264 LIMICOLARIA, WEST AFRICA. 



40, diam. 18-19; length of apert. 16.5-18, width 11-12 mm. 

 (Morel.} . 



West Africa: Serra de Pedras de Guinga (Pungo-An- 

 dongo), in virgin forest, on high ground, Angola (Wel- 

 witsch). 



Bulimus chromatellus MOREL.,, Journ. de Conch., 1866, p. 

 154; Voy. Dr. Welwitsch, p. 62, pi. 3, f. 2.L. chromatella 

 PFR., Monogr., vi, 209. KOBELT, C. Cab., p. 115, pi. 31, f. 

 3, 4; pi. 33, f. 7, 8. 



Related to L. tenebrica Reeve, of which Morelet thinks it 

 may be a local variety. 



23. L. TENEBRICA (Reeve). PI. 19, figs. 8, 9, 10. 



" Shell cylindrically oblong, whorls 7-8, rather rounded, 

 very finely reticulated near the sutures, crenulated along the 

 edge ; columella rolled back, lip simple, sharp ; whitish, stained 

 with purple-rose and conspicuously painted with large 

 blotches of purple-black " (Reeve}. 



"West Africa: Ibu (Fraser, type loc.) ; Kamerun, at 

 Ekumba-Liongo (Dusen) ; Grand Bassam (Verreaux). 



Bulimus tenebricus RVE., Conch. Icon., v, pi. 53, f. 347 

 (Nov., 1848). PFR., Monogr., iii, p. 387. L. tenebrica 

 SHUTT., Notitise, i, p. 50. PFR., Monogr., iv, 585. KOBELT, 

 Conchyl. Cab., p. 66, pi. 20, f. 7, 8 ( ?). D'AILLY, Bihang, 

 p. 74. 



The whorls are decidedly convex. Fig. 8 is Reeve's type. 

 I figure two specimens received from Sowerby & Fulton as 

 from Sierra Leone, which seem referable to tenebrica. One 

 (fig. 9) has rather wide stripes on a pale reddish ground; 

 the other (fig. 10) much more numerous and narrower stripes 

 on a yellow ground. Only a few almost obsolete spiral lines 

 are present in these shells, which could not be described as 

 " finely reticulated near the sutures." 



24. L. SUBCONICA Martens. PL 21, figs. 26, 27. 



Shell half-covered perforate, turrite-conic, a little glossy, 

 delicately striatulate; isabelline-whitish, marked with few 

 rather wide chestnut streaks, which taper above, or uni- 



