Biosystematic studies of Ceylonese wasps, II : a monograph of the Scoliidae (Hymenoptera: Scolioidea) /

by Krombein, Karl V.
Published 1978

Biosystematic studies of Ceylonese wasps, V : a monograph of the Ampulicidae (Hymenoptera: Sphecoidea) /

by Krombein, Karl V.
Published 1979

Catalog of hymenoptera in America north of Mexico /

Biosystematic studies of Ceylonese wasps, IX : a monograph of the Tiphiidae (Hymenoptera, Vespoidea) /

by Krombein, Karl V.
Published 1982

Biosystematic studies of Ceylonese wasps, XII : behavioral and life history notes on some Sphecidae (Hymenoptera: Sphecoidea) /

by Krombein, Karl V.
Published 1984

Biosystematic studies of Ceylonese wasps, XI : a monograph of the Amiseginae and Loboscelidiinae (Hymenoptera : Chrysididae) /

by Krombein, Karl V.
Published 1983

Biosystematic studies of Ceylonese wasps, XIII : a monograph of the Stizinae (Hymenoptera:Sphecoidea, Nyssonidae) /

by Krombein, Karl V.
Published 1984

Biosystematic studies of Ceylonese wasps, XIV : a revision of Carinostigmus Tsuneki (Hymenoptera: Sphecoidea: Pemphredonidae) /

by Krombein, Karl V.
Published 1984

Revision of North American Liris Fabricius (Hymenoptera:Sphecoidea, Larridae) /

by Krombein, Karl V.
Published 1984

Biosystematic studies of Ceylonese wasps, XVI : a revision of Gastrosericus Spinola (Hymenoptera: Sphecoidea: Larridae) /

by Krombein, Karl V.
Published 1986

Biosystematic studies of Ceylonese wasps, XV : a monograph of the Alyssoninae, Nyssoninae, and Gorytinae (Hymenoptera, Sphecoidea, Nyssonidae) /

by Krombein, Karl V.
Published 1985

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

Biosystematic studies of Ceylonese wasps, XX : a revision of Tachysphex Kohl, 1883, with notes on other oriental species (Hymenoptera:Sphecoidea:Larrinae) /

by Krombein, Karl V.
Published 1994

Biosystematic studies of Ceylonese wasps, VIII : a monograph of the Philanthidae (Hymenoptera : Sphecoidea) /

by Krombein, Karl V.
Published 1981

Life history notes on some Egyptian solitary wasps and bees and their associates (Hymenoptera: Aculeata) /

by Krombein, Karl V.

Life history notes on some Egyptian solitary wasps and bees and their associates (Hymenoptera: Aculeata) /

by Krombein, Karl V.
Published 1969