a. An immunological analysis of the temporal and spatial appearance of the 



hemoglobin molecule in the developing embryo. Gallus domesticus (Aves) 



BEATTY, R. A. B.A., M.A., Ph.D., M.I.I.E. — Inst, of Animal Genet.. 



Univ. Dept of Genet., King's Buildings, West Mains Rd, EDINBURGH 



9, Scotland 



a. Heteroploidy and parthenogenesis; egg transfer; operations on embryos. 

 Mus musculus (Rodentia), Oryctolagus cuniculus (Lagomorpha) 



b. Breeding of genetically tagged strains for use in experimental embryo- 

 logy. Oryctolagus cuniculus (Lagomorpha) 



c. Heterospermic insemination and growth of embryo. Oryctolagus cuni- 

 culus (Lagomorpha) 



d. Film of normal development Oryctolagus cuniculus (Lagomorpha) (in 

 collaboration with E. C. A. LUCEY) 



e. Developmental biology and genetics of gametes. Mus musculus (Roden- 

 tia), Oryctolagus cuniculus (Lagomorpha) 



BEAU, A. A. Dr, Prof. — Lab. d'Anat., Inst. Anat., Fac. de Med., 31 Rue 



Lionnois, NANCY (Meurthe & Moselle). France 

 BECKER. U. Dr rer. nat. — Heiligenberg-Inst.. (17b) HEILIGENBERG. 

 Kreis Ueberlingen/Bodensee, Deutschland 

 a. Experimente zur Analyse der Induktionsstoffe. (Amphibia) 

 h. Linsenentwicklung. (Amphibia) 

 BEDNJAKOVA, Mrs T. A. Cand.Biol.Sci. — Inst, of Animal Morphol. of 

 the Acad, of Sci. of the U.S.S.R., Bolshaja Kalushkaja 33, MOSCOW 

 V-71, U.S.S.R. 



a. Influence of high temperatures on developmental processes. Bombyx 

 mori L. (Lepidoptera) 



b. Analysis of sterilizing effect of sublethal high temperature on eggs in- 

 fected with Nosema bombycis. Bombyx mori L. (Lepidoptera) (in colla- 

 boration with Miss V. N. VEREJSKAJA) 



BEER. Sir G. R. de F.I. I.E., Prof. — British Museum (Natural History). 

 Cromwell Road, LONDON, S.W. 7, England (U.K.) 



BELAISCH, J. — Lab. d'Hormonol. et Cytol. Exper., Ecole pratique des 

 Hautes Etudes, Hopital Broca. 1 1 1 Rue L. M. Nordmann, PARIS XIII. 

 France 

 a. Etude des secretions cervicales, uterines et tubaires, en rapport avec les 

 phenomenes de I'ascension spermatique. de la fecondation, de la segmen- 

 tation, et de la nidation. Oryctolagus cuniculus (Lagomorpha) (en colla- 

 boration avec R. MORICARD et Miss M. M. C. S. GOTHIE) 



BELLAIRS— MORGAN, Mrs M. R. B.Sc. Ph.D. — Dept of Zool. and 

 Comp. Anat., St Bartholomew's Hosp. Med. Coll., Charterhouse Square. 

 LONDON E.G. 1, England 

 a. An electron microscopical study of neural. tube differentiation. Gallus 

 domesticus (Aves) 



BELLVOMINI, H. — Institute Butantan, SAO PAULO. Brasil 



a. Intersexuality. Bothrops insularis Amand (Ophidia) (in collaboration 

 with A. HOGE and G. SCHREIBER. Belo Horizonte) 



BENAZZI. M. M.I.I.E., Prof.ord. — 1st. di Zool. e Anat. comp. dell'Univ., 

 Via A. Volta 4. PISA, Italia 

 a Fertilization, pseudogamy, polyploidy and heredity. (Tricladidea, Turbel- 

 latia) ^ (Urodela) 



b. Hybrids. Triturus vulgaris x Tr. cristatus, Tr. italicus and ir. helveticus 



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