Descriptions of some Indo-Australian Psenulus and revision of the group of Psenulus pulcherrimus (Bingham) (Hymenoptera, Sphecidae, Psenini)
Lith, J P V
Article
1969
Tijdschrift voor entomologie
112
197--212
BioStor
Dutch
[Amsterdam], Nederlandse Entomologische Vereniging,
BioStor: https://biostor.org/reference/49820
In copyright. Digitized with the permission of the rights holder.
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http://creativecommons.org/licenses/by-nc-sa/3.0/
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