ACEPHALA. LAMELLIBRANCHIATA. 15 



80. P. varius, Mont. p. 146. 

 O. varia, Linn. Don. 



Cork and Bantry. 



81. Limafragilis, Mont. Found in Haddock and Gurnards, Cork 



Div. DIMYARIA. 

 Fam. Arcadce. 



82. Area Note, Linn. One specimen taken in Cork Harbour. 



83. Arcafusca, Mont. 



A. tetragona of Anthors. 

 Found by Dr. Armstrong at Bantry. 



84. Pectunculus pilosus, Linn. 

 P. decussatus, Turton. 



One specimen found in Cork Harbour. 



85. Nucula margaritacea. 

 Area nucleus, Linn. 



Cork and Bantry. 



Fam. Mytilidce. 



86. Mytilus edulis, Linn. 



M. incurvatus, Turt. Linn. 

 Very common in Cork Harbour. 



87. Modiola vulgaris. 



Mytilus modiola, Penn. Mont. 163. 

 Modiola papuana, Lam. 

 Common in Cork Harbour. 



88. Modiola discrepans. 

 Mytilus discrepans, Mont. 



Cork Harbour, East Fern'. 



89. Modiola marmoratus, Forbes. 

 Mytilus discors, Mont. 



Cork Harbour, East Ferry. 



90. Pinna fragilis, Turt. Brit. Biv. Taken outside Cork and 

 Kinsale Harbours. 



91. Pinna pectinata, Turt. Brit. Biv. Taken in Cork Harbour. 



92. Pinna papyracea, Turt. Brit. Biv. Taken in Cork Harbour. 



93. Pinna inyens, Turt. Brit. Biv. Taken in Cork Harbour. 



Fam. Camacadce. 



94. Isocardia cor, Sowerby Rec. and Fos. shells. 

 Chama cor, Linn. Mont. 



A single valve taken in Cork Harbour living shells at Berehaven 



Fam. Conchaccce. 



95. Cardium echinatum, Linn. Mont. Cork and Bantry. 



96. Cardium exiguum, Mont. Cork Harbour, not rare. 

 9*. Cardium edule, Linn. 



var. fasciatum, Mont. 

 Cork Harbour. 



