GASTEROPODA. 



95 



Teredo antenautw. 

 Mineral Conchology, 1815, pi. 102. fig. 3. (Sowerby Coll.) 



Teredo jiersonata. 

 Dixon's ' Sussex,' 1850, pi. xiv. figs. 5, 6", p. 115. (Dixon Coll.) 



Horizons and Localities. 

 Lower Eocene. — London Clay. Bognor; Iligligate ; Potter's Bar. — Wool- 

 wich Bods. Dulwich. 



Class GASTEROPODA, Cuvier, 1798. 



Order PROSOBRANCHIATA, M.-Edwards. 



Family ALATA, Lamarck. 



Genus HIPPOCHRENES, Montfort, 1310. 

 Conch. Syst. 1810, vol. 2. pp. 522, 523. 



Hippochrenes amplus, Solander, 1766. 



Stromhus amplus. 

 Brander's ' Foss. Hant.' 1766, pi. vi. fig. 76, p. 34. (Brandor Coll.) 



liostellarta macroptera. 



Ann. Mus. 1803, vol. 2. p. 220. 



Hippochrenes macrcypterns. 

 Conch. Syst. 1810, vol. 2. pp. 622, 523. 



Stromhus amplus. 

 Mineral Conchology, 1813, pi. 30. (Sowerby CoU.) 



Itostel/aria macroptera. 



Mineral Conchology, 1821, pis. 208-300. 



Horizons and Localities. 



Oligocene. — Headnn Beds, lleadon Hill ; Lyndhurst; Brockenhurst. 

 Upper Eocene. — Barton Beds. Barton. 



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

 Lower Eocene. — London Gay. Ilighgate. 



Genus ROSTELLARIA, Lamarck, 1799. 

 M^m. Soc. Hist. Nat. Paris, 1799, p. 72. 



Rostellarla excelsa, Giebel, 18G4. 



liostellaria excelsa. 

 Abh. nat. Ges. Halle, 1864, vol. viii. pi. iv. fig. 2, p. 20-5. 



Horizoit and Localities. 



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



Rostellaria lucida, J. Sowerby, 1815. 



Iio.st(llariu{?) lucida. 



Mineral ConcLokigy, 1815, pi. 91. figs. 1-3. (Sowerby Coll.) 



