638 



Nordberg, Sven. 1936. Biologisch-okologische Untersuchungen iiber die 

 Vogelnidicolen. Acta zool. fenn., 21 : i — 168, 4 figs., 20 graphs. 



North, M. E. W. 1939. Field notes on certain raptorials and water-birds 

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O'Farrell, A. F., and P. M. Butler. 1948. Insects and mites associated 

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Olivier, A. G. 1792. Hippobosque, Hippohosca. (IN: Encyclopedic me- 

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Olivier, Ernest. 1904. Faune de I'Allier. Les Pulicides. Rev. sci. Bour- 

 bon., 1 7 : 48 — 56. 



— . 1905. Ibid. Insectes: Ordre des Dipteres, Sous-ordre des Pupipares. 

 Ibid., 18: 77—81. 



Olt, A. und A. Strose. 1914. Die Wildkrankheiten und ihre Bekampfung. 



J. Neumann, Neudamm, xvi -f- 633 pp., 179 Abb., 10 Farbtaf. 

 O'Mahony, Eugene. 1939. A preliminary list of Irish fleas. Ent. mon. 

 Mag., 75: 124 — 126. 



1939a. Notes on Irish Siphonaptera. — I. Ibid., 75: 253 — 254. 

 1939b. Birds' nest beetles. Irish Nat. J., 7(7 — 8) : 213 — 214. 



1940. Notes on Irish Siphonaptera. — II. Ent. mon. Mag., 76: 205. 

 1940a. Some Irish Coleoptera records. Ibid., 76: 180. 



1 941. Notes on Irish Siphonaptera. — III. Ibid., 77: 208. 

 1941a. Ibid., IV. Ibid., 77: 231. 



1942. Ibid. V. Ibid., 78: 199. 

 1944. Emergence of Stenepteryx hirundiiiis (L.) (Dipt., Hippo- 



boscidae). Ibid., 80: 295. 



. 1945. Phyllodrepa puberula Bernh. (Col.. Staphylinidae), a new 



Irish locality. Ibid., 81 : 47. 



1948. Some miscellaneous Siphonaptera. Ibid., 84: 89. 



1949. The fleas of the North Bull Island, Dublin Bay. Ibid., 85: 

 39—140- 



1949a. Two birds' nest beetles (Col., Scarabaeidae and Hister- 

 idae). Ibid., 85: 310. 



1950. Ectoparasites from Fair Isle. — 2. Ibid., 86: 71. 

 1950a. The Hippoboscidae (Diptera) of Ireland. J. Soc. Brit. Ent., 



3(4): 207—210. 

 O'Roke, E. C. 1932. Parasitism of the California valley quail by Hae- 



moproteus lophortyx, a protozoan blood parasite. Calif. Fish Game, 



18(2) : 223 — 238. 

 Osborn, Herbert. 1892. Note on the species of Acanthia. Canad. Ent., 



24(10) : 262 — 265. 



— . 1892a. Catalogue of the Hemiptera of Iowa. Proc. Iowa Acad. 

 Sci., year 1890 — 1891, i (2) : 120 — 131. 



— . 1896. Insects affecting domestic animals: an account of the species 

 of importance in North America, with mention of related forms 



