Ort 68 Parn 



ORTOLANI. Miss G. Dr— 1st. di Zool., Via Archirafi 18, PALERMO, 

 Italia. 



a. The map of the presumptive organ territories in the germ. (Ascidiae, 

 Urochordata) 



b. Structure and potencies of the egg before cleavage. (Ascidiae, Urochot' 

 data) 



ORTS LLORCA, F. Prof. — Lab. de Anat. y Embryo!., Fac. de Med.. 

 CADIZ, Spain. 



a. Embryology of the heart. (Mammalia) 



b. Embryologie of the lungs. (Mammalia) 



c. Cyclopy. Homo sapiens (Primates) 



OSAWA, S. M.A. (Rigakushi) — Biol. Inst., Fac. of Sci., Nagoya Univ., 

 Chigusa-Ku, NAGOYA, Japan. 



a. Significance of glycogen utilization in the developing embryos, studied 

 quantitatively. Tritmus pyrrhogaster (Urodela) (in collaboration with 

 T. YAM AD A) 



b. Microphotomietric estimation of desoxyribonucleic acid in the nuclei of 

 different presumptive regions of the developing eggs. (Vertebrata and 

 Evertebrata) (in collaboration with T. YAM AD A, H. NAORA and 

 A. SIBATANI) 



c. Biochemical and histological studies of oogenesis. Tritmus pyrrhogaster 

 (Urodela) (in collaboration with Y. HAYASHI) 



OVERTON, Miss J. Dr — Dept of Zool., Univ. of Chicago, CHICAGO 



37, 111., U.S.A. (no data received on Nov. \^\ 1952) 



PADOA. E. Dr, Prof. — 1st. di Biol, e Zool. gen., Fac. di Med., Piazza 



S. Agostino 4, SIENA, Itaha. (no embryological work in progress) 



PAI, S. F.I.I.E., Drrer. nat. — Lab. of Developm. Physiol., Inst, of Exper. 



Biol., Acad. Sinica, 865 Chang Ning Rd, SHANGHAI, China. 



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

 PAI. Mrs TSENG MI B.Sc. — Lab. of Developm. Physiol., Inst, of Exper. 



Biol.. Acad. Sinica, 865 Chang Ning Rd, SHANGHAI, China. 



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

 PARI. F. Dott. in Sci. — 1st. di Zool. e Anat. Comp. dell'Univ., Via A. 



Volta 4, PISA, Italia, 

 a. Reproduction and cytology. (Rhabdocoela, Turbellaria) 

 PARDI, L. Lib. Doc. — 1st. di Zool. e Anat. Comp. dell'Univ., Via A. 



Volta 4, PISA, Italia, 

 a. Oviposition, parthenogenesis, cytology of italian races. Solenobia 



(Lepidoptera) 

 PARIS, Miss A. |. — Zool. Lab. der Rijks Univ., Janskerkhof 3, 



UTRECHT, Holland, 

 a. Analysis of lithium action. Limnaea stagnalis (Gastropoda) (in colla- 

 boration with D. BOSSCHAERT, Miss C. H. M. BRAAT. Miss 



S. C. A. HAIJE, Miss A. H. LYESEN, J. H. W. NICOLAI. Chr. P. 



RAVEN. F. van RIJCKEVORSEL, and Miss L. G. de VRIES) 

 PARMENTER, C. Ph.D., Prof. — Dept of Zool., Univ. of Pennsylvania, 



PHILADELPHIA 4, Pa, U.S.A. (no data received over some years) 

 PARNELL. I. W. B.A., Ph.D. — Dept of Zool.. Univ. of Edinburgh, West 



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

 a. Effect of temperature and chemicals on the development of the free 



living stages. fBursate Nematoda) 



