lo6 WARREN : MARINE MOLLUSCA OF KILLALA BAY, IRELAND. 



Lamellaria perspicua (L.). Common in shell-sand, Bartra 



and Enniscrone. 

 Velutina laevigata (Penn.). Bartra. 

 Aporrhais pes-pelecani (L.). 

 Cerithium reticulatum (DaCost.). 



C. perversum (L.). 



Cerithiopsis tubercularis (Mont.). Rather common in the 

 debris amongst the rocks, Carrahubbuck. Var. nana also 

 occurs. 



Purpura lapillus (L.). 



Buccinum undatum L. 



Murex erinaceus L. 



Fusus antiquus (L.). 



F. gracilis (DaCost.). 



Nassa reticulata (L.). 



N. incrassata (Strom). 



N. pygmaea (Lam.). 



Defrancia linearis (Mont.). Common at Carrahubbuck. 



D. leufroyi (Mich.). Mr. Marshall has this species from this 



locality. 

 D. purpurea (Mont). A few specimens, living, at low water, 



Carrahubbuck. 

 Pleurotoma costata (Don.). Carrahubbuck. 

 P. rufa (Mont.). Bartra and Carrahubbuck. 

 Marginella laevis (Don.). Rare on this coast. 

 Cypraea europaea Mont. 

 Cylichna cylindracea (Penn.). 

 C. umbilicata (Mont.). 

 Utriculus truncatulus (Brug.). 

 U. obtusus (Mont.). Occasionally. 



U. expansus Jeff. Mr. Marshall has this shell from Bartra. 

 U. hyalinus (Turt.). Very fine specimens in shell-sand from 



Bartra. 

 Actseon tornatilis (L.). 



J.C., vii., Oct., 1S92. 



