WEATHERHEAD, B. B.A. — Dept. of Anat., Med. School, Univ. of Birmingham, Edg- 



baston, BIRMINGHAM 15. England 

 a Developmental anatomy and fine structure of the neurophypophysis. Cavia cobaya (Ro- 



dentia) 

 b Histochemistry of the developing pituitary. (Rodentia) 

 WEBER (GAUTIER), Mrs. H. Lic.es Sci. — Lab. d'Anat. comp., Fac. des Sci., 7 Quai St. 



Bernard, PARIS Ve, France 

 a Action du cyanure de potassium sur les stades pregastruleens et gastruleens. Salmo fario 



(Teleostei) 

 h Respiration des oeufs. Salmo fario, Danio cerio, Cichlosoma spec. (Teleostei) 

 c Embryologie chimique (techniques fluorometriques et manometriques). (Teleostei) 



• WEBER. R. Ph.D., Prof. — Div. of Cell Biol, and Chem. Embryol., Zool. Inst., Univ. of 



Bern, Sahlistr. 8, 3000 BERN, Switzerland 

 a Mechanism of tissue involution during metamorphosis. Xenopus laevis (Anura) 

 b Effects of thyroxine on isolated tadpole tails. Xenopus laevis (Anura) (in collaboration 



with Miss E. D. HICKEY) 

 c Thyroxine and m-RNA synthesis in tadpole tissues. Xenopus laevis (Anura) (in col- 

 laboration with H. STADLER) 

 d Comparative biochemistry and ultrastructure of mitochondria in embryonic systems. 

 WEBER, W. Dr.rer.nat. — Inst. f. vergl. Tierphysiol. der Univ., Weyertal 119, 5 KOLN- 



Lindenthal. Deutsche Bundesrepublik 

 WEBSTER. G. C. Ph.D. — School of Biol. Sci.. Univ. of Sussex. Falmer. BRIGHTON, 



Sussex, England 

 a Regeneration, regulation and pattern formation. Hydra spec. (Hydroidea) 

 h Differential growth and protein synthesis in embryonic limbs. Gallus spec. (Aves) 

 WECHSLER, W. Dr.med. — Max-Planck-Inst. f. Hirnforsch., Abt. f. Allg. Neurol.. Ost- 



merheimerstr. 200, KOLN-Merheim, Deutsche Bundesrepublik 

 a Elektronenmikroskopische Untersuchung der Zyto- und Histogenese des Nervensystems. 



Gallus domesticus (Aves) 

 W^GLARSKA, Miss B. D.Sc. — Zool. Dept.. Jagiellonian Univ.. ul. Krupnicza 50, KRA- 

 KOW, Poland 

 a Histochemical studies on development. Melasoma populi (Coleoptera) (in collaboration 



with Cz. JURA and A. KRZYSZTOFOWICZ) 

 b Spermatogenesis. Quadraspidiotus ostreaeformis (Homoptera, Rhynchota) 

 WEGMANN, R. Dr.en Med., Dr.es Sci., Prof. — Inst. d'Histochimie Med., Fac. de Med. 



de Paris, 45 rue des Sts. Peres. PARIS Vie. France 

 a Enzymology and metabolic pathways of morphogenesis. 

 WEHRMAKER. A. H. Dr.rer.nat. — Dept. of Biol., Fac. of Arts and Sci.. Dalhousie Univ.. 



HALIFAX, N.S., Canada 

 a Morphogenesis of symmetry, asymmetry, and pattern. Plodia interpunctella (Lepidoptera), 



Triturus spec. (Urodela) 

 WEIRICH, G. Dr.rer.nat. — Physiol.-Chem. Inst. I., Med. Fak., Philipps-Univ., 355 MAR- 



BURG/Lahn, Lahnberge, Deutsche Bundesrepublik 

 a The role of chromosomes in the regulation of developmental processes (elaboration of an 



in vitro system for polytene chromosomes). Calliphora erythrocephala, Rhynchosciara 



angelae (Dipfera) 

 WEISHEIT (SCHULTZ), Mrs. P. Ph.D., Prof. — Dept. of Biol., Univ. of Colorado, Den- 

 ver Center, 1100 East 14th St., DENVER. Colo. 80202, U.S.A. 

 a Effect of teratological and other deleterious compounds upon the maintenance of pregnancy 



with especial reference to cytochemical and ultrastructural changes in placental cells. Mus 



norvegicus albinus (Rodentia) 

 h A comparative cytochemical study of the autophagic area of the developing yolk sac 



placental cells. Aplondontia rufa, Erethizon epixanthum (Rodentia) 



• WEISS, P. A. Ph.D., Sc.D., Prof. (Emer.) — Lab. of Developm. Biol.. Rockefeller Univ.. 



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

 a Metabolic dynamics in the continuous growth of neurons. 



WEISS, R. A. B.Sc. — Dept. of Anat. and Embryol., Univ. Coll. London, Gower St., LON- 

 DON W.C.I, England 

 a Investigations of the morphology and behaviour of fibroblasts and their transformation i n 



vitro by infection with Rous sarcoma virus. Gallus domesticus (Aves) 

 WEISZ, P. B. Ph.D. — Dept. of Biol., Brown Univ.. PROVIDENCE. R.I. 02912, U.S.A. 

 WELANDER. A. D. Ph.D., Prof. — Lab. of Radiat. Ecol., and Coll. of Fisheries, Univ. of 



Washington, SEATTLE, Wash. 98105, U.S.A. 

 a Effects of graded sublethal doses of X-rays on several different stages of the embryo. 



Oncorhynchus kisutch, O. tshawytscha, Salmo gairdnerii (Teleostei) 

 b Experimental embryology. Salmo gairdnerii. Oncorhynchus kisutch, O. tshawytscha 



(Teleostei) 

 c Effects of low, acute doses of X-rays on early development. Oncorhynchus spec, Salmo 



spec. (Teleostei) 



158 



