PKESXON : NEW SPliCIES OF LIMICOLARIA. 109 



somewhat crenellate with the lines of growth ; columella vertically 

 descending, retlexed over the very narrow perforation; labrum acute; 



aperture inversely auriform. Alt. 35 mm. ; diam. maj. 18, min, 

 16 mm. ; aperture, alt. 14, diam. 8 mm. 



Hab. — ^akuru, British East Africa (Robin Kemp). 



LiMicoLAKiA Xyiroensis, n.sp. 



Shell cylindrically fusiform, with obtuse apex, dark yellowish 

 flesh-colour, stained and painted on the later whorls with broad, 

 flame-like, transverse bands of blackish purple ; whorls 6J, slightly 

 convex, rather rapidly increasing, somewhat coarsely decussately 

 sculptured, except on the lower half of the last whorl, where, but 



for coarse, transverse, closely set growth-lines, the surface is smooth ; 

 suture impressed, narrowly margined with cream-colour below; 

 umbilicus narrow, deep, half concealed by the outward expansion 

 and reflection of the columella ; columella livid, descending in a very 

 slight curve, labrum simple, acute ; aperture rather squarely inversely 

 auriform ; interior of shell blue, edged with a band of dark purple 

 about three millimetres broad behind the labrum. Alt. 49-5, diam. 

 22-75 mm.; aperture, alt. 21, diam. 11 mm. 



