Krombein, Karl V. 1972. "Miscellaneous Prey Records of Solitary Wasps, VI. Notes on Some Species from Greece (Hymenoptera: Aculeata)." Proceedings of the Entomological Society of Washington, 74, (4) 383–385.
Krombein, Karl V. 1973. "Notes on North American Stigmus Panzer (Hymenoptera, Sphecoidea)." Proceedings of the Biological Society of Washington, 86-num-18) 211–230.
Krombein, Karl V. 1973. "A New Campsomeriella from New Ireland (Hymenoptera: Scoliidae)." Proceedings of the Entomological Society of Washington, 75, (3) 373.
Krombein, Karl V., Mello, J. F., and Crockett, J. J. 1974. "The North American Hymenoptera Catalog: A Pioneering Effort in Computerized Publication." Bulletin of the Entomological Society of America, 20, (1) 24–29.
Krombein, Karl V. 1974. "Systematic and Distributional Notes on Melanesian Cerceris (Hymenoptera: Sphecidae)." Proceedings of the Entomological Society of Washington, 75, (3) 464–467.
Krombein, Karl V. 1974. "Supplement to a List of the Wasps of Gebel 'Uweinat, Libyan Desert (Hymenoptera, Aculeata)." Revue de Zoologie Africaine, 88, (2) 450–452.
Krombein, Karl V. 1975. "Comment on the Proposed Suppression of Euplilis Risso, 1826 in Favour of Rhopalum Stephens, 1829, Z. N. (S.) 2056." The Bulletin of Zoological Nomenclature, 32, (2) 97.
Additional Comment on Z. N. (S.) 2056, Euplilis Risso, 1826 (Hymenoptera: Sphecidae): Proposed Suppression under the Plenary Powers in Favor of Rhopalum Stephens, 1829
Krombein, Karl V. 1976. "Additional Comment on Z. N. (S.) 2056, Euplilis Risso, 1826 (Hymenoptera: Sphecidae): Proposed Suppression under the Plenary Powers in Favor of Rhopalum Stephens, 1829." The Bulletin of Zoological Nomenclature, 32, (4) 205–207.
Krombein, Karl V. 1976. "Synonymical Notes on Two Paleartic Subgenera of Myrmosa Latreille (Hymenoptera, Mutillidae)." Polski Pismo Entomogiczne, 46 257–260.
Krombein, Karl V. and Evans, H. E. 1976. "Three New Neotropical Pterombrus with Description of the Diapausing Larva (Hymenoptera: Tiphiidae)." Proceedings of the Entomological Society of Washington, 78, (3) 361–368.
Krombein, Karl V. 1976. "Lectotype Designations for Three New World Liris with Taxonomic Notes (Hymenoptera: Larridae)." Proceedings of the Entomological Society of Washington, 78, (3) 333–335.
Krombein, Karl V. 1978. "Biosystematic Studies of Ceylonese Wasps, III. Life History, Nests and Associates of Paraleptomenes mephitis (Cameron) (Hymenoptera: Eumenidae)." Journal of the Kansas Entomological Society, 51, (4) 721–734.
Krombein, Karl V. 1979. "Biosystematic Studies of Ceylonese Wasps, VI: Notes on the Sclerogibbidae with Descriptions of Two New Species (Hymenoptera: Chrysidoidea)." Proceedings of the Entomological Society of Washington, 81, (3) 465–474.
Krombein, Karl V. 1979. "Studies in the Tiphiidae, XII. A New Genus of Methochinae with Notes on the Subgenera of Methocha Latreille (Hymenoptera, Aculeata)." Proceedings of the Entomological Society of Washington, 81, (3) 424–434.
Krombein, Karl V., Hurd, Paul D., Jr., and Smith, David R. 1979. "Catalog of Hymenoptera in America North of Mexico." Smithsonian Institution Press, Washington, 3 v–xxx.
Krombein, Karl V., Hurd, Paul D., Jr., Burks, B. D., and Smith, David R. 1979. "Catalog of Hymenoptera in America North of Mexico." Smithsonian Institution Press, Washington, 1 v–xvi.
