ICHIKAWA, M. Ph.D., Prof. — Lab. of Embryol. and Exper. Morphol., 



Zool. Inst., Dept of Sci., Kyoto Univ., KYOTO, Japan 

 a. Hormonal mechanism of metamorphosis. PMosamia cynthia vicini, 



Bombyx mod, Luehdovfia japonica (Lepidoptera) (in collaboration with 



Miss J. NISHIITSUTSUJI) 

 IKUSHIMA, N. — Lab. of Embryol. and Exper. Morphol., Zool. Inst., Dept 



of Sci., Kyoto Univ., KYOTO. Japan 



a. Redoxpotential of early embryo. Triturus pyrrhogaster, Rhacophoms 

 schlegelii (Amphibia) 



b. Mechanism of the morphogenetic movement in the embryo. Triturus 

 pyrrhogaster, Hynobius nebulosus (Urodela) 



IMAIZUMI, T. — Zool. Inst., Fac. of Sci., Univ. of Kyoto, KYOTO, Japan 



a. Studies on the hereditary embryonic lethals. Drosophila (Diptera) 

 IMBRIANO, O. — Central de Investig., Minst. de Salud Publ. de la Nacion, 



Bolivar 1128, BUENOS AIRES, Argentina 

 IMMERS. J. Ph. lie. — Wenner-Grens Inst, for exper. Biol., Norrtullsgatan 

 16, STOCKHOLM Va., Sweden 

 a. Carbohydrates in embryonic development. (Echmoidea) 



1. Changes in the contents of polysaccharide esterial sulphate. Para- 

 centrotus lividus. 



2. Metabolism of monosaccharides (galactose, glucose, mannose, glu- 

 cosamine, etc.) Arbacia lixula. Echinus esculentus, Paracentrotus 

 lividus, etc. 



3. Biochemistry of fertilization membrane. Echinus esculentus. Para- 

 centrotus lividus, Strongylocentrotus droebachiensis, etc. 



INCE, Miss F. E. M.Sc. — Dept of Zool., Bedford Coll., Regent's Park, 

 LONDON N.W. 1, England (U.K.) 

 a. Development. Arion (Pulmonata, Gastropoda) 

 INGEN. Miss H. C. van M.B. — Anat.-Embryol. Lab. of the Univ.. Fac. of 

 Med., Wassenaarseweg, Boerhaavekwartier, LEIDEN, Holland 

 a. Heart and vessels in congenital malformations. Homo (Primates) (in 

 collaboration with H. A. SNELLEN, J. DANKMEIJER and Miss A. 

 DEKKER) 

 ISHIDA, J. Dr — Zool. Inst., Fac. of Sci., Tokyo Univ.. TOKYO, Japan 



a. Phosphorus metabolism in eggs. Oryzias (Teleostei) 

 ISHIKAWA, M. M.A. — Mar. Biol. Stat., Nagoya Univ., Sugashima-cho. 

 TOBA. Mie-ken, Japan 

 a. Physiological studies on fertilization and artificial parthenogenesis. 

 Hemicentrotus pulcherrimus, Pseudocentrotus depressus (Echinoidea) 

 (in collaboration with M. SUGIYAMA) 

 ISINGS. J. M.Sc. — Vezel Inst. T.N.O.. Mijnbouwstraat 16a, DELFT, 



Holland 

 ISLAM, A. Ph.D. — Dept of Zool., Government Coll., LAHORE, Pakistan 

 a. Experiments on regional determination. Gallus domesticus (Aves) 

 h. The early embryology. Bufo melanostictus, Rana tigrina (Anura) 

 ITO, T. Dr Agr. — Sericult. Exper. Stat., Koenji, Suginami-ku, TOKYO, 

 Japan 

 a. Respiratory metabolism during metamorphosis. Bombyx mori (Lepidop- 

 tera) 

 h. Histology and cytology of the integument. Bombyx mori (Lepidoptera) 



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