b. Nature of spontaneous tumor. Triturus pyrrhogaster (Urodela) 

 INOUYE, I. — Biol. Lab., Dept. of Sci., Konan Univ., Okamoto. KOBE. 

 Japan 

 a Chemical phenocopies. Drosophila melanogaster (Diptera) (in collabo- 

 ration with H. TAKAYA and S. KAJI) 

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

 Japan 

 a. Phosphorus metabolism in eggs. Oryzias spec. (Teleostei) 

 ISHIHARA, K. M.Sc. — Dept. of Biol., Saitama Univ., URAWA, Japan 

 a. Metabolism of fatty acid in eggs. Hemicentrotus pulcherrimus (Echi- 

 noidea) 

 ISHIKAWA, M. M.A. — Marine Biol. Station, 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) 

 ISHIKAWA, T. Dr. — Dept. of Pathol., School of Med., Univ. of Kanaza- 



wa, KANAZAWA, Japan 

 ISINGS, J. M.Sc. — Central Lab., T.N.O., Julianalaan 134, DELFT, Holland 

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



a. The early embryology. Bufo melanostictus (Anura) 



b. Organogenesis. Uromastix hardwickii (Lacertilia) 



ITO, Sh. — Dept. of Biol, Fac. of Sci., Kumamoto Univ., KUMAMOTO-Shi, 

 Japan 



a. Studies on activation. Oryzias latipes, Plecoglossus altivelis (Teleostei) 



b. Permeability of the egg at the time of fertilization. Oryzias latipes, Pleco- 

 glossus altivelis (Teleostei) 



c. Effect of outer medium upon the cortical change. Plecoglossus altivelis 

 (Teleostei) 



d. Electrical properties of the egg. Oryzias latipes (Teleostei) 



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

 Japan 



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



tera) 



b. Histology and cytology of the integument. Bombyx mod (Lepidoptera) 



c. Function of the midgut in relation to growth and nutrition. Bombyx mod 

 (Lepidoptera) 



IWASAWA, H. M.Sc. — Sado Marine Biol. Station, AIKAWA, Sado 

 Island, Japan 

 a. Embryological study on endocrine correlation. (Pisces, Amphibia) 



JACOBS W. P. M.A., Ph.D. — Dept. of Biol, Princeton Univ., PRINCE- 

 TON, N.J., U.S.A. 



a. Compensatory growth of shoots, including "apical dominance"; internal 

 limiting factor for differentiation of xylem cells and sieve-tube cells; and 

 for longevity of shoot organs. Coleus blumei Benth. 



b. Internal limiting factors for transport of auxin (a plant growth-hormone) 

 in living tissue. Coleus blumei Benth. 



JACOBSON. A. G. A.B., Ph.D. — Dept. of Zool., Univ. of Texas, AUSTIN 

 12, Texas, U.S.A. 

 a. Induction of the lens of the eye by the synergistic action of neural and 

 non-neural inductors. Taricha torosa (Urodela) 



63 



