Aberrational and Subspecific Forms of British Lepidoptera. Volumes 1-12 and 1 Addenda Volume [typescript]; v.10=Geometridae Pt.1

This highly comprehensive work explores the world of British Lepidoptera and delves into the aberrational and subspecific forms that exist within the species. The 12 volumes, plus addenda, provide a wealth of knowledge for amateur and professional entomologists alike.

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