18 



THE CRAG 



Littorina littorea, Linn. sp. 



subopcrta, Sow. 

 Lottia parvula, Grai/. 

 virginea, Gray. 

 Macromphalus reticulatus, Wood. 

 Marsenia depressa. Wood. 

 Murex alveolatus, Sow. 

 erinaceus, Mont. 

 tortuosus, Sovj. 

 Nassa conglobata, BroccJii, sp. 

 elegans, Sow. 

 granulata, Soio. 

 incrassata, Flem. 

 labiosa, Sow. sp. 

 propinqua, Sow. 

 reticosa, Sow. 

 rugosa, Sow. 

 Katica catena, Wood. 



cateuoides, Wood. 

 cirrifonnis, Sow. 

 clausa, Gray. 

 helicoides, Johnst. 

 hemiclausa. Sow. 

 patula, Sow. 

 Odostomia plicata, Fletn. 



pupa, Dubois, sp. 

 Ovula Leathesii, Sow. 

 Patella vidgata, Linn. 

 Pliasianema sulcata. Wood. 

 Pleurotoma intorta, Brocch. 

 linearis, 3Iont. sp. 

 mitrula. Sow. 

 Purpura incrassata, Soto. 

 lapillus. Lam. 

 tetragona, Sow. 



Ptekopoda. 

 Csecum glabrum, Mont. sp. Cajcura trachea, Flem. 



mammUIum, Wood. Cleodora infundibulum, Wood. 



Pyrula reticulata, Lam. 

 Riugicula buccinea, Desk. 

 ventricosa. Sow. 

 Rissoa reticulata, Mont. 

 semicostata, Mont. 

 striata, Mont. 

 subumbilicata, Mont. 

 Zetlandica, Mont. 

 Scalaria clathratula, Flem. 

 foliacea, Sow. 

 frondosa. Sow. 

 similis. Sow. 

 Scissurella crispata, Flem. sp. 

 Solariella maculata. Wood. 

 Tornatella tomatilis, ii^w. sp. 

 Trichotropis borealis, Brod. 

 Trivia avellana. Sow. 

 Europsea, Gray. 

 retusa. Sow. 

 Trochus laevigatus, Sow. 

 littoralis. Brown. 

 Montacuti. auct. 

 pseudo-zizipMnus, Schl. 

 tumidus, Mont. 

 Tiu-bo sphseroidea. Wood, 

 Tui-bonilla acicula, Phil. 



elegantissima, Mont. 

 rufa, Phil. 

 Turritella bicincta. Wood. 

 incrassata. Sow. 

 terebra. Lam. 

 Velutina elongata, Forles. 



laevigata, Flem. 

 Voluta Lamberti, Sow. 



