs. 14", 14^ p. 107. (F. E. Edwards CoU.) 



Horizons and Localities. 



Upper Eocene. — Barton Beds. Barton. 



Middle Eocene. — Bracklesham Beds. Bracklesham Bay. 



Lower Eocene. — London Clay. Well, near Southampton. 



Crassatella pumilio, S. V. Wood, 1871. 



Crassatella pumilio. 

 Mon. Pal. Soc. 1871, pi. xxiv. fig. 1, p. 168. (F. E. Edwards Coll.) 



Horizon and Locality. 

 Upper Eocene. — Barton Beds. Higli CliiF. 



Crassatella sinuosa (?), Deshayes, 1 824. 



Crassatella sinuosa. 

 Coq. Foss. Paris, 1824, vol. i. pi. v. figs. 8-10, p. 38. 

 Mon. Pal. Soc. 1871, pi. xxiii. figs. 3, 9, p. 168. (F. E. Edwards Coll.) 



Horizons and Localities. 



Upper Eocene. — Barton Beds. Barton. 



Middle Eocene. — BracMesham Beds. Bracklesham Bay. 



Crassatella Sowerbyi (Edwards, MS.), S. V. Wood, 1871. 



Crassatella compi'essa. 

 Dixon's ' Sussex,' 1850, pi. ii. fig. 2, p. 88. (Dixon Coll.) 



Crassatella Sotcerhyi. 

 Mon. Pal. Soc. 1871, pi. xxiii. figs. 6% 6", p. 160. (F. E. Edwards Coll.) 



Horizon and Localities. 



Middle Eocene. — Bracklesham Beds. Stubbington ; Bracklesham Bay ; 

 WhitecUffBay. 



Crassatella Sowerbyi, var. Hantoniensis (Edwards, MS.), S. Y. 

 Wood, 1871. 



Crassatella Sowerbyi, var. Hantoniensis. 

 Mon. Pal. Soc. 1871, pi. xxiii. figs. LS^-IS^ p. 169. (F. E. Edwards Coll.) 



Horizon and Localities. 



Oligocene. — Headon Beds. Brockenhurst ; Whitley Ridge ; Roydon. 



Crassatella Sowerbyi, var. obesa (Edwards, MS.), S. V. Wood, 1871. 



Crassatella Sowerbyi, var. obesa. 

 Mon. Pal. Soc. 1871, pi. xxiv. figs. IG', lO^ p. 1C9. (F. E. Edwai-ds Coll.) 



Horizon and Localities. 



Middle Eocene. — Bracklesham Beds. Bracklesham Bay ; Stubbington. 



Crassatella Sowerbyi, var. semilsevis, Edwards (MS.), S. V. 

 Wood, 1871. 



Crassatella Sotcerbyi, var. semilceiis. 

 Mon. Pal. Soc. 1871, pi. xxiv. fig. 15, p. 109. (F. E. Edwards Coll.) 



Horizon and Localities. 



Middle Eocene. — Bracklesham Beds. Bracklesham Bay ; Stubbington. 



