Ancel 8 Austin 



ANCEL, P. Dr, Prof. (Emer.) — Boulevard de Sebastopol 102, PARIS. 



France. (no data received) 



ANCONA, U. D' Prof. — 1st. di Zool. et Anat. comp., Fac. di Sci.. Via 



Loredan 6, PADOVA, Italia, 

 a. Differentiation of the gonad. (Vertebrata, esp. Pisces) 

 ANDERS, G. Dr Phil. — Zool.-vergl. Anat. Inst., Naturw. Fak.. Univ. 



Zurich, Kiinstlergasse 16, ZURICH 6, Schweiz. 

 a. Developmental physiology and genetics of the lozenge alleles. Dro- 



sophila melanog aster (Insecta) 

 ANDRES, G. Dr — Dept of Zool., Univ. of Chicago, CHICAGO 37, 111., 



U.S.A. 

 a. Fate of embryonic cells after dissociation and reinjection into embryos. 



Gallus domesticus (Aves) (in collaboration with P. A. WEISS) 

 AOTO. T. Rigakushi (M.S.) — Zool. Inst., Fac. of Sci., Hokkaido Univ., 



North 8, West 5. SAPPORO, Japan. 



a. The development and reversal of sex. Pandalus kessleri (Decapoda. 

 Crustacea) 



b. Morphology and physiology of testes. Triturus pyrrhogaster (Urodela) 

 ARIeNS KAPPERS, J. M.D., Prof. — Anat.-Embryol. Lab. der Rijks 



Univ., Oostersingel 69, GRONINGEN, Holland. 



a. Function of the paraphysis cerebri. Amblystoma mexicanum (Urodela) 



b. Development of the meninges and its connection to the circulation of 

 cerebrospinal fluid. Amblystoma mexicanum (Urodela) 



c. The development of the brain. Xenopus laevis (Anura) (Normal Table) 



d. Development of the meninges and its connection to the circulation of 

 the cerebrospinal fluid. Scyllium canicula (Selachii) 



ARMSTRONG, P. B. B.S., M.D., Prof. — Dept of Anat.. School of Med.. 



State Univ. of New York, SYRACUSE 10, N.Y., U.S.A. 

 a. Function in the developing liver. Amblystoma punctatum (Urodela) and 



Amiurus nebulosus (Teleostei) 

 AROSIO. G. Dott.Sci.Biol. — 1st. di Zool. e Anat. comp.. Via Celoria 10, 



MILANO, Italia. 



a. Myosin. (Vertebrata) 



b. Immunological development. (Amphibia and Mammalia) 

 ASSENMACHER, I. — Inst. d'Embryol. et de Morphol. exper., Fac. de 



Med.. 1 Place de I'Hopital, STRASBOURG. (Bas-Rhin). France, 

 a. Development of gonads, hypophysis and hypothalamus. Gallus, Anas 

 and Columba (Aves) (in collaboration with J. BENOIT) 

 ATLAS, M. B.S., A.M., Ph.D., Assoc. Prof. — Dept of Biol., Yeshiva Univ., 

 186th Str. and Amsterdam Ave. NEW YORK 33, N.Y.. U.S.A. 



a. Conditions of maturation of the egg and ovulation. Rana pipiens (Anura) 



b. Nature of the yolk and its changes in development. Gallus domesticus 

 (Aves) 



c. Effect of metabolites on early development. Arbacia punctulata (Echino^ 

 dermata) 



AUSTIN, C. R. M.Sc. B.V.Sc. — Commonwealth Sci. and Industr. Res. 

 Org., McMaster Anim. Health Lab., Parramatta Rd, Glebe, SYDNEY, 

 N.S.W., Austraha. 

 a. Investigation of fertihzation and spermatogenesis with phase-contrast 

 microscopy. Mus rattus (Rodentia) (in collaboration with A. W. H. 

 BRADEN) 



