354 J. GWYN JEFFREYS ON THE OCCUEEENCE OF MARINE 



T. geograpliicus, Ch. (" puUastra," Mont.). 

 Tellina baltbica, L. 

 T. calcaria, Ch. (" proxima," Brown). 

 Donax vittatus, Da C. (" anatinus," LamarclS). 

 Mactra soli da, L. ; and var. " elliptic a," Brown. 

 M. mhtruncata. Da C. 

 Corhida gibha, Oliyi ("'nucleus," Lam.) 

 Mya truncata, L. 

 Saxicava norregica, S]p. 

 S. rugosa. L. 

 27 species and 2 varieties. 



SOLENOCONCIIIA. 



Dentalium entalis, i. 



D. striolatum, Stlmpson ("abyssorum," M. Sar^). 



Gastropoda. 



Patella vulgata, L. 



Fismrclla grcsca, L. ("reticulata," Da C). 

 Trochus magus, L. 

 Lacuna diyaricata, Fahricius. 

 Littorina obtusata, L. 

 L. rudis, Maton. 

 L. litorea, L. 

 Turritella terebra, L. 



Natica affinis, G-melin ("clausa," Brodcri]) a:id 8oivcrhy\ 

 Trichotropis borealis. Brad, and Sov:. 

 Aioorrhais ]jcs-pclecani, L. 

 Purpura lapillus, L. 

 Buccinum undatum, L. 

 Murex erinaceus, L. 

 TropJion harvicensis, Johnston. 

 T. clathratus, L. ; and var, truncata. 

 T. latericeus, Fahr. 

 Pusus antiquus, L. 

 F. gracilis, Da C. 

 Nassa reticulata. L. 

 N. incrassata, Miill. 

 Pleurotoma nebula, Mont. 

 P. rufa, Mont. 

 P. pyramidalis, Strom. 

 P. turricula, Mont. 

 CyprcBa eurojpcea, JMont. 

 28 species, and 1 variety. 



CRUSTACEA. 



CiRRirEDIA. 



Balanus Hameri, Ascanius. 

 B. crenatus, Bruguiere. 



ANNULOSA. 



Annelida. 

 Serpula triquetra, L. 



PEOTOZOA. 



Sponcia. 

 Cliona, 2 species. 

 Total 60 species, and 3 varieties. 



