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F.  Ennik, ?Apocephalus borealis Brues parasitic upon Vespula spp. (Diptera: Phoridae, Hymenoptera: Vespidae)?, Pan-Pacific Ent., vol. 49, pp. 403-404., 1973.

J.  Alcock, ?The mating behavior of Empis barbatoides Melander and Empis poplitea Loew (Diptera: Empididae)?, Journal of Natural History, vol. 7, pp. 411-420, 1973.

S. L.  Campos and Pena, G. L. E., ?Los insectos de isla de Pascua (Resultados de une prospeccion entomologica)?, Revista chilena de entomología, vol. 7, pp. 217-229, 1973.

K. J.  Capelle and Whitworth, T. L., ?The distribution and avian hosts of Carnus hemapterus (Diptera: Milichiidae) in North America?, Journal of Medical Entomology, vol. 10, pp. 525-526, 1973.

J.  Doskocil, ?Die Zweiflügler (Diptera, Acalyptrata) der Pancice-Wiese, Krkonose Gebirge?, Opera corcontica, vol. 10, pp. 211-224, 1973.

G. L.  Fowler, ?Some aspects of the reproductive biology of Drosophila: sperm transfer, sperm storage and sperm utilization?, Advances in genetics, vol. 17, pp. 293-360, 1973.

F.  Gregor, ?Two new species of the genus Meoneura Rondani from Czechoslovakia?, Acta entomologica Bohemoslovaca, vol. 70, pp. 137-141, 1973.

U.  Groth and Reissmüller, H., ?Beziehungen synanthroper Fliegen zu Kleintierleichen. 1. Teil: Methodik, Vor- und Hauptversuche?, Angewandte Parasitologie, vol. 14, pp. 83-100, 1973.

D. E.  Hardy, ?Note: Desmometopa inaurata?, Proceedings of the Hawaiian Entomological Society, vol. 21, p. 160, 1973.

W.  Hennig, Diptera (Zweiflügler), vol. 4(2), 2/31. Berlin: Walter de Gruyter, 1973, pp. 1-337.

L.  Nabaglo, ?Participation of invertebrates in decomposition of rodent carcasses in forest ecosystems?, Ekologia polska, vol. 21(18), pp. 1-19, 1973.

M. H.  Robinson and Robinson, B., ?The ecology and behaviour of the giant wood spider Nephila maculata (Fabricius) in New Guinea?, Smithsonian Contributions to Zoology, vol. 149, pp. 1-76, 1973.

C. W.  Sabrosky, Family Milichiidae, vol. 75. Sao Paulo, Brazil: Museu de Zoologia, Universidade de Sao Paulo, 1973, p. 12 pp.

C. W.  Sabrosky, ?Madiza Fallén, 1810 (Diptera, Milichiidae): Proposed designation of type-species, under the plenary powers Z. N. (S.) 2040?, Bulletin of zoological nomenclature, vol. 30, pp. 126-128, 1973.