8 



LAMELLIBR ANCHIATA . 



Lima soror, S. V. Wood, 1861. 



Lima soror. 



Mon. Pal. Soc. 1861, pi xi. figs. 7% 7^ p. 49. (F. E. Edwards Coll.) 

 Horizon and Localities. 



Upper Eocene. — Barton Beds. Barton ; High Cliif. 



Family SPONDYLID.^, Gray. 



Genus SPONDYLUS, Linnseus, 1766. 

 Systema Naturse, ed. 12, vol. i. p. 11.36. 



Spondylus rarispina, Deshayes, 1824. 



Spondi/lus rarispina. 



Coq. Fo.ss. Paris, 1824, vol. i. pi. xlvi. figs. 6-10, p. 321. 



Mon. Pal. Soc. 1861, pi. viii. %s. V, V, p. 51. (F. E. Edwards Coll.) 

 Horizon and Localities. 



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



Family AVICULID^, d'Orbigny. 



Genus AVICULA (Klein, 1753), Bruguiere, 1792 (?). 

 Ostracologicaj, p. 120 ; Hist. Nat. Vers, Encycl. M6th. vol. 2. pi. 177, p. 97. 



Avicula arcuata, J. de C. Sowerby, 1837. 



Avicula arcuata. 



Trans. Geol. Soc. 1837, ser. 2, vol. v. pi. viii. fig. 16, p. 136. (Wetherell Coll.) 

 Mon. Pal. Soc. 1861, pi. xi. fig. 3, p. 53. (Wetherell Coll.) 



Horizon and Locality. 



Lower Eocene. — London Clay. Hampstead Well. 



Avicula media, J. Sowerby, 1812. 



Avicida media. 



Mineral Conchology, 1812, pi. 2. (Sowerby Coll.) 



Mon. Pal. Soc. 1861, pi. xi. figs, la, 1=, 1", p. 53. (F. E. Edwards Coll.) 



Horizons and iMCalities. 



Oligocene. — Hcadon Beds. Brockenhurst ; Mead End. 



Upper Eocene. — Bartoti Beds. Barton. 



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



Brook. 

 Lower Eocene. — London Clay. Basingstoke ; Highgate ; Potter's Bar ; 

 Hampstead ; Elmstead ; Thames Ditton. 



Ayiciila papyracea, J. de C. Sowerby, 1837. 



Avicida papyracea. 



Trans. Geol. Soc. 1837, ser. 2, vol. v. pi. viii. fig. 16, p. 136. (Wetherell 



Coll.) 

 Mon. Pal. Soc. 1861, pi. xi. fig. 2", p. 54. (Wetherell Coll.) 

 Horizon and iMcalities. 



Lower Eocene. — London Clay. Haverstock Hill ; Primrose Hill ; Sheppey ; 

 Hampstead Well. 



