The taxonomy, distribution, and host preferences of Indo-Papuan parasitic wasps of the subfamily Ophioninae (Hymenoptera, Ichneumonidae) /

Classification of final-instar larvae of the Ichneumoninae (Hymenoptera: Ichneumonidae) /
by: Gillespie, David R.
Published: (1983)

The social wasps of the Americas excluding the Vespinae /
by: Richards, Owain Westmacott, 1901-1984
Published: (1978)

The ants (Hymenoptera, Formicidae) of western Texas /
by: Moody, J. V.
Published: (1982)

Review of North American Exomalopsis (Hymenoptera, Anthophoridae) /
by: Timberlake, P. H. (Philip Hunter), 1883-1981
Published: (1980)

A revision of the sawfly family Orussidae for North and Central America (Hymenoptera--Symphyta, Orussidae /
by: Middlekauff, Woodrow W., 1913-2013
Published: (1983)

Review of the Nearctic Alysiini (Hymenoptera, Braconidae) : with discussion of generic relationships within the tribe /
by: Wharton, Robert (Robert Alan)
Published: (1980)

A catalogue of world Ichneumonidae (Hymenoptera) /
by: Yu, Dicky S.
Published: (1997)

Wasps of the genus Trypoxylon subgenus Trypargilum in North America : Hymenoptera, Sphecidae /
by: Coville, Rollin E.
Published: (1981)

Aspilota-Wespen aus Niederösterreich, besonders solche der signifrons-Gruppe (Hymenoptera, Braconidae, Alysiinae) /
by: Fischer, Max, 1929-
Published: (1974)

Revisionary notes and keys to world genera of Scelionidae (Hymenoptera: Proctotrupoidea) /
by: Masner, Lubomir
Published: (1976)

Neotropic Mesochorinae (Hymenoptera, Ichneumonidae) /
by: Dasch, Clement E.
Published: (1974)

The systematics and taxonomy of final-instar larvae of the family Aphidiidae (Hymenoptera) /
by: Finlayson, Thelma
Published: (1990)

A handbook of the families of Nearctic Chalcidoidea (Hymenoptera) /
by: Grissell, Eric
Published: (1997)

Sphecid wasps of the world : a generic revision /
by: Bohart, R. M. (Richard Mitchell), 1913-2007
Published: (1976)

Bees of the new genus Ctenoceratina in Africa, South of the Sahara (Hymenoptera: Apoidea) /
by: Daly, Howell V.
Published: (1988)

Mutillidae, Myrmosidae /
by: Invrea, F. Fabio, 1812-1889
Published: (1964)

The North American species of Heterosarus Robertson (Hymenoptera, Apoidea) /
by: Timberlake, P. H. (Philip Hunter), 1883-1981
Published: (1975)

Revisionary notes on the subfamily Orgilinae (Hymenoptera, Braconidae) /
by: Achterberg, C. van
Published: (1987)

A revision of North American bees of the subgenus Cnemidandrena (Hymenoptera, Andrenidae) /
by: Donovan, B. J. (Barry James), 1941-
Published: (1977)

A revision of western Nearctic species of Torymus dalman (Hymenoptera, Torymidae) /
by: Grissell, Eric
Published: (1976)

Systematics and bionomics of Anthophora, the bomboides group and species groups of the New World (Hymenoptera, Apoidea, Anthophoridae) /
by: Brooks, Robert W.
Published: (1983)

Key to genera of Scelionidae of the Holarctic region, with descriptions of new genera and species (Hymenoptera: Proctotrupoidea) /
by: Masner, Lubomir
Published: (1980)

Biosystematic studies of Ceylonese wasps, V : a monograph of the Ampulicidae (Hymenoptera: Sphecoidea) /
by: Krombein, Karl V.
Published: (1979)

Keys to parasitic Hymenoptera (family Ichneumonidae) of the USSR and adjacent countries : (Paraziticheskie pereponchatokrylye sem. Ichneumonidae SSSR i sopredelnykh stran) /
by: Meĭer, Nikolaĭ Fedorovich, 1889-
Published: (1968)

Revision of the African Cicadellidae (subfamily Selenocephalinae) (Homoptera, Auchenorrhyncha) /
by: Linnavuori, Rauno
Published: (1983)

Biosystematic studies of Ceylonese wasps, II : a monograph of the Scoliidae (Hymenoptera: Scolioidea) /
by: Krombein, Karl V.
Published: (1978)

A revision of the world genera of Tryphoninae (Hymenoptera : Ichneumonidae) /
by: Bennett, Andrew M. R.
Published: (2015)

Biosystematic studies of Ceylonese wasps, XVII : a revision of Sri Lankan and South Indian Bembix Fabricius (Hymenoptera: Sphecoidea: Nyssonidae) /
by: Krombein, Karl V.
Published: (1987)

Biosystematic studies of Ceylonese wasps, XIX : natural history notes in several families (Hymenoptera:Eumenidae, Vespidae, Pompilidae, and Crabronidae) /
by: Krombein, Karl V.
Published: (1991)

Revision of the subfamily Helophorinae of the Nearctic Region (Coleoptera, Hydrophilidae) /
by: Smetana, Aleš
Published: (1985)

A catalogue and reclassification of the eastern Paleartic Ichneumonidae /
by: Townes, Henry
Published: (1965)

A revision of the subfamily Coelidiinae (Homoptera: Cicadellidae) /
by: Nielson, Mervin William
Published: (1977)

The Holarctic genera of Mymaridae (Hymenoptera: Chalcidoidea) /
by: Schauff, Michael E.
Published: (1984)

The Buprestidae (Coleoptera) of Fennoscandia and Denmark /
by: Bílý, Svatopluk
Published: (1982)

The Sphecidae (Hymenoptera) of Fennoscandia and Denmark /
by: Lomholdt, O.
Published: (1975)

Encyrtidae of Costa Rica (Hymenoptera:Chalcidoidea) /
by: Noyes, John S.
Published: (2000)