OOSTENBRINK, Dr. Ir M. Plantenziektenkundige Dienst, Landbouwhogeschool, Wageningen, 

 Netherlands. [Nematoda: soil & f-w. Tylenchida (Yes)] 



* van OOTSTROOM, Dr. S.J. Rijksherbarium Curator, Emmalaan 39, Oegstgeest, Netherlands. 



[Coleoptera] 



* OPHEIM, Mr. Magne. Frognerveien 58, Oslo, Norway. [Lepidoptera] 



* OPIK, A. Department of Paleontology, Bureau of Mineral Resources, 485 Bourne Street, 



Melbourne, C.I.Vict., Australia. [Fossils] 



* OPSAHL, James F. Winona State College, Winona, Minn., U.S.A. [Mammalia, Aves] 

 ORCES, V. , Prof. G. Escuela Politecnica Nacional, Apartado 2759, (3uito, Ecuador. [Rep- 



tilia: Teiidae & Elapidae of Ecuador (Yes); Pisces: Bunocephalidae, Doradidae, Lori- 



cariinae of Ecuador & Peru (No)] 

 ORCHARD, Mr. William R. Plant Pathology Laboratory, Saanichton, B. C. , Canada. [Nematoda: 



g. Heterodera & Meloidogyne of Pacific n. w. N. America (Yes); g. Pratylenchus of B. C. , 



Canada (Yes)] [Canada Department of Agriculture] 

 ORDWAY, Miss Ellen. Department of Entomology, University of Kansas, Lawrence, Kans. , 



U.S.A. [Hymenoptera: Halictidae, espec. g. Augochlora, Augochloropsis, Agapostemon, 



of N.America (Yes)] 

 von ORELLI, Dr. M. Zoologische Anstalt, Uaiversitat, Basel, Switzerland. [Diplura (No)] 

 ORFILA, Dr. Ricardo N. Casilla Correo 2. -Sue. 28, Buenos Aires, Argentina. [Lepidoptera: 



Noctuoidea & Saturnioidea of Neotropics (Yes); Aves: Psittaciformes of Neotropics (Yes)] 



* ORGHIDAN, T. Institutul de Speologie R. P. R. "Emil Racovita" Str. Dr. Capsa 8, Raion 



Lenin, Bucure§ti 15, Rumania. [Acarina] 



ORKIN, Dr. P. A. Natural History Department, Marischal College, Aberdeen, Scotland. [Pis- 

 ces of Great Britain & n. w. Europe (No)] 

 *DRLOV, Dr. Prof. I. V. Technological Institute of Meat Industry, TalaUchina Street 33, Moscow 

 29, U. S.S. R. [Helminths of animals] 



ORLOV, Prof. J. A. Paleontological Institute, Academy of Sciences, 33 Leain Prospectus, 



Moscow B-71, U.S.S. R. [Permian Reptilia: Theriodontia & Deinocephalia (Yes); Ter- 

 tiary Mammalia: Carnivora (Yes)] 



O'ROURKE, Prof. F.J. Department of Zoology, University College, National University of 

 Ireland, Cork, Ireland. [Hymenoptera: Formicidae of World (No); of Palearctic (Yes)] 



ORR, Phil C. Museum of Natural History, Santa Barbara, Calif. , U. S. A. [Pleistocene Mam- 

 malia: Proboscidea: mammoths of w. N. America (Yes); Pleistocene Gravigrada of New 

 World (Yes)] 



ORR, Dr. Robert T. California Academy of Sciences, San Francisco 18, Calif., U.S.A. [Mam- 

 malia: espec. Chiroptera of N.America (Yes); Aves of N.America & Mexico (Yes)] 



ORTENBURGER, Dr. A.I. GaUano I. , B.C., Canada. [ReptiUa: Serpentes of N. America (No)] 



ORTIZ, Carlos S. See STUARDO ORTIZ, C. 



* ORTIZ, Prof. Dr. E. Departmento de Zoologia, Unlversidad de Madrid, Madrid, Spain. 



[Crustacea] 

 ORTIZ de ZARATE, Adolfo. Nljera (Provincia de Logrono), Spain. [Terr. Mollusca of Spain 



& Portugal (Yes); of w. Equatorial Africa (No)] 

 ORTIZ CORDERO, Mr. Ignacio. Instituto de Higiene, Ciudad Universitaria, Apartado 4412, 



Oficina del Este, Caracas, Venezuela. [Diptera: Ceratopogoaidae, Simuliidae, Psychodi- 



dae: g. Phlebotomus, of Neotropics (Yes); Acarina: Ixodiodea of Neotropics (Yes)] 

 ORTLEPP, Dr. R. J. Veterinary Laboratory, Onderstepoort, Transvaal, Union of South Africa. 



[Tr'ematoda, Cestoda, Nematoda, of World, espec. s. Africa (Yes)] 



* ORTON, Dr. Grace L. Scripps Institution of Oceanography, La Jolla, Calif., U.S.A. [Amphi- 



bia: frogs & tadpoles of World] 



* ORTOYA ARBOLEDA, Francisco Jose. Instituto de Ciencias Naturales, Apartado Postal 2535, 



Apartado aereo 7495, Bogotl, Colombia. [Coleoptera: Scarabaeidae] 

 0RVIG, Dr. Tor. Paleozoologiska Avdelningen, Naturhistoriska Riksmuseum, Stockholm 50, 



'sweden. [Silurian- Devonian Ostracodermi & Arthrodira (Yes); Ordovician-Carboaiferous 

 Vertebrate microfossils (Yes)] 



* OSBORN, Dale J. Robert Cole j, Bebek P. K. 8, Istanbul, Turkey. [Mammalia, espec. Roden- 



tia, of Middle East & Arctic (Yes)] 

 OSCHE, Dr. Giinther. Zoologisches Institut der Universitat Erlangen, Uaiversitatsstrasse 19, 

 Erlangen, Germany. [Nematoda: Rhabditinae of World (Yes); Ascaridoidea (of Rodentia, 

 Chiroptera, Insectivora) of Europe (Yes); Trichostrongyloidea (of Rodentia, Chiroptera, 

 Insectivora) of Europe & N.America (Yes)] 



* OSHIMA. Masamitsu. 180 Nakane-cho, Meguro-ku, Tokyo, Japan. [Pisces] 

 *OSHMARIN, P. G. Far-Eastern Branch, Academy of Sciences of U.S.S. R, Lenia Street 50, 



Vladivostok, U.S.S.R. [Helmiaths of animals] 

 OSMOLSKA, H. Zak^ad Paleontologii, Polska Akademia Nauk, Nowy -Swiat 67, Warszawa, 



Poland. [M. Devonian to L. Carboniferous Trilobita (Yes)] 

 OSSIANNILSSON, Dr. Frej. Lantbrukshogskolan, Uppsala 7, Sweden. [Heteroptera of n. Europe 



(Yes); Homoptera of n. Europe (Yes); Diptera: Simuliidae of n. Europe (No)] [Institute of 



Plant Pathology & Entomology] 



299 



