90 LAMELLIBRANCHIATA, 



Netera argentea. 



Dixon's ' Sussex,' 1850, p. 89. 



Poromya arr/eniea. 

 Desc. Anim. sans Vert. 1857, vol. i. p. 252. 



Neeeroporomya argentea. 



Ann. Soc. Mai. Belgique, 1886, vol. xxi. pi. ii. figs. 26, 27, p. 68. 



Horizons mid Localities. 



Upper Eocene. — Barton Beds. Barton. 



Middle Eocene. — Brachlesham Beds. Bracklesham Bay. 



Genus "NHJERA., Gray, 1834. 

 Griffith's 'Animal Kingdom,' 1834, vol. 12. pi. 22. fig. 6. 



Nesera callista, Edwards (MS.). 



Horiztm and Localitg. 

 Middle Eocene. — Bracklesham Beds. Brook. 



Nesera elegans, Edwards (MS.). 

 Horizon and Locality. 



Middle Eocene. — Brachlesham Beds. Bracklesham Bay. 



Nesera filigera, Edwards (MS.). 



Horizon and Locality. 

 Upper Eocene. — Barton Beds. Barton. 



Nesera lii^aca, J. de C. ScJ^erby, 1827. 



Nticula inflata. ^. 



Mineral Couchology, 1827, pi. 554. fig. 2. (Sowerby CcW^ 



Horizon and Localities. 



Lower Eocene. — London Clay. Primrose Hill ; Highgate Wood ; Haver- 

 stock Hill. 



Nesera Iseviusctda, Edwards (MS.). 



Horizon and Locality. 



Middle Eocene. — Brachlesham Beds. Bramshaw. 



Nesera lamellosa, Edwards (MS ). 



Horizon and Locality. 

 Lower Eocene. — London Clay. Muswell Hill. 



Nesera lirata, Edwards (MS.). 



Horizon and Locality. 



Middle Eocene. — BrackUsham Beds. Bracklesham Bay. 



Nesera quinqueradiata, Edwards (MS.). 



Horizon and Ijocality. 



Middle Eocene. — Bracklesham Beds. Bracklesham Bay. 



