244 GASTEKOPOBA. 



AmpuUina scalariformis, Deshayes, 1829. 



Ampullaria scalariformis, 



Coq. Foss. Paris, 1829, vol. ii. pi. xvi. figs. 10, 11, p. 138. 



Globulus scalariformis. 

 Dixon's ' Sussex,' 1850, pi. vii. fig. 26, p. 97. (F. E. Edwards Coll.) 



Euspira scalariformis. 



Ann. Soc. R. Mai. Belgique, 1888, vol. xxiii. p. 175. 



Horizon and Locality. 



Middle Eocene. — BracMesham Beds. Bracklesham Bay. 



AmpuUina semipatula) Deshayes, 1864, var. 



Natica semipatula. 



Desc. Anim. sans Vert. 1864, vol. iii. pi. Ixv. figs. 23-25, p. 62. 



AmpuUina semipatula. 

 Ann. Soc. R. Mai. Belgique, 1888, vol. xxiii. p. 171. 



Horizon and Localities. 

 Middle Eocene. — Bracldesham Beds. Bramshaw ; Brackleshara Bay. 



Ampullina sigaretina, Lamarck, 1804 and 1806. 



Ampullaria sigaretina. 

 Ann. Mus. 1804, vol. 5. p. 32; 1806, vol. 8. pi. xiii. fig. 1. 

 Mineral Oonchology, 1821, pi. 284. lower figures. (Sowerby Coll.) 



Natica sigaretina. 

 Desc. Anim. sans Vert. 1864, vol. iii. p. 63. 



Ampullina sigaretina. 



Ann. Soc. R. Mai. Belgique, 1888, vol. xxiii. p. 170. 



Horizons and Localities. 



Upper Eocene. — Barton Beds. Barton. 



Middle Eocene. — Bracklesham Beds. Bramshaw. 



Lower Eocene. — London Clay. Bognor. 



Ampullina sphaerica, Deshayes, 1829. 



Natica spluerica. 



Coq. Foss. Paris, 1829, vol. ii. pi. xx. figs. 14, 15, p. 176. 



Ampullina pachycheila. 



Dixon's ' Sussex,' 1850, pi. vi. fig. 31, pp. 98, 178. 



Ampullina spherica. 

 Ann. Soc. R. Mai. Belgique, 1888, vol. xxiii. p. 173. 



Horizon and Localities. 

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



Ampullina splendida, Deshayes, 1864. 



Natica splendida. 



Desc. Anim. sans Vert. 1864, vol. iii. pi. Ixvii. %s. 8-10, p. 61. 

 AmpuUina splendida. 



Ann. Soc. R. Mai. Belgique, 1888, vol. xxiii. p. 170. 

 Horizons and Localities. 



Middle Eocene. — Bracklesham Beds. Stubbington ; Brook. 



Lower Eocene. — London Clay, llighgate Wood, Finchley ; Portsmouth. 



