Ver-Vya 



VEREJSKAJA, Miss V. N. Cand.biol.sci. — Inst, of Animal Morphol., Acad, 

 of Sci. of the U.S.S.R., First Academic St. 12, MOSCOW V-133. 

 U.S.S.R. 



a. Induction of amphidiploidy in interspecific hybrids. Bombyx mori, B. 

 mandarins (Lepidoptera) (in collaboration with B. L. ASTAUROV) 



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

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

 oration with Mrs. T. A. BEDNJAKOVA) 



VERWOERD, C. D. A. — Div. of exp. Morphol., Anat.-Embryol. Inst., Univ. 

 of Amsterdam, Mauritskade 61, AMSTERDAM O., Netherlands 



a. Effect of X-rays on the pattern of nucleic acids in the regenerate. Ambys- 

 toma mexicanum (Urodela) (in collaboration with H. A. L. TRAM- 

 PUSCH) 



b. Nerve action during regeneration. Amby stoma mexicanum (Urodela) (in 

 collaboration with H. A. L. TRAMPUSCH and Miss A. E. HARRE- 

 BOMfiE) 



VIGNAU, Miss J. Dr.Biol.anim. — Lab. de Zool. exper., Fac. des Sci. de 



Bordeaux, 40 Rue Lamartine, TALENCE (Gironde), France 

 a. Recherches experimentales sur la morphogenese embryonnaire de la 



itete. Carausius spec. (Orthoptera) 

 VILIMKOVA (HABROVA), Mrs. V. Dr. — Dept. of Gener. andExp.Zool., 



Charles Univ., Vinicna 7, PRAHA 2, Czechoslovakia 

 a. Nucleic acids and subcellular particles in early development. (Amphibia) 



(in collaboration with J. NEDVIDEK) 

 VINCENT, W. S. B.S., M.S., Ph.D., M.I.I.E., Prof. — Dept. of Anat, School 



of Med., Univ. of Pittsburgh, PITTSBURGH 13, Pa., U.S.A. 



a. Distribution of nucleolar materials during early embryogenesis. Asterias 

 forbesii (Asteroidea) 



b. Storage and activation of messenger RNA in oogenesis. Asterias forbesii 

 (Asteroidea) 



VISSER, J. G. J. M.Sc — Zool. Inst., Fac. of Sci., Univ. of Stellenbosch, 

 STELLENBOSCH, Republic of South Africa 



— Dept. of Zool., Univ. Coll. of Fort Hare, FORT HARE, C.P., Republic 

 of South Africa 

 a. Cranial ontogenesis. Microsaura pumila (Chamaeleontidae, Lacertilia) 

 VISSER, M. H. C. M.Sc — Zool. Inst., Fac. of Sci., Univ. of Stellenbosch, 

 STELLENBOSCH, Republic of South Africa 

 a. General ontogeny. Gonaxis gwandaensis (Streptaxidae, Pulmonata) 

 VITTORELLI, Miss M. L. Ph.D. — 1st. di Anat. Comp., Univ. di Palermo, 

 Via Archirafi 22, PALERMO, Italia 

 a. Yolk utilization during embryonic development. Paracentrotus lividus 

 (Echinoidea) 

 VIVIEN, J. H. Dr. es Sci., M.I.I.E., Prof. — Lab. de Zool. et d'Embryol. 

 exper., Inst, de Zool. et de Biol, gener., 12 Rue de l'Universite, STRAS- 

 BOURG, France 



a. Morphogenese des gonades et du tractus genital. (Selachii; Reptilia) (en 

 collaboration avec J. J. THIEBOLD et Miss Y. STEFAN) 



b. Correlations neuro-endocrines. (Pisces; Amphibia; Reptilia) 



VOGE, Mrs. M. Ph.D., Prof. — Dept. of Med.Microbiol. and Immunol., 

 School of Med., Univ. of California, LOS ANGELES 24, Cal.. U.S.A. 



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