Published August 2, 2021 | Version v1
Journal article Open

Review of the Nordic Gymnocheta Robineau-Desvoidy (Diptera, Tachinidae) with report of two species new to Europe

  • 1. University of Eastern Finland, Joensuu, Finland
  • 2. Unaffiliated, Uppsala, Sweden

Description

The genus Gymnocheta Robineau-Desvoidy, 1830 (Diptera, Tachinidae) has until now been represented by two species in Europe, G. viridis (Fallén, 1810) and G. magna Zimin, 1958. Two species are newly recorded from Finland and Sweden, Gymnocheta lucida Zimin, 1958 and G. zhelochovtsevi Zimin, 1958, both previously known only from the Russian Far East and Japan. These four European species are redescribed and illustrated, including the first description of the female of G. zhelochovtsevi. A key is provided to seven of the eight described species of Palaearctic Gymnocheta. The holotype of G. viridis was examined and found to differ from the present concept of the species, instead matching the concept of the more recently described G. magna. In the interests of nomenclatural stability, the two names are maintained in their current usage pending a request to the International Commission on Zoological Nomenclature to replace the current holotype of G. viridis with a neotype that corresponds to the long-established concept of that species.

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