130 UNIVALVES. — HELIX. 



Kambeul — Kamheul. Dextra — Yellow. 



Pileus — Red Sf yellow -strip' d. Stagnorum — Barley-corn, 



Trifasciata — Three-banded. *Obscura — Small-brown. 



Bontia — Br own- mouth' d. Lackhamensis — Lackham's. 



Labiosa — Lipped, Detrita — Smooth-rayed, 



Otaheitana — Otaheite. Guadaloupensis — Guadaloupe. 



Laeva — Party-colour' d. *Substriata — Substriated. 



Family 2. — Imperforate. 

 Recta — Straight. Aspera — Rough- striated, [cat. 



Interrupta — Tessellated. *Sub-cylindrica — Sub-cylindri- 



Papyracea — Fragile. Te\\3i~S})iall-red- brown. 



Arenaria — Minute-sand. Pupa — Little. 



Barbara — Barbary. 



Division V. — Shell ovate-oblong, with the whirls 



TRANSVERSELY KEELED AND CORONATED. 



Amarula — Mitre. 

 Division VI. — Shell subglobular, ventricose, umbili- 



CATED, and aperture OVATE-OBLONG. 



AmpuUacea — Smooth-girdled. Glauca — Greyish-brown. 

 Urceus — Cocoa-nut. *Lacuna — Gutter-lipfhd. 



Division VII. — Shell with the v.hirls longitudinally 

 angulated on both sides. 



Scarabasus — Cockchafer. Afra — African. 



Division VIII. — Shell umbilicated, roundish, obtuse, 



diaphanous, brittle, and aperture 



sub-triangular. 



lanthina — Violet. Globosa — Globose. 



DivisioN-IX. — Shell conical, obtuse, distorted, the 

 side opposite the aperture gibbous, 



APERTURE compressed. 



Lyonetiana — Lyonefs 



