1-10 of 10 Books

A monograph of the North American Proctotrypidae
By William Harris Ashmead
The genera of Diapriinae (Hymenoptera, Diapriidae) in the New World
The genera of Diapriinae (Hymenoptera, Diapriidae) in the New World
By Lubomir Masner
The types of Proctotrupoidea (Hymenoptera) in the United States National Museum
The types of Proctotrupoidea (Hymenoptera) in the United States National Museum
By Lubomir Masner
Sistematika i biologii︠a︡ paraziticheskikh pereponchatokrylykh nasekomykh--khalʹt︠s︡id i proktotrupid
Sistematika i biologii︠a︡ paraziticheskikh pereponchatokrylykh nasekomykh--khalʹt︠s︡id i proktotrupid
By E. S. Sugoni︠a︡ev

Serphidae (=Proctotrupidae) et Calliceratidae (=Ceraphronidae)
By J.-J Kieffer

A Monograph of the North American Proctotrypidæ
By William Harris Ashmead
A revision of the Serphidae (Hymenoptera)
A revision of the Serphidae (Hymenoptera)
By Henry Townes
Hymenoptera Heloridae et Proctotrupidae
Hymenoptera Heloridae et Proctotrupidae
By Hubert Pschorn-Walcher
A monograph of the North American Proctotrypidæ
A monograph of the North American Proctotrypidæ
By William Harris Ashmead