Pachynematus caucasicus, Blank, Stephan M., Taeger, Andreas, Liston, Andrew D., Smith, David R., Rasnitsyn, Alexandr P., Shinohara, Akihiko, Heidemaa, Mikk & Viitasaari, Matti, 2009

Blank, Stephan M., Taeger, Andreas, Liston, Andrew D., Smith, David R., Rasnitsyn, Alexandr P., Shinohara, Akihiko, Heidemaa, Mikk & Viitasaari, Matti, 2009, Studies toward a World Catalog of Symphyta (Hymenoptera)., Zootaxa 2254, pp. 1-96 : 45

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