EXPLANATION OF PLATES. 



Feontispiece. 

 lanthina and float. 



Fig. 1. Rissoa parva. 



2. Barleeia rubra. 



3. Jeffreysia diaphana. 



Fig. 1. Turritella terehra. 



2. Trtmcatella tnmcatula. 



3. Scalaria coriimunis. 



Plate I. 



Fig. 4. Skenea planorhis. 



5. Homalogyra atoimis. 



6. C(BCuni trachea. 



Plate II. 



Fig- 



4. Aclis supranitida. 



5. Odostomia spiralis. 



Fig. 1. lanthina rotundata. 



2. Stilifer Turtoni. 



3. Eulima polita. 



4. Natica catena. 



Plate HI. 



Fig. 5. Adeorbis subcarinatns. 



6. Lamellaria perspicua. 



7. Vehitina Icevigata. 



PRINTED BY TAYLOR AND FRANCIS, RED LION COURT, FLEET STREET. 



