The North American Ichneumon-flies of the tribes Labenini, Rhyssini, Xoridini, Odontomerini, and Phytodietini.

Sievert Rohwer

Published in Proceedings of the United States National Museum, Washington D. C., in 1921, in volume 57, issue 2317, pages 405-474

Date published:1921

BHL: 7706159
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