Holarctic butterflies of the subtribe Polyommatina (Lepidoptera: Lycaenidae) and their genitalia

Description:

Covers 308 species of the subtribe Polyommatina. Colour plates present set specimens from collections, including many type specimens and rare species. The text includes information for each taxon: by whom, when and where it was described, type locality, distribution and taxonomic notes. The structure of the genitalia of both males and females is described in detail, differences from closely related species are discussed. The genitalia drawings are enlarged to allow important details of the structure to be clearly distinguished.