Querner 72 Raw 



a. Hormonphysiologische Uuntersuchungen. (Cyprinodontidae, Teleostei) 



b. Untersuchungen iiber Wachstum und Sexualitat. (Annelida) 

 RABISCHONG. J. Lab. d'Anat.. Inst. Anat., Fac. de Med., 31 Rue Lion- 



nois, NANCY (Meurthe & Moselle), France, 

 a. Organogenese de I'articulation du coude. Homo (Primates) (en colla- 

 boration avec A. A. BEAU) 

 RADECKA, Mrs E. M.Ph. — Zaklad Zool. Ogolnej. Inst. Zool., Uniw. 

 we Wroclawiu, ul. Sienkiewicza 21, WROCLAW, Polska (Poland), 

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

 RAMSEY, Miss E. M. A.B., M.D. — Dept of Embryol., Carnegie Inst, of 

 Washington, Wolfe and Madison Strs, BALTIMORE. Md, U.S.A. 

 a. Placentation. Study of marginal sinus and venous drainage of placenta. 

 Macaca mulatta (Primates) 

 RAMULT, M. Ph.D. — Dept of Zool.. Univ. of Edinburgh. West Mains 

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

 a. The later stages of development and growth. (Turbellaria) 

 RANDALL, J. T. Prof., F.R.S. — M.R.C. Biophysics Res. Unit, King's 

 Coll., Strand, LONDON W.C. 2, England, 

 (no data received over some years) 

 RANZI, S. F.I.I.E., Dott. Sci. Nat., Prof. — 1st. di Zool. e Anat. Comp., 

 Univ. di Milano. Via Celoria 10, MILANO, Italia, 

 a. Proteins in embryonic development. (Echinodermata) , (Amphibia) and 

 Gallus domesticus (Aues) 

 RAPPAPORT Jr., R. B.S.. M.S.. Ph.D. — Biol. Dept, Union Coll., 

 SCHENECTADY 8. N.Y.. U.S.A. 

 a. Uptake of water in the development of tissues. Rana pipiens and Ambys- 

 toma punctatum (Amphibia) 

 RAUNICH. L. Ph.D., M.D. — 1st. di Anat. Comp., Via Belmeloro 8, 

 BOLOGNA (103). Italia, 

 a. Development of blood and vascular system. Petromyzon (Cyclostomota, 



Pisces), Amia and Lepidosteus (Holostei, Pisces) 

 h. Action of growth-substances on tail-regeneration. Rana, Bufo (Anura) 



c. Determination of neural plate. Triton, Ambystoma (Urodela) 



d. Neural crest development. (Amphibia) 



e. Effect of low temperature on early development. (Amphibia) (in col- 

 laboration with P. PASQUINI) 



f. Action of carcinogenic hydrocarbons. (Amphibia) 



RAVEN. Chr. P. F.I.I.E. F.R.A., Dr Sc, Prof. — Zool. Lab. der Rijks 

 Univ., Janskerkhof 3; Hubrecht Lab., Internal. Embryol. Inst.. Janskerk- 

 hof 2, UTRECHT, Holland. 



a. Development of cranial nerves. Xenopus laevis (Anura) (Normal Table) 



b. 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. Miss A. J. 

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



c. Influence of Hthium on morphogenesis. Aplysia limacina (Gastropoda) 

 RAWLES. Miss M. E. Ph.D. — Dept of Biol., The Johns Hopkins Univ., 



Charles and 34th Strs, BALTIMORE 18. Md. U.S.A. 

 a. Analysis of the development of regional differences in feather color 

 pattern. Factors affecting the distribution and development of melanin 

 pigment-forming cells. Gallus domesticus (Aves) 



