TY  - BOOK
AU  - Cloudsley-Thomson, J.L.
ED  - Sankey, John 
TI  - Land invertebrates : a guide to British worms, Molluscs and Arthropods (excluding insects)
U1  - 592 
PY  - 1961///[reprinted 1968]
CY  - London
PB  - Metheun
ER  -