On the identity of Casmaria species with descriptions of two new species

Freshwater snails of Britain and Ireland

Rowson, B.; Powell, H.; Willing, M.; Dobson, M.; Shaw, H.

Price £19.50

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Nudibranchs Encyclopedia: Catalogue of Asia / Indo Pacific Sea Slugs

Coleman, N.; Cobb, G.; Mullins, D.

Price £44.99

European non-marine molluscs, a guide for species identification

Welter-Schultes, F.

Price £105.00

Slugs of Britain and Ireland

Rowson, B.; Turner, J.; Anderson, R.; Symondson, B.

Price £16.50

Freshwater Bivalves of Britain and Ireland

Killeen, I.; Aldridge, D.; Oliver, G.

Price £23.00

The Freshwater Gastropods of the West-Palaearctis. Identification Key, Anatomy,

Glöer, P.

Price £90.00