22 LAMELLIBRAKCHIAIA. 



Family NUCULID^ Gray. 



Genus NUCULA, Lamarck, 1799. 

 U6m. Soc. Hist. Nat. Paris, 1799, p. 87, no. 104. 



Nucula ampla (Edwards, MS.), S. V. Wood, 1864. 



NuctUa umpla. 



Mod. Pal. Soc. 1864, pi. xviii. figs. 5% 6», p. 108. (F. E. Edwards Coll.) 



Horizon and Locality. 



Upper Eocene. — Barton Beds. Barton. 



Nucula amplaj var. contigua (Edwards, MS.), 8. V. Wood, 1864. 



Nunila ampla, var. contiyua. 



Mon. Pal. Soc. 1864, pi. xviii. figs. 6», 6", p. 108. (F. E. Edwards Coll.) 



Horizon and Locality. 



Middle Eocene. — Bracklesham Beds. Bracklesham Bay. 



Nucula bisulcata, J. de C. Sowerby, 1850. 



Nucula hisidcata. 



Dixon's ' Sussex,' 1850, pi. ii. fig. 13, pp. 93, 170. 



Mon. Pal. Soc. 1864, pi. xviii. tigs. 13% 13", p. 109. (F. E. Edwards Coll.) 



Horizons and Localities. 



Upper Eocene. — Barton Beds. Barton. 



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



Nucula Bowerbankii, J. de C. Sowerby, 1837. 



Nunda Bowerbankii. 



Trans. Geol. Soc. 1837, 2nd ser. vol. v. part 1, pi. viii. fig. 11, p. 136. (We- 



therell Coll.) 

 Mon. Pal. Soc. 1864, pi. XTiii. figs. 14', 14*, p. 109. (F. K Edwards ColL) 



Horizons and Localities. 



Lower Tioeene.— London Clay. Potter's Bar ; Highgate ; Lambeth Hill ; 

 Finchley ; Alum Bay (no. 4 Bed) ; Hampstead Tunnel ; Ilaverstock 

 Hill ; Sheppey ; Sudbury. — Thanet Scmds. Pegwell Bay. 



Nucula cardioides (Edwards, MS.), S. V. Wood, 1864. 



Nucula cardioides. 



Mon. Pal. Soc. 1864, pi. xix. fig. 8, p. 110. (F. E. Edwards CoU.) 

 Horizon and Locality. 



Lower Eocene. — Thanet Sands. Pegwell Bay. 



Nucula compressa, J. de C. Sowerby, 1837. 



Nncula compressa. 



Trans. Geol. Soc. 1837, 2nd sei. vol. v. part 1, pi. viii. fig. 14, p. 186. (We- 



therell CoU.) 

 Mon. Pal. Soc. 1804, pi. xix. fig. 5, p. 110. (F. E. Edwards CoU.) 



Horizon and Localities. 

 Lower Eocene. — London Clay. Hampstead Tunnel ; Highgate ; Potter's 

 Bar. 



