RANELLA. 87 



RANELLA. 



Oval or oblong, sub-depressed, channelled at the 

 base ; two rows of external varices ; aperture 

 rounded or sub-oval; varices straight or oblique^ 

 situated at the distance of half a whorl from 

 each other, and forming a longitudinal row on 

 each side of the shell; they are sometimes smooth, 

 sometimes tubercular or spinous. 



R. CRUMENA. Ovate -acute, with remote 

 transverse spinous belts, and granulated striae ; 

 spines short; v^hitish, greyish, or pale brown, 

 mottled with a darker colour ; mouth white ; lip 

 with a channel above. 2\. W. 25. 21. 



R. spiNOSA. Strongly resembles the last^, 

 but is of a yellower tinge, with longer spines, 

 and the granular striae becoming obliterated 

 towards the centre of the body -whorl. W. 

 25. 22. 



R. GRANULiFERA. Oblong, ovatc - conic, 

 roughish, with numerous rows of granulated striae, 

 yellowish white or rufous, banded with white ; 

 granules sub-acute ; columella furrowed ; margin 

 of the lip dentated. If. E. 414. 4. 



R. RANiNA. Ovate-acute^ with numerous tu- 

 berculated belts and minute longitudinal striae ; 

 whitish, with chestnut zones ; tail short ; mouth 



