Hymenoptera

Hymenoptera is a large order of insects, comprising the sawflies, wasps, bees, and ants. Over 150,000 living species of Hymenoptera have been described, in addition to over 2,000 extinct ones.

About/Subject 12

	Synopsis of Nearctic Ichneumoninae Stenopneusticae with Reference to the Northeastern Region (Hymenoptera). Part I. Introduction, Key to Nearctic Genera of Ichneumoninae Stenopneusticae, and Synopsis of the Protichneumonini North of Mexico	Monograph
	Synopsis of Nearctic Ichneumoninae Stenopneusticae with Reference to the Northeastern Region (Hymenoptera). Part II: Synopsis of the Ichneumonini: Genera Orgichneumon, Cratichneumon, Homotherus, Aculichneumon, Spilichneumon.	Monograph
	Synopsis of Nearctic Ichneumoninae Stenopneusticae with Reference to the Northeastern Region (Hymenoptera). Part III. Synopsis of the Ichneumonini: Genera Ichneumon and Thyrateles	Monograph
	Synopsis of Nearctic Ichneumoninae Stenopneusticae with Reference to the Northeastern Region (Hymenoptera). Part IV: Synopsis of the Ichneumonini: Genera Chasmias, Neamblymorpha, Anisopygus, Limerodops, Eupalamus, Tricholabus, Pseudamblyteles, Eutanyacra, Ctenichneumon, Exephanes, Ectopimorpha, Pseudoamblyteles	Monograph
	A Revision of the Mexican and Central American Spider Wasps of the Subfamily Pompilinae (Hymenoptera: Pompilidae)	Monograph
	The Genera Of Ichneumonidae, Part I: Ephialtinae to Agriotypinae	Monograph
	Diapriidae (Diapriinae) Hymenoptera, Proctotrupoidea	Monograph
	Hymenoptera of the World: An Identification Guide to Families	Monograph
	Annotated Keys to the Genera of Nearctic Chalcidoidea (Hymenoptera)	Monograph
	The Bees of the World	Hardback
	Bee-Sieged, Bees in Warfare	Paperback
	Guide to the Siricid Woodwasps of North America	Monograph

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