20 lAMELLIBRANCHIATA. 



Axinsea incerta, Edwards (MS.). 



Horizon and Localities. 



Middle Eocene. — Brackles/mm Beds. Huntingbridge ; WHtecliff Bay. 



Axinsea Plumsteadieusis, J. Sowerby, 1813. 



Pectuncitlits Pluinsteadiensis. 

 Mineral Conchology, 1813, pi. 27. %. 3. (Sowerby Coll.) 

 Men. Pal. Soo. 1864, pi. xvi. figs. 6% 6", p. 98. 



Horizons and Localities. 

 Lower Eocene. — London Clay. Elmstead. — Woolwich and Reading Beds. 

 Upnor; Bromley; Reading; Plumstead ; Chiselhurst ; Bickley. 



Axinsea proximal S. V. Wood, 1864. 



Pectunculus proximtis. 



Mon. Pal. Soc. 1864, pi. xvi. figs. 5a-5<^, p. 99. (F. E. Edwards CoU.) 



Horizon and Locality. 



Upper Eocene. — Barton Beds. Barton. 



Axinsea palvinataj Lamarck, 1805 and 1807. 



Pectunctdus puhinatus. 

 Ann. Mas. 1805, vol. 0. p. 216; 1807, vol. 9. pi. xvi. fig. 9. 

 Dixon's ' Sussex,' 1860, pi. ii. fig. 25, p. 93. (Dixon Coll.) 

 Mon. Pal. Soc. 1864, pi. xvi. figs. 2", S", p. 99. (F. E. Edwards CoU.) 



Horizon and Localities. 



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

 Whiteclift'Bay. 



Axinsea pulvinata, var. obliquata, Edwards (MS.). 



Horizon and Localities. 



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

 Huntingbridge. 



Axinsea quasipulvinata, S. V. Wood, 1864. 



Pectunculus quasipuh'inatus. 



Mon. Pal. Soc. 1864, pi. xvi. figs. 1«, 1", p. 100. (F. E. Edwards CoU.) 

 Horizon and Locality. 



Middle Eocene. — Bracklesham Beds. Bracklesham Bay. 



Axinsea spissa, S. V. Wood, 1864. 



Pectunculus spissus. 



Mon. Pal. Soc. 1804, pi. xvi. figs. 4% 4", p. 101. (F. E. Edwards CoU.) 



Horizon and Localities. 



Lower Eocene. — London Clay. Southampton ; King's Clere. 



Axinsea terebratularis, Lamarck, 1805. 



Pectunculus terebratularis. 

 Ann. Mus. 1805, vol. 6. p. 216. 

 Mon. Pal. Soc. 1864, pi. xx. fig. 18, p. 101, (F. E. Edwards Coll.) 



Horizon and Locality. 



Lower Eocene. — Thanet Scmih. Heme Bav. 



