VERRALL GH   1901/1969

Platypezidae, Pipunculidae and Syrphidae of Great Britain. British Flies Vol. VIII

691 S. + 121 S. Anhang incl. Catalogue of the Platypezidae / Pipunculidae / Syrphidae of the European District (1900), 458 SW Abb., Reprint, Leinen, Goldprägung.