c. Effect of outer medium upon the cortical change. Oryzias latipes, Pleco- 

 glossus altivelis (Teleostei) 

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

 Japan 



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

 tera) 



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



c. Glycolytic metabolism during metamorphosis. Bombyx mod (Lepidop- 

 tera) 



IWASAWA. H. M.Sc. — Biol. Inst., Fac. of Sci., Niigata Univ., NIIGA- 

 TA, Japan 



a. Embryological study on endocrine correlation. (Anura) 



b. Mechanism of thiourea-induced sex-reversal. (Anura) 

 JACOBSON, A. A.B. — Dept of Biol. Sci., Stanford Univ., STANFORD, 



Cal., U.S.A. 

 JACOBSON, D. C.-O. Fil.mag. — Zool. Inst., Uppsala Univ., UPPSALA, 

 Sweden 

 a. Determination of the central nervous system. Ambustoma spec. (Uro- 

 dela) " U.S.A. 



JAFFE. L. F. B.S., Ph.D. — Brandeis Univ., WALTHAM 54, Mass., 

 a. Development of polarity of egg; studied by analyzing effects of polarized 

 illumination and of near-by eggs. Fucus furcatus (Fucales, Algae) 

 JAFFEE. O. C. B.A., M.S., Ph.D. — Dept of Anat., School of Med.. Univ. 

 of Arkansas, LITTLE ROCK, Arkansas, U.S.A. 

 (no embryological work in progress) 

 JAGER. B. de M.Sc. — Division of Fisheries, Beach Road, Sea Point. 

 CAPE TOWN. South Africa 

 a. Embryoloay. Trachurus trachurus Linn. (Percomorphi, Neopterygii) 

 JAGERSTEN.^K. G. M. Fil.Dr. Prof. — Zool. Inst., Uppsala Univ., UPP- 

 SALA. Sweden 

 a. Larval development. (Progonophora) 

 JANSEN, J. M.D. — Anat. Inst., Univ. of Oslo. OSLO. Norway 



(no embryological work in progress) 

 JANSEN. J. G. O. B.Sc. — Hubrecht Lab., Intern. Embryol. Inst., jans- 

 kerkhof 2. UTRECHT. Holland 

 a. Analysis of time relationships in competence of ectoderm for activating 

 and transforming influences. Ambystoma mexicanum (Urodela) 

 JAVA. Miss Y. M.B.. B.S. — Dept of Anat., Med. Coll., Osmania Univ.. 

 HYDERABAD, India 

 a. The development of the vascular supply of muscle. (Mammalia) 

 JIT, I. M.B., M.S.. Ph.D. — Dept of Anat.. Med. Coll. Amritsar. AMRIT- 

 SAR. Punjab. India 



a. Histogenesis of vermiform appendix. Homo sapiens (Pdmates) 



b. Development of the ileo-colic valve and its frenula. Homo sapiens 

 (Pdmates) 



c. Development of the splanchnic nerves. Homo sapiens (Pdmates) 



d. Prenatal ossification of some bones. Homo sapiens (Pdmates) 



e. Development of the transverse folds of the rectum. Homo sapiens (Pd- 

 mates) 



JOCHEMS, D. J. Anat.-Embryol. Inst., Municipal Univ. of Amsterdam, 

 Mauritskade 61, AMSTERDAM O. Holland 



55 



