Qiiaiietiy Journal of Conchology, 327 



IMactra solida, Z. In sand, Hcrm, and dredged off Guernsey; 

 common. 



Mactra glauca, Born. In pure sand, Herm, at extremely low 

 tide; very rare and diflkuh to obtain. 



Lutraria elliptica, Lam., Herm, in muddy sand. 



LuTRARiA OBLONGA, CJicni. With the last. 



SoLECURTUS CANDiDUS, Een. One specimen only, at Herm. 



SoLEN siLiQUA, L. Common in sand and sandy mud on all 

 the coasts. 



Pandora in.^equivalvis, Z. L'ancresse Bay only; not common. 



CocHLODESMA PR.-ETENUE, Pult. Dead but perfect specimens, 

 at Herm. 



Saxicava rugosa, Z. At the roots of Laminaria; thrown up 

 at L'ancresse Bay. 



Chiton fascicularis, Z. Deep water off Guernsey; only one 

 or two specimens. 



Chiton discrepans. Brown. Under large stones at all parts of 

 the coast, sometimes very large and finely marked. 



Chiton cancellatus, G. B. Sowerby. \\\\.\\ C. cinereus, but 

 much less common. 



Chiton cinereus, Z. Very common at low-water mark, and on 

 a shelly bottom off Guernsey. 



Chiton marginatus, Penn. Fairly abundant everywhere. 



Chiton l.evis, AIo>if. One specimen only, Herm. 



Patella vulgata, Z. E.xceedingly abundant everywhere; at 

 Herm, very large and strong. 



Var. ELEVATA. Sark. 



Vai'. PICTA. Sark and Guernsey; not common. 



