9f> ENNEA. 



outer lip, corresponding with a slight exterior sinuosity ; lip 

 strong, thick, reflected. Length, 5'5-7'5 mill. 



Benguela. 

 E. UJIJIENSIS, E. A. Smith. PI. 18, fig. 69. 



Obliquely rimatc, obliquely costulate, suture dentate ; last 

 whorl bisulcate ; pale horn-color ; aperture with a parietal plica 

 and two palatal lamellae, with one or two minor ridges below 

 them, columella with an oblique subbasal fold and a smaller 

 dentiform plait at the upper part. 



Length (apex broken off), 17 mill. 



Ujiji, Central Africa. 



Unfigured Species. 



E. BICRISTATA, Morelet. Gabon, W. Africa. 



E. DOHRNI, von Martens. Angola. 



Mr. E. A. Smith has also used this specific name. 



Section GULELLA, Pfeiffer, 1855. 



E. CAPITATA, Gould. PL 18, fig. 70. 



Arcuately rimate, finely obliquely striate, whitish, scarcely 

 shining ; body-whorl compressed and- scrobiculate below ; lip 

 expanded, thickened, somewhat reflected ; aperture with a tali 

 compressed parietal plica, a deep-seated laminar tooth on the 

 columella, a small tooth near the top, and a larger, complanate 

 one near the base of the columellar lip, two approximate ones 

 near the base, and a smaller single one near the top of the outer 

 lip. Length, 13 mill. 



Cape Palmas, W. Africa. 

 E. WAHLBERGI, Krauss. PI. 19, fig. 99. 



Arcuately rimate, smoothish, shining, pellucid, greenish hya- 

 line ; body- whorl biscrobiculate anteriorly; aperture six-toothed, 

 an entering, compressed parietal plica, a deep-seated columellar 

 tooth, a short tooth at the base of the aperture, and three 

 within the outer lip. Length, 9 mill. 



Natal, So. Africa. 

 E. DELICATULA, Pfeiffer. PI. 19, fig. 2. 



Shortly rimate, rather thin, obliquely closely plica te-striate, 

 hyaline, white, suture crenulately margined, last whorl slightly 



