a The developmental role of ribonucleic acid synthesis in early embryogenesis examined with 



the aid of actinomycin D. (Teleostei) 

 BELOUSSOV, L. V. Cand.biol.sci. — Chair of Embryol., Biol. Fac, State Univ. of Moscow, 



Lenin Hills, MOSCOW V-234, U.S.S.R. 

 BELSARE, D. K. Ph.D. — Post-Graduate Dept. of Zool., Univ. of Nagpur, NAGPUR, 



India 

 BENAZZI (LENTATI), Mrs. G. Prof. — 1st. di Zool. e Anat. comp. dell'Univ., Via A. 



Volta 4, PISA, Italy 

 a Chromosome cycles in amphigonic and pseudogamous biotypes; determinism of pseudogamy 



and polyploidy. (Tricladidea, Turbellaria) 

 BENAZZI, M. Prof. — 1st. di Zool e Anat. Comp. dell'Univ., Via A. Volta 4, PISA, Italy • 

 a Asexual reproduction, pseudogamy, polyploidy and heredity. (Tricladidea, Turbellaria) 

 BENDER, H. A. Ph.D., Prof. — Dept. of Biol., Univ. of Notre Dame, NOTRE DAME, 



Ind. 46556, U.SJ^. 

 a Phenogenetic studies of the ovarian tissue of female-sterile mutants. Drosophila melanogastet 



(Diptera) 

 h Physiological genetics. Drosophila melanogaster (Diptera) 

 c Genetics. Coelopa frigida (Diptera) 

 BENIRSCHKE, K. M.D., Prof. — Dept. of Pathol., Dartmouth Med. School, HANOVER, 



N.H. 03755, U.S.A. 

 a Study of fetal adrenal development. Dasypus novemcinctus (Edentata), Oedipomidas 



oedipus (Primates) 

 b Chromosome studies. Dasypus novemcinctus (Edentata) 

 c Study of placentation, fetal development and drug toxicity on the embryo. Dasypus novem' 



cinctus (Edentata) 

 d Comparative chromosome studies. (Equidae, Perissodactyla; Camelidae, Artiodactyla) 

 BENNETT, Mrs. D. Dr. — Dept. of Anat., Med. Coll., Cornell Univ., 1300 York Ave., 



NEW YORK, N.Y. 10021, U.S.A. 

 BENOIT, J. A. A. — Inst. d'Embryol. et Teratol. exper. du C.N.R.S., 49bis Av. de la Belle 



Gabrielle. 94-NOGENT-sur-MARNE, France • 



a Etude in vitro de I'embryon. Mus musculus (Rodentia) 

 b Etude experimentale in vitro de la gastrula. Mus musculus (Rodentia) 

 BEN-OR (MILSTEIN), Mrs. S. Ph.D. — Dept. of Physiol.. Hadassah Med. School, P.O. 



Box 1172, JERUSALEM, Israel 

 BENZIE, Miss V. L. Dr.phil. — Dept. of Zool., Univ. of Canterbury, Priv. Bag, CHRIST- 

 CHURCH, New Zealand 

 a Descriptive embryology. Galaxias spp. (Galaxiidae. Teleostei) 

 BER, A. M.D., M.V.D.. Prof. — Endocrinol. Unit of the Rogoff Med. Res. Inst., Beilinson 



Hosp., PETAH-TIKVA, Israel 

 a Development of eye reaction to vitamin Bl, Hyla spec, Bufo spec, Pylobates spec. (Anura) 

 BERDYSHEVA, L. V. Cand.biol.sci. — Lab. of Physiol., Inst, of Developra. Biol.. Acad. 



of Sci. of the U.S.S.R., 26 Vavilov St., MOSCOW V-133, U.S.S.R. 

 BEREITER-HAHN. J. Dr.phil.nat. — Inst, fur Kinemat. Zellforsch., Johann-Wolfgang- 



Goethe Univ.. Senckenberganlage 27. 6000 FRANKFURT a.M.. W.Germany 

 a Functional variability of tonofilament bundles in epidermal cells during embryonic devel- 

 opment, wound healing and tissue culture (time-lapse cinemicrography, histochemistry. 



electron microscopy). Lebistes reticulatus (Poeciliidae), Pterophyllum scalar e (Cichlidae, 



Teleostei) 

 h Variation of dry mass/ water ratio in different parts of the egg from fertilization through 



first cleavage, studied by interference microscopy. Psammechinus miliaris (Echinoidea) 

 c Electron microscopic study of pigment granule formation in melanophores. Pterophyllum 



scalare (Cichlidae), Lebistes reticulatus (Poeciliidae, Teleostei) 

 d Analysis of pigment granule movement in situ and in cultured cells. Pterophyllum 



scalare (Cichlidae), Lebistes reticulatus (Poeciliidae, Teleostei) 

 BERENDES, H. D. Dr., Prof. — Zool. Lab., Dept. of Cell Biol, Univ. van Nijmegen, 



Driehuizerweg 200, NIJMEGEN, Netherlands • 



a Induction and repression of puff activity in polytene chromosomes. Drosophila spp. 



(Diptera) 

 b Gene function and differentiation in salivary gland cells. Drosophila spp. (Diptera) 

 c Hormonal regulation of postembryonic development. (Diptera) 

 BERENDSEN, W. Drs. — Biol. Ultrastruct. Research Unit, State Univ., Janskerkhof 3, 



UTRECHT. Netherlands 

 a Experimental morphology of cytoplasmic structures in early developmental stages. Limnaea 



stagnalis (Pulmonata, Gastropoda) 

 BERESFORD. W. A. D.Phil. — Dept. of Anat., Med. Center, West Virginia Univ.. 



MORGANTOWN. W.Va. 26506. U.S.A. 

 a The influence of hypervitaminosis A on the developing temporo-mandibular joint. Rattus 



norvegicus (Rodentia) 



19 



