RATCLIFFE, N. A.; Ph.D. - Dept. of Zool., Univ. Coll. of Swansea, Singleton Park, SWANSEA, 



Glamorgan, Wales, U.K. 

 RAUNICH, L.; Ph.D., M.D., Prof. - 1st. di Anat. Comp., Univ. di Ferrara, via L. Borsari 46, 44100 



FERRARA, Italy 

 a Experiments on skull morphogenesis. Rana esculenta, Bufo bufo (Anura) 

 RAVEN, Chr. P.; Ph.D., Prof. (Emer.) - Rembrandtlaan 19, DOORN, Netherlands 

 a Computer simulation of embryonic development, (with J. J. BEZEM, Zool. Lab., State Univ. of 



Utrecht) 

 RAYNAUD, A.; Dr.es Sci. - Serv. d'Embryol. Exper., Inst. Pasteur, 20 rue des Moulins, 95110 



SANNOIS, France 

 REDI, C. A.; Prof. - Inst, of Histol., Embryol. and Anthropol., Univ. of Pavia, Piazza Botta 10, 27100 



PAVIA,' Italy , . , . , 



a Maternal malnutrition as a cause of placental insufficiency and of abnormal fetal development, 



especially cerebellar pre- and post-natal histogenesis (qualitative and quantitative histochemistry). 



Rattus rattus (Rodentia) 

 b Normal and pathological spermatogenesis (quantitative cytochemistry). (Mammalia) 

 REGARD, Ms. E. - Lab. de Biol.-Vertebr., Univ. Paris XI (Paris-Sud), Bat.441, 91405 ORSAY, 



Fr3ncc 

 RELEXANS, J.C; D.Sc. - Lab. de Zool. A, Inst, de Biol. Anim., Univ. de Bordeaux I, av. des 



Facultes, 33405 TALENCE, France 

 a Sexual differentiation in hermaphrodites. Eisenia spec. (Oligochaeta) 

 b Regeneration. Eisenia spec. (Oligochaeta), Salamandra spec, Triturus spec. (Urodela), Mus 



musculus (Rodentia) 

 REMBISZEWSKA, Ms. A.; B.Sc. - Dept. of Pathomorphol., Inst, of Obstet. and Gynecol., Med. 



School Warsaw, ul.Karowa 2, 00-315 WARSZAWA, Poland 

 a Mitotic activity of thymocytes and number of PAS-positive reticular cells in thymus with 



reference to birth wight, gestational age, postnatal period of life and associated pathology of 



foetus and newborn. Homo sapiens (Primates) 

 REMBOLD, H.; Dr.rer.nat., Prof. - Dept. of Insect Biochem., Max-Planck-Inst. fiir Biochem., 8033 



MARTINSRIED b.Munchen, B.R.D. (Germany) 

 a Isolation of the determming principle responsible for queen bee establishment from royal jelly 



and from pupae and adults. Apis mellifera (Hymenoptera) 

 b Biochemical aspects of queen determination; comparative studies on endocrinology, enzyme 



activities, mitochondria, protein and nucleic acid synthesis in queens and workers. Same species 



as a 

 c Biochemistry and histology of juvenile hormone action in caste formation. Same species as a 

 d Biochemical function of biopterin in development; metabolic studies with C14-pteridines. Same 



species as a 

 RENKAWITZ, R.; Dipl.Biol. - Inst, fur AUgem. Biol., Univ. Dusseldorf, Ulenbergstr. 127-129, 4000 



DOSSELDORF, B.R.D. (Germany) 

 RENKAWITZ-POHL, Ms. R.; Dipl.Biol. - Inst, fur Allgem. Biol., Univ. Dusseldorf, Ulenbergstr. 



127-129, 4000 DUSSELDORF, B.R.D. (Germany) 

 RESSOUCHES (SELMfeS), Ms. A. P.; Dr.biol.anim. - Lab. de ZooL Exp., Univ. de Bordeaux I, av. des 



Facultes, 33405 TALENCE, France 

 a Embryonic development. Pissodes spec. (Coleoptera) 

 b Ultrastructure of intracellular bacteroids. Same species as a 

 REUVENI, O.; Ph.D. - Agric. Res. Org., Volcani Ctr., P.O.Box 6, BET-DAGAN, Israel 



temporarily: Bot. Labs., Univ. of Leicester, Adrian Bldg., University Rd., LEICESTER LEI 7RH, 



England 

 a Asexual reproduction by aseptic techniques. Phoenix dactylifera (Palmae), Musa cavendish 



(Musaceae), Persea americana (Lauraceae) 

 b The role of atmosphere in tissue and cell cultures 

 REVERBERI,G.; D.Sci., Prof. - Zool. Inst., Univ. of Palermo, Via Archirafi 18, 90123 PALERMO, 



Italy 

 RfivfeSZ-FERENCZY, Ms. E.; M.D. - Dept. of Anat., Div. of Appl. and Topogr. Anat., Univ. of Bern, 



26 Buehlstr., CH-3012 BERN, Switzerland 

 REYNAUD, G. R.; D.Sc. - Lab. de Morphogen. Exp. et Caryol., Univ. de Provence - Centre 



St. Charles, place Victor Hugo, 13331 MARSEILLE Cedex 3, France 

 a fitude des relations entre soma et germen. (Aves) 

 REYSS-BRION (DUCREAU), Ms. M.; D.Sc. - Inst. d'Embryol. du C.N.R.S. et du Coll. de France, 



49 bis av. de la Belle Gabrielle, 94130 NOGENT-sur-MARNE, France 

 a Differenciation sexuelle; inversion du sexe apres ovariectomie. Gallus gallus, Coturnix c. japonica 



( AiVQS) 



RIBBERT, D.; Dr.rer.nat. - Zool. Inst, der Univ., Badestr. 9, 44 MUNSTER/Westf., B.R.D. 



(Germany) ■ •^ 



a Karyology and RNA spectra in egg follicle development (radio-isotopes, electrophoresis). 



Calliphora erythrocephala (Diptera) 

 b Chromosome cytology of germ line cells (polytene chromosomes). Same species as a 

 c Chromosome cytology of developing macrochaetes (trichogene cells). (Calliphorinae; Muscidae, 



Diptera) , , j- 



d Disproportionate DNA replication in nurse cell nuclei of meroistic ovaries (hybridization 



technique). Same species as c 

 RICHARD-MERCIER, Ms. N. - Lab. Sex. et Reprod. des Invertebr., Univ. Pans VI (P. et M. Curie), 



Bat.A, 7e etage, 4 place Jussieu, 75230 PARIS Cedex 05, France 



86 



