TKOSOBKANCHIATA. — PLEFBOTOMIDiE. 123 



Pleurotoma Waterkeynii, Nyst, 1843. 



Pleurotoma striatula. 

 Nouv. M^m. Ac. R. Bruxelles, 1838, vol. xi. pi. i. fig. 0, p. 27 (non I)u- 

 jardin). 



Pleurotoma Waterkeynii. 



Bull. Soc. Geol. France, 1843, vol. 14, p. 464. 



M6m. Oour. (4to), 1845, vol. xvii. p. 618. 



Mon. Pal. Soc. 1860, pi. xxx. figs. %"-%% p. 275. (F. E. Edwards Coll.) 

 Horizon and Locality. 



Lower Eocene. — Londmi Clay. Potter's Bar. 



Pleurotoma Wetherellii, Edwards, 1860. 



Pleurotoma Wetherellii. 



Mon. Pal. Soc. 18(i0, pi. xxix. figs. IC-IC, p. 285 (figs. IG'' IC, Wetliorell 

 Coll; figs. 16% 10", F. E. Edwards Coll.). 



Horizon and Localities. 



Lower Eocene.— Xonrfrm Clay. Highgate ; Holloway. 



Pleurotoma zeta, Edwards, 1860. 



Pleurotoma zeta. 



Mon. Pal. Soc. 16C0, pi. xxxi. fig. 16, p. 284. (F. E. Edwards Coll.) 



Horizon and Locality. 

 Middle Eocene. — Bracklesham Beds. Bracklesham Bay. 



Pleurotoma, sp. 



Pleurotoma Volgeri. 



Mon. Pal. Soc. 1860, pi. xxx. figs. 15", IS', p. 275 {non Pliilippi). (F. E. 

 Edwards Coll.) 



Horizon and Localities. 

 Lower Eocene. — London Clay. Potter's Bar ; Highgate. 



Section I. Shells fusiform. 



B. Sinus on the shoulder of the whorl. 



b. Canal short or indistinct. 



Pleurotoma abnormis, Edwards, 1860. 



Pleurotoma abnormii. 



Mon. Pal. Soc. 1860, pi. xxx. figs. 14", 14", p. 294. (F. E. Edwards Coll.) 



Horizon and Localities. 



Lower Eocene. — London Clay. Highgate ; Finchley. 



Pleurotoma acutisinuata, Edwards, 1860. 



Pleurotoma acutisinuata. 



Mon. Pal. Soc. 1860, pi. xxxii. figs. o», 5^ p. 306. (F. E. Edwards Coll.) 



Horizon and Locality. 

 Middle Eocene. — Bracklesham Beds. Bracklesham Bay. 



