YU, Feng-Ling. Taiwan Provincial College of Agriculture, 5 Ming-shan Road, Ping-tung, Tai- 

 wan, Formosa. [Homoptera: Psyllidae of Oriental] 



YUNKER, Conrad E. Middle American Res. Unit, Box 2011, Balboa Heights, Canal Zone. 

 [Acarina of Egypt & n. Africa (Yes); Sarcoptiformes of World (No)] 



ZACHER, Prof. Dr. Friedrich. Zimmermanstrasse 31, l.Aufg. Berlin-Steglitz, Germany. 



[Coleoptera: Bruchidae of Europe (No); Acarina: Tetranychidae of Germany (No)] 

 ZACHVATKINA, Elizaveta Michailovna. Katedra Entomologii, Moskovskogo Universiteta, Lenin- 



skie Gory, Moscow W-234, U. S. S. R. [Acarina: Oribatei of U. S. S. R. (Yes)] 

 ZADIN, Prof. V. I. Zoological Institute, Academy of Science, Leningrad 164, U. S. S. R. [F-w. 



Mollusca of U. S. S. R (Yes)] 

 ZAGULAJEV, A. K. Zoological Institute, Academy of Science, Leningrad 164, U. S. S. R. [Lepi- 



doptera: Tineidae, Incurvariidae, Adelidae, of Palearctic (Yes)] 



* ZAHNER^ Dr. Rudolf. Zoologisches Institut, Munchen, Germany. [Odonata] 

 ZAHRADNIK, Dr. Jifi. Nlrodni Museum, VSclavsk6 nSmesti 68, Praha 2, Czechoslovakia. 



[Homoptera: Disaspididae of Palearctic (Yes); Pseudococcidae of c. & n. Europe (Yes); 

 Aleyrodoidea of Palearctic (Yes)] 



* ZAHVATKIN, A. A. C/o Zoological Institute, Academy of Science, Leningrad 164, U. S. S. R. 



[Homoptera] 

 ZAJONC, Ivo. Katedra zoologie, Vysoka Skola polnohospodarska, DobSinskeho 6, Nitra, Czecho- 

 slovakia. [Oligochaeta: Lumbricidae of c. Europe (Yes)] 



* ZALKIN, Prof. V. I. Societe des Naturalistes de Moscow, c/o Zoological Museum, Hertzen 



Street 6, Moscow K-9, U. S. S. R. [Mammalia] 

 ZAMITH, Dr. A. P. L. Escuela Superior de Agricultura "Luiz de Queiros", Piracicaba, S. P. , 



Brazil. [Plant parasitic Nematoda of Brazil (Yes)] 

 ZANANDREA, Dr. Giuseppe. Istituto di Zoologia e Anatomia Comparata, University Padova, 



Via Loredan 10, Padova, Italy. [Pisces: Cyclostomata: Petromyzontidae of Europe (Yes)] 

 ZANGERL, Dr. Rainer. Department of Paleontology, Chicago Natural History Museum, Chicago, 



111., U.S.A. [Fossil Reptilia: Nothosauria & Che Ionia, excl. Testudinidae, of World (Yes)] 



* ZANGHERI, Prof. Pietro. Corso Diaz 66, Forli, Italy. [Diptera] 



ZANGHERI, Dr. S. Istituto di Entomologia Agraria, via Gradenigo 6, Padova, Italy. [Lepidop- 

 tera of Italy (No), Geometridae (Yes)] 



* ZANYIU, Gian H. Biological Laboratory, National Waban University, Kiating, Szechwan, 



People's Republic of China. [Protozoa] 

 ZAPFE, Dr. Helmuth. Naturhistorisches Museum, Burgring 7, Wien 1, Austria. [Tertiary & 



Pleistocene Mammalia, espec. Primates, of Old World (No)] 

 ZAPLETAL, Ing. Milan. Czechoslovak Academy of Science, Vertebratological Laboratories, 



Plotni 25a, Brno, Czechoslovakia. [Acarina: Parasitiformes, Gamasides, Listrophoridea, 



Analgesoidea & Ixodides of c. Europe (Yes)] 

 ZARIQUIEY ALVAREZ, Dr. Ricardo. Provenza 318, Barcelona, Spain. [Crustacea: Decapoda of 



Mediterranean (Yes)] [Instituto de Investigaciones Pesqueras] 

 ZARNOWSKI, Dozent Dr. Eugeniusz. Veterinary Institute, Pu/awy, Poland. [Parasitic Nematoda: 



Trichostrongyloidea of c. Europe (Yes); Cestoda: Hymenolepididae of Mammals of Poland 



(Yes)] 



* ZAVADIL, Vilem. (Brno, Czechoslovakia; Hymenoptera) Deceased. 

 ZAVATTARI, Edoardo. (Roma, Italy; Hymenoptera) Not now active in taxonomy. 

 ZAVODNK, Mr. DuSan, Asistent, Institut za Biologiju Mora, Rovinj, Yugoslavia. [Crustacea: 



Copepoda: Corycaeidae of Adriatic (No); Echinodermata of Adriatic (Yes)] 

 de ZAYAS MUNOS, Ing. Fernando. Departamento de Entomologia, Ministerio de Agricultura, 



Habana, Cuba. [Insects of Cuba: Coleoptera: Buprestidae & Cerambycidae of Cuba (Yes)] 

 [Seccion de Sanidad Vegetal, Ministerio de Agricultura] 

 ZAZVORKA, VI. National Museum, Vlclavske nlmeSti 68, Praha 2, Czechoslovakia. [Up. Creta- 

 ceous Pelecypoda: Pectinidae of c. Europe (Yes); Up. Cretaceous Cephalopoda of c. Europe 

 (No)] 



* ZDUN, V. I. Institute of Agricultural Biology, Academy of Sciences of U. S. S. R. , Dragomanova 



Street 17/16, Ljvov, U. S. S. R. [Trematoda of animals of U. S. S. R. (Yes)] 

 ZECCHINI, Renato. Cannaregio 425/A, Venezia, Italy. [Coleoptera of Italy (No); Hydrophilidae: 

 Hydrophilinae, Hydrochinae, Sphaeridiinae, Limnebiinae, Spercheinae, Helophorinae, of 

 Italy (Yes); Homoptera: Auchenorhyncha of Italy (Yes)] 



* ZECK, Mr. E.H. 694 Victoria Road, Ryde, N. S.W. Australia. [Homoptera: Coccidae & 



Coleoptera: Dryopidae] 



* ZEHLE, Edelgard. Biologische Zentralanstalt, Stahnsdorfer Damm 81, Berlin (Kleinmachnow), 



German Democratic Republic. [Nematoda] 

 ZEI, Prof. Dr. M. Zoological Laboratory, University, Ljubljana, Yugoslavia. [Pelagic Poly- 



chaeta of Adriatic & Mediterranean (Yes); Pisces of Adriatic (Yes)] 

 ZEIGLER, Dr. R. 307 W. Palmetto Street, Florence, S. C. , U. S. A. [Gastropoda: g. Oliva of 



World (Yes)] 



395 



