OPISTHOBRANCHIATA. BTTLUDJ!. 265 



Genus BULLINELLA, E. B. Newton, 1891, mm. mut. 



Bullina, Risso, 1820. 

 Hist. Nat. Europe M^r. 1820, vol. 4. p. 51, non F^russac, 1822. 



Cylichna, Lov6n, 1840. 

 Ofv. K. Vet. Akad. Forhandl. 1847, p. 142, iwm Burmeister, 1844. 



Bullinella angystoma, Deshayes, 1824. 



Bulla ayu/ystoma. 



Coq. Foss. Paris, 1824, vol. ii. pi. v. figs. 29, 30, p. 41. 



Cylichna anyyatoma. 

 Desc. Anim. sans Vert. 1803, vol. ii. p. 028. 



Horizons and Localities. 



Upper Eocene. — Barton Beds. High Cliff. 



Middle Eocene. — Bracklesham Beds. Bracldesham Bay ; Brook. 



Bullinella anomala, Edwards (MS.). 



Horizons and Localities. 



Upper Eocene. — Barton Beds. High Cliff. 



Middle Eocene. — Bracklesham Beds. Bracklesham Bay. 



Bullinella attenuata, J. de C. Sowerby, 1824. 



Btdla attenuata. 

 Mineral Conchology, 1824, pi. 464. fig. 3. 



Horizons and Localities. 

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



Middle Eocene. — Bracklesham Beds. Bracklesham Bay ; Brook ; Brani- 

 shaw ; Himtingbridge. 



Bullinella conoidea?, Sandberger, 1863. 

 Bulla (Cylichna) conoidea. 



Conch. Mainz. Tert. 1863, pi. xiv. flg. 14, p. 270. 

 Horizons and Localities. 

 Oligocene. — Hempstead Beds. Hempstead. — Headon Beds. Lyndliurst; 

 (Vilwell Bay. 



Bullinella consors, Deshayes, 1863. 

 Cylichna consors. 

 Desc. Anim. sans Vert. 1803, vol. ii. pi. xl. figs. 10-18, p. 63*j. 



Acrotrema consors. 



Ann. Soc. K. Mai. Belgique, 1889, vol. xxiv. p. 313. 

 Horizon and Localities. 



Lower Eocene. — London Clay. Finchley; Clarendon; Highgate; Hamp- 

 stead. 



Bullinella constricta, J. de C. Sowerby, 1824. 



Bulla constricta. 



Mineral Conchology, 1824, pi. 464. fig. 2. (Sowerby Coll.) 

 Horizon and Locality. 



Upper Eocene. — Barton Beds. Barton. 



