42 
Pholas crispata. 
Pholas Candida. 
Mya truncata. 
Mya arenaria. 
Psammobia ferroensis. 
Donax anatinus. 
Tellina solidula. 
Mactra solida. 
Lutraria elliptica. 
Cytherea chione. 
Venus striatula. 
Artemis lincta. 
Cyprina islandica. 
Astarte elliptica. 
Astarte arctica. 
Cardium echinatum. 
Cardium aculeatum (?) 
Cardium rusticum. 
Cardium edule. 
Cardium Norvegicum. 
Mytilus edulis. 
Modiola modiolus. 
Nucula sp. 
Area lactea. 
Pectunculus sp. 
Pecten opercularis. 
Ostrea edulis. 
Patella vulgata. 
Dentalium entale. 
Dentalium Tarentinum. 
Trochus cinerarius. 
Littorina littorea. 
Littorina rudis. 
Littorina littoralis. 
Turritella communis. 
Aporrhais pes pelicani. 
Natica nitida. 
Natica monilifera. 
Murex erinaceus. 
Purpura lapillus. 
Nassa reticulata. 
Nassa incrassata. 
Buccinum undatum. 
Fusus gracilis. 
Fusus antiquus. 
Trophon clatliratum. 
Mangelia turricula. 
Mangelia rufa. 
Mangelia nebula. 
Cyprsea Europsea. 
Total, 50 species. 
Mr. Darbishire compared this list with those of the Moel 
Tryfaen drift (Caernarvon), and the Kelsey Hill (Hull) 
fossils, and with several lists of recent faunas of the British 
