Rau 73 Reh 



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

 BOLOGNA, (103), Italia. 



a. Development of blood and vascular system in Petromyzon, Amia and 

 Lepidosteus. (Petromijzontidae, Cyclostomes and Osteoganoids) 



b. Action of growth-substances on tail-regeneration. Rana, Bufo (Am- 



c. Determination of neural plate. Triton, Axolotl (Amphibia) phibia) 



d. Lateral mesoderm explants in tail bud stage. (Anura) 



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

 Janskerkhof 3. Hubrecht Lab., Internat. Embryol. Inst., Janskerkhof 2, 

 UTRECHT, Holland. 



a. Nature of polar plasms. Limnaea stagnalis (Gastropoda) 



b. Influence of Li on the development of Limnaea stagnalis. (Gastropoda) 



c. Development of isolated blastomeres. Limnaea stagnalis (Gastropoda) 



d. Development of neural crest. Xenopus laevis (Amphibia) 

 (Normal Table) 



e. Development of head organs in normal and Li-treated embryos. Limnaea 

 stagnalis (Gastropoda) 



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

 Charles and 34th Strs, BALTIMORE 18, Maryland, 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 (Aues) 



b. Analysis of the processus involved in the development of pigmentation 

 and pigmentation patterns in the hair and skin of mammals. Hooded 

 Rat and C57 Black Mouse 



RAYNAUD, A. Dr es Sc. — Lab. d'Embryol. du Lab. Pasteur de l'lnst. 

 du Radium, 26, Rue d'Ulm, PARIS Ve, France. 



a. Etude du developpement embryonnaire normal de l'appareil genital de 

 la Souris. (Mammiferes) 



b. Recherches sur le developpement embryonnaire des glandes prostatiques 

 des Mulots (Apodemus sylvaticus) de sex femelle. (Mammiferes) 



c. Recherches experimentales sur les facteurs du developpement des dif- 

 ferentes parties de l'appareil genital des embryons de Souris. (Mam- 

 miferes) : 



Etude de Taction des hormones sexuelles sur le developpement de 

 l'appareil genital des embryons. 



Etude des capacites de developpement des differentes parties de l'ap- 

 pareil genital des embryons, apres destruction des ebauches de l'hypo- 

 physe et des glandes genitales. (en collaboration avec M. FRILLEY) 



d. Recherches sur le developpement embryonnaire de la glande mammaire 

 de la Souris. (Mammiferes) (en collaboration avec M. FRILLEY) 



REEVE, E. C. R. B.A., Ph.D. — Genet. Lab., Anim. Breeding and Genet. 

 Res. Organ., Inst, of Anim. Genetics, West Mains Rd, King's Buildings, 

 EDINBURGH 9, U.K. 

 a. Developmental study of lines selected for large and small body size 

 in Drosophila melanog aster . (Insecta) (in collaboration with F. W. 

 ROBERTSON) 



REHM, Frl. M. — Zool. Inst, der Univ. Tubingen, u. Max-Planck-Inst. fur 

 Biol.. Holderlinstr. 12, TUBINGEN, Deutschland. 

 a. Histogenese inkretorischer Organe in der Metamorphose bei der Wild- 

 form und bei Mutanten von Ephestia. (Lepidoptera) 



