Bax-Ben 



BAXTER, E. W. B.Sc, Ph.D. — Biol. Dept., Guy's Hosp. Med. School, 

 LONDON, S.E.I, England 



a. Biology, including development and metamorphosis. Petromyzon spec. 

 (Cyclostomata) 



b. Chromosome numbers. Lampetra planeri, L. fluviatilis (Cyclostomata) 



c. Food changes during larval period of growth. Ammocoetes (Cyclosto- 

 mata) 



d. Uptake and fate of "Thorotrast". Ammocoetes (Cyclostomata) 

 BEAM, J. R. M.B., B.S. — Anat. Dept., Middlesex Hosp. Med. School, 



LONDON W. 1, England 

 a. Physiology of foetal kidney. Rattus spec. (Rodentia) (in collaboration 

 with F. T. C. HARRIS) 



BEARD, R. G. A.B., M.A. — Dept. of Embryol., Carnegie Inst, of Wash- 

 ington, Wolfe and Madison Sts., BALTIMORE 5, Md., U.S.A. 

 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 Road, EDIN- 

 BURGH 9, Scotland 



a. Heteroploidy and parthenogenesis. Mus musculus (Rodentia) , Orycto- 

 lagus 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. Developmental biology and genetics of gametes. Mus musculus (Ro- 

 dentia), Oryctolagus cuniculus (Lagomorpha) 



BEAUDOIN, A. R. — Dept. oL Anat., Coll. of Med., Univ. of Florida, 

 GAINESVILLE, Florida, U.S.A. 

 a. Teratology. 

 BEAUPAIN, R. R. B.Sc. — Hubrecht Lab., Intern. Embryol. Inst, Jans- 

 kerkhof 2, UTRECHT, Holland 

 a. Analysis of the period (s) of neural competence of the ectoderm for 

 activation and transformation. Ambystoma mexicanum (Urodela) 

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

 Kreis Ueberlingen/Bodensee, Deutschland 

 a. Experimente zur Analyse der Induktionsstoffe. (Amphibia) 

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

 the Acad, of Sci. of the U.S.S.R., Lenin Avenue 33, MOSCOW V-71, 

 U.S.S.R. 



a. Influence of high temperatures on developmental processes. Bombyx 

 mori (Lepidoptera) 



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

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

 boration with Miss V. N. VEREJSKAJA) 



c. Action of DNA on morphogenesis. Bombyx mori (Lepidoptera) (in 

 collaboration with G. I. GINZBURG and Mrs. G. P. RAMENSKAIA) 



BEESON, Miss G. E. B.A. — Dept. of Zool. and Comp. Anat., The Univ. 

 Museum, OXFORD, England 

 a. Production and effects of polyploidy. Limnaea stagnalis (Pulmonata, 

 Gastropoda) 



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