1906. _Spirillum periplaneticum_, nov. spec. Compt. Rend. Soc. Biol., Paris, vol. 61, p. 135. KÜSTER, H. A. 1902. Ueber den Durchgang von Bakterien durch den Insektendarm. Inauguraldissertation, Heidelberg. [From Jettmar, H. M., 1935.] 1903. Die Uebertragung bakterieller Infektionen durch Insekten. Centralbl. Bakt., Parasitol. u. Infekt., vol. 33, pp. 90-94. LAING, F. 1946. The cockroach, its life-history and how to deal with it. 5th ed. British Mus. (Nat. Hist.), Economic Ser., No. 12, 28 pp. LAIRD, M. 1951. Insects collected from aircraft arriving in New Zealand from abroad. Zool. Publ. Victoria Univ. Coll., No. 11, 30 pp. 1952. Insects collected from aircraft arriving in New Zealand during 1951. Journ. Aviation Med., vol. 23, pp. 280-285. 1956. Intestinal flagellates from some New Zealand insects. Trans. Roy. Soc. New Zealand, vol. 84, pp. 297-308. 1956a. Wartime collections of insects from aircraft at Whenuapai. New Zealand Journ. Sci. and Techn., B, Gen. Res. Sect., vol. 38, pp. 76-84. LAMBORN, W. A. 1940. Annual report of the medical entomologist for 1939. Ann. Med. Sanit. Rep. Nyasaland, 1939, pp. 26-31. LANDOWSKI, J. 1937. Influence of isolation and co-habitation on the development and growth of the larvae of _Periplaneta orientalis_ L. (In Polish.) Sprawoz. Towarz. Nauk. Warszaw., Cl. IV, vol. 30, pp. 190-203. [Translated by D. Kraus.] [German summary in Biol. Zentralbl., 1938, vol. 58, pp. 512-515.] LANKESTER, E. R. 1863. On our present knowledge of the Gregarinidae, with descriptions of three new species belonging to that class. Quart. Journ. Micr. Sci., n. s., vol. 3, pp. 83-96, 1 pl. 1865. The parasites of the cockroach. Intellectual Observer: Rev. Nat. Hist., Micros. Res. and Recreative Sci., London, vol. 6, pp. 337-343, 1 pl. LA RIVERS, I. 1949. Entomic nematode literature from 1926 to 1946, exclusive of medical and veterinary titles. Wasmann Coll., vol. 7, pp. 177-206. LAURENTIAUX, D. 1951. La problème des blattes Paléozoïques à ovipositeur externe. Ann. de Paléontol., vol. 37, pp. 185-196, 2 pls. LAVAGNE, H. 1914. Note rectificative sur les moeurs de _Zeuxevania splendidula_ Costa (Hym. Evaniidae). Bull. Soc. Ent. France, 1914, pp. 362-363. LAVERAN, A., and FRANCHINI, G. 1920. Contribution à l'étude des flagelles des culicides, des muscides, des phlébotomes et de la blatte orientale. Bull. Soc. Path. Exot., Paris, vol. 13, pp. 138-147. 1920a. _Herpetomonas_ et _Spirochaeta_ de la blatte orientale. Bull. Soc. Path. Exot., Paris, vol. 13, pp. 331-333. LAWRENCE, G. H. M. 1951. Taxonomy of vascular plants. 2d printing, 1955. 823 pp. New York. LAWSON, F.