The carpenter bees of California (Hymenoptera: Apoidea).

A monograph on fossil bees (Hymenoptera, Apoidea) /
by: Zeuner, Frederick Everard, 1905-1963
Published: (1976)

The bee genera of North and Central America (Hymenoptera:Apoidea) /
by: Michener, Charles D. (Charles Duncan), 1918-2015
Published: (1994)

The principal Larrea bees of the southwestern United States (Hymenoptera, Apoidea) /
by: Hurd, Paul D. (Paul David), 1921-1982
Published: (1975)

Principal sunflower bees of North America with emphasis on the Southwestern United States (Hymenoptera, Apoidea) /
by: Hurd, Paul D. (Paul David), 1921-1982
Published: (1980)

The cephid stem borers of California (Hymenoptera: Cephidae) /
by: Middlekauff, Woodrow W., 1913-2013
Published: (1969)

The siricid wood wasps of California (Hymenoptera: Symphyta) /
by: Middlekauff, Woodrow W., 1913-2013
Published: (1960)

California wasps of the subfamily Philanthinae (Hymenoptera:Sphecidae /
by: Bohart, R. M. (Richard Mitchell), 1913-2007
Published: (1975)

A catalog and review of immature Apoidea (Hymenoptera) /
by: McGinley, Ronald J.
Published: (1989)

California wasps of the genus Oxybelus (Hymenoptera: Sphecidae, Crabroninae) /
by: Bohart, R. M. (Richard Mitchell), 1913-2007
Published: (1957)

The North American bees of the genus Osmia (Hymenoptera: Apoidea) /
by: Sandhouse, Grace Adelbert
Published: (1939)

An annotated catalog of the carpenter bees (genus Xylocopa Latreille) of the Western Hemisphere (Hymenoptera: Anthophoridae) /
by: Hurd, Paul D. (Paul David), 1921-1982
Published: (1978)

Ecology of the squash and gourd bee, Peponapis pruinosa, on cultivated cucurbits in California (Hymenoptera: Apoidea) /
by: Hurd, Paul D. (Paul David), 1921-1982
Published: (1974)

Carpenter bees /
by: Troxclair, Noel N.
Published: (2001)

Carpenter bees /
by: Hamman, Philip J.
Published: (1981)

Phylogenetic relationships and classification of the major lineages of Apoidea (Hymenoptera) : with emphasis on the crabronid wasps /
by: Melo, Gabriel A. R.
Published: (1999)

The Bibionidae of California.
by: Hardy, D. Elmo
Published: (1961)

The blowflies of California (Diptera: Calliphoridae).
by: James, Maurice T. (Maurice Theodore), 1905-1982
Published: (1955)

The earwigs of California (order Dermaptera) /
by: Langston, Robert Lee
Published: (1975)

The Semiaquatic and aquatic Hemiptera of California (Heteroptera : Hemiptera) /
Published: (1979)

California insects /
by: Powell, Jerry A.
Published: (1979)

The thrips of California.
by: Bailey, Stanley F. (Stanley Fuller), 1906-
Published: (1957)

The ticks of California (Acari:Ixodida) /
by: Furman, Deane Philip, 1915-
Published: (1984)

The Micropezidae of California (Diptera) /
by: Merritt, Richard W.
Published: (1973)

The stoneflies (Plecoptera) of California.
by: Jewett, Stanley Gordon, 1916-
Published: (1960)

The Muscidae of California : exclusive of subfamilies Muscinae and Stomoxyinae /
by: Huckett, Hugh C.
Published: (1975)

The social wasps of California (Vespinae, Polistinae, Polybiinae) /
by: Bohart, R. M. (Richard Mitchell), 1913-2007
Published: (1957)

The ciid beetles of California (Coleoptera: Ciidae) /
by: Lawrence, John F. (John Francis), 1934-
Published: (1974)

The conopid flies of California (Diptera) /
by: Camras, Sidney
Published: (1957)

The cicadas of California; Homoptera: Cicadidae.
by: Simons, John Norton, 1926-
Published: (1954)

The typical muscid flies of California (Diptera: Muscidae, Muscinae) /
by: Eldridge, Bruce F.
Published: (1957)

Entomology of the California Channel Islands : proceedings of the first symposium /
Published: (1985)

The gall midges of California; Diptera: Itonididae (Cecidomyiidae).
by: Pritchard, A. Earl (Arthur Earl), 1915-1965
Published: (1953)

The marsh flies of California : (Diptera, Sciomyzidae) /
by: Fisher, T. W.
Published: (1983)

Adult and immature Tabanidae (Diptera) of California /
by: Middlekauff, Woodrow W., 1913-2013
Published: (1980)

A classification of the squash and gourd bees Peponapis and Xenoglossa (Hymenoptera: Apoidea) /
by: Hurd, Paul D. (Paul David), 1921-1982
Published: (1970)

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