HAMMOND, W. S. Ph.D., Prof. — Dept. of Anat, School of Med., State 

 Univ. of New York, 766 Irving Ave., SYRACUSE 10, N.Y., U.S.A. 



a. Development of the visceral skeleton. Gallus domesticus (Aves) (in 

 collaboration with C. L. YNTEMA) 



b. Origin of tongue musculature. Gallus domesticus (Aves) 



HAMPE, A. Dr.es Sci. — Lab. d'Embryol. exper. du Coll. de France, et Lab. 

 d'Embryol. et de Teratol. exper. du C.N.R.S., 11 Place Marcelin Berthe- 

 lot, PARIS Ve, France 



— Lab. de Zool. et d'Embryol. exper., Inst, de Zool. et de Biol, gener., 

 12 Rue de l'Universite, STRASBOURG, France 



a. Etude de la regulation des ebauches des membres. Gallus gallus (Aves) 



b. Etude de la regulation du bourgeon de membre. Anas spec. (Aves) 



c. Etude du developpement du bourgeon de membre. Gallus gallus (Aves) 

 HANAOKA, K. I. D.Sc, Prof. — Inst, of Endocrinol., Gunma Univ., Iwaga- 



mi-cho, MAEBASHI, Japan 

 a Experimental studies of sex differentiation. Rana japonica, Rhacophorus 



schlegelii (Anura), Hynobius lichenatus, H. nigrescens, Triturus pyrrho- 



gastet (Urodela) 

 b. Neurosecretory hormone in relation to reproductive cycle. Paratya com- 



pressa (Decapoda, Crustacea) 

 HANSON E. D. A.B., Ph.D. — Dept. of Zool, Gibbs Research Labs., 



Yale Univ., NEW HAVEN 11. Conn. U.S.A. 



a. Fate of UV damaged feeding organelles during fission and autogamy. 

 Paramecium spec. (Holotricha, Ciliophora) 



b. Synthesis of ribonucleic acid during fission and autogamy. Paramecium 

 spec. (Holotricha, Ciliophora) 



c. The effect of anti-metabolites on the development of feeding organelles. 

 Paramecium spec. (Holotricha, Ciliophora) 



HARA K. M.Sc. — Hubrecht Lab., Intern. Embryol. Inst., Janskerkhof 2, 

 UTRECHT, Holland 

 a. Neural induction. Gallus domesticus (Aves) 

 HARADA, M. — Lab. of Embryol. and Exper. Morphol., Zool. Inst., Dept. of 

 Sci., Kyoto Univ., KYOTO, Japan 

 a. Biochemical studies on metamorphosis. Philosamia cynthia, Bombyx mod 

 (Lepidoptera) 

 HARDER, W. Dr. rer. nat. — Inst, fur Fischereibiol. der Univ. Hamburg, 



Holstenwall 24, HAMBURG 36, Deutschland 

 HARKMARK, W. Dr.med. — Anat. Inst., Univ. of Oslo, OSLO, Norway 



a. The histogenesis of the cerebellum with special emphasis on the Purkinje 

 cells. Gallus domesticus (Aves) 



b. The development of the hippocampus. Mus rattus (Rodentia), Balaenop- 

 tera physalus (Cetacea) 



HARREBOMEE, Miss A. E. — Div. of exp. Morphol., Anat.-Embryol. Inst., 

 Municipal Univ. of Amsterdam, Mauritskade 61, AMSTERDAM O, 

 Holland 

 a. Studies on the mechanism of recovery from the effect of X-rays in regene- 

 rates. Amby stoma mexicanum (Urodela) (in collaboration with H. A. L. 

 TRAMPUSCH) 

 HARRIS, F. T. C. M.Sc. — Middlesex Hosp. Med. School, LONDON 

 W. 1, England 

 a. Studies of cleavage processes. 



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