Jag 46 Kal 



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

 UPPSALA, Sweden. 

 a. Larval development. (Polychaeta) 

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



a. Morphogenesis of the rhombencephalon. Balaenoptera physalus 

 (Cetacea) 



b. Development of the rhombencephalic nuclei. Balaenoptera physalus 

 (Cetacea) 



JAROS. Mrs R. M. M.D. — Univ. of Chicago, Dept of Zool., CHICAGO 



37. 111., U.S.A. 



(no data received on Nov. 1^^ 1952) 

 JOHNELS, A.G. Phil.Dr — Zootom. Inst., Univ. of Stockholm, 116 Drott- 



ninggatan, STOCKHOLM, Sweden. 

 a. Development and morphology of the skeleton of the head. (Dipnoi), 



(Siluridae, Teleostei) 

 JOHNEN, Miss A. G. — Zool. Inst, der Univ. Koln, Kerpenerstr. 13, 



KOLN-LINDENTHAL, Deutschland. 

 a. Die Wirkungsspezifitat abnormer Induktoren in der Entwicklung 



(Amphibia) 

 JOHNSON, F. R. M.D., B.Ch., B.A.O. — Dept of Anat., Fac. of Med., 



Univ. of Sheffield, SHEFFIELD, England (U.K.) 

 a. Fiinctional histology of urinary passages of kidney. (Mammalia) 

 JONES, B. M. D.Sc. — Dept of Zool., Univ., of Edinburgh, West Mains 



Rd, EDINBURGH 9, Scotland (U.K.) 



a. Post-embryonic morphogenesis. (Acarina, Arachnoidea) 



b. Photcreactivation of ultra violet inactivated organisms in relation to 

 diapause and other developmental phenomena. 



JORDAN. H. Ph.D., M.S., M.A., Prof. — Lab. of Histol. and Embryol.. 



Dept of Anat.. Coll. of Med., Univ. of Vermont, BURLINGTON. Vt. 



U.S.A. 



(no data received over some years) 

 JOST. A. D. Dr Sc, Prof. — Lab. de Biol. anim. du P.C.B.. Fac. des Sci., 



Univ. de Paris, 7 Rue Cuvier, PARIS Ve, France. 



Developmental physiology of the fetus, and fetal endocrinology. Orycto- 



lagus cunicuhis, Mus rattus (Rodentia): 



a. Hormonal control of sex differentiation (gonads, hypophysis). 



b. Physiology of the fetal hypophysis, thyroid, adrenals. 



c. Sexual differentiation studied in vitro (organ culturing experiments). 



d. Production of limb abnormalities by hormonic treatment. The problem 

 of congenital amputations. 



KAJISHIMA, T. Rigakushi. Asst Prof. — Biol. Inst., Seikei Univ., Musa- 

 shino-shi. TOKYO, Japan. 



a. Experimental studies on the mechanism of a blastoderm differentiation. 

 (Crustacea) 



b. Histochemical investigations on the mosaic eggs. (Crustacea) 

 KALIN, J. Prof. — Zool.-vergl.-anat. Inst, der Univ.. FREIBURG. Schweiz. 



a. Die Entwicklung des Beckens. Semnopithecus (Anthropoidea) 

 h. Vergleichend embryologische Untersuchung iiber den Tarsus, insbeson- 

 dere der niederen Katarrhinen. (Anthropoidea) 



c. Die hormonale Beeinflussung der Metamorphose. Xenopus laevis Daudin 

 (Anura) 



