* von RIPER, Walker. Colorado Museum of Natural History, City Park, Denver, Colo. , U. S. A 



[Araneida] 

 RIPLEY, S. Dillon. Peabody Museum of Natural History, Yale University, New Haven, Conn. , 



U. S. A. [Aves & Mammalia of s. &. s. e. Asia (Yes)] 

 RISBEC, Dr. Jean J. (Paris, France; Hymenoptera) Not now active in taxonomy. 

 RISER, Nathan W. Biology Department, Northeastern University, Boston 15, Mass., U.S.A. 



[Cestoda: Tetraphyllidea of World (Yes); f-1. marine Nematoda (Yes); marine Nemerti- 



nea (Yes)] 

 RISHBETH, Mrs. Kathleen. 22 Sedley Taylor Road, (Cambridge, England; Copepoda) Not now 



active in taxonomy. 

 RISSO-DOMESfGUEZ, Carlos Julio. Azcuenaga 1872, Buenos Aires, Argentina. [Mollusca: 



Gastropoda: Nudibranchiata of World (Yes); Fossil & Recent Gastropoda: Chilinidae of 



S. America (Yes)] 

 RISTO, Dr. Garevski. Department of Paleontology, PrirodonauCen Muzej, ul. Orce Nikolov II, 



Skopje, Yugoslavia. [Fossil Mammalia of Macedonia (No)] 

 RITCHER, Dr. Paul O. Department of Entomology, Oregon State College, Corvallis, Ore., 



U. S. A. [Coleoptera: larvae of Scarabaeidae of N. America (Yes)] 



* RITSEMA, L. Nieuwe Prinsengracht 130, Amsterdam, Netherlands. [Fossil Foraminifera] 



* RITTER, Dr. Edward. Pace College, 41 Park Row, New York, N. Y. , U.S.A. [Protozoa] 

 RITTER, Mr. M. Laboratoire de Nematologie, Boulevard du Cap, Antibes (A. M. ), France. 



[Nematoda: Rhabditida & Tylenchida of Mediterranean (Yes)] 



RIVALIER, Dr. E. 26 rue Alexandre -Guilmant, Meudon ( S.et O. ), France. [Coleoptera: Cicin- 

 delidae, espec. Cicindelini, of World (Yes)] 



RIVAS, Prof. Luis Rene. Box 488, University of Miami, Miami 46, Fla. , U. S. A. [Marine Pis- 

 ces of Gulf of Mexico, Caribbean, West Indies, American tropical Pacific (Yes); f-w. 

 Pisces of s. U. S. , Mexico, C.America, West Indies, S. America (Yes)] 



* RIVERA GALLO, Dr. V. Instituto Oceanographico, Carretera de Sierra Nevada 8, Granada, 



Spain. [Echinodermata] 



* RFVERO, Professora Frances C. Departamento de Geologia, Universidad Central de Venezuela, 



Avenida Blandin 12, Chacao, Miranda, Venezuela. [Fossil Invertebrates] 

 RFVERO, Dr. Juan A. Biology Department, University of Puerto Rico, College Station, Maya- 

 quez, Puerto Rico. [Amphibia: Salientia of n. S. America (Yes)] 



* RIVEROS ZUNIGA, Prof. Francisco. Departamento de Invertebrados, Estacion de Biologia 



Marina, Universidad de Chile, Casilla 13 D, Vina del Mar, Chile. [Coelenterata & 



Mollusca] 

 RIVOSECCHI, Dr. Leo. Istituto Superiore di Sanita, Viale Regina Elena 299, Roma, Italy. 



[Diptera: Simaliidae & Ceratopogonidae of Italy (Yes)] 

 RJABOV, M. A. Ssiezdowsskaja Linja 29, Kw. 7, Leningrad, U.S.S.R. [Lepidoptera: Noctui- 



dae of Palearctic (Yes)] 

 ROARK, T.R. Box 74, Pickens, S. C. , U.S.A. [F-w. Gastrotricha of U. S. (No)] 

 ROBACK, Selwyn S. Department of Limnology, Academy of Natural Sciences, Philadelphia 3, 



Penna. , U.S.A. [Diptera: Sarcophagidae of World (No); Tendipedidae of New World; 



adults (No) & immatures (Yes)] 



* ROBER, Dr. H. Museum fur Naturkunde, Himmelreichallee (Zoo), Miinster (Westfalische,) 



Germany. [Orthoptera] 

 ROBERT, Rev. Frere Adrien, C. S. V. Institut de Biologie, Universite de Montreal, Boite 



Postale 6128, Montreal, Que. , Canada. [Odonata & Coleoptera of Quebec (Yes); Tri- 



choptera of Quebec (No)] 

 ROBERT, Paul A. Jorat sur Orvin, Pres Bienne, Switzerland. [Odonata of c. Europe (Yes)] 



* ROBERTI, Dr. D. Istituto di Entomologia Agraria, Portici (Napoli), Italy. [Hemiptera] 

 ROBERTS, Mr. David. Cleveland Natural History Museum, 10600 East Boulevard, Cleveland 6, 



Ohio, U.S.A. [Eocene Reptilia: turtles of N.America (Yes)] 

 ROBERTS, Mr. F. H. S., Officer -in- Charge, Veterinary Parasite Laboratory, Yeerongpilly, 



Queensland, Australia. [Acarina: Ixodidae of Australasia (Yes)] [Commonwealth Scienti- 

 fic & Industrial Research Organization. 

 ROBERTS, Mr. Henry B. Department of Geology, U. S. National Museum, Washington 25, D. C. , 



U.S.A. [Cretaceous-Pleistocene Crustacea: Decapoda of Atlantic, Gulf, &W.U.S. (Yes); 



Cretaceous-Oligocene Decapoda of West Indies & S.America (Yes)] 

 ROBERTS, H. Radclyffe. (Philadelphia, Penna. ; Acrididae Culicidae) Not now active in 



taxonomy. 

 ROBERTS, Dr. Richard H. Insects Affecting Man & Animals Section, P. O. Box 232, Kerrville, 



Texas, U.S.A. [Diptera: Tabanidae of New World (Yes); Culicidae & Simuliidae of 



N.America (No)] [U.S. Department of Agriculture] 

 ROBERTS, Dr. Thomas G. Department of Geology, University of Kentucky, Lexington, Ky. , 



U. S. A. [Pennsylvanian & L. Permian Foraminifera: Fusulinidae (Yes)] 

 ♦ROBERTS, Travis S. 501 First National Bank Building, Vicksburg, Miss., U.S.A. [Diptera; 



Culicidae] 



323 



