a. A study of the anomalous renal vessels and inferior vena cava. Canis 

 familiads and Felis domestica (Carnivora) 



b. A study of the anomalous renal vessels and inferior vena cava. Homo 

 (Primates) 



REMOTTI, E. Dott. Med. e Chirurg., Prof. — 1st. di Anat. e Fisiol. Comp., 



Univ. di Genova, GENOVA, Italia 

 REVERBERI, G. F.I.I.E., Dr, Prof. — 1st. di Zool.. Via Archirafi 18, 



PALERMO, Italia 

 a. The role of some enzymes in the embryonic development. (Marine Ever- 



tebrata) 

 REYER, R. W. B.A., M.A.. Ph.D. — Dept of Anat., School of Med., Univ. 



of Pittsburgh. PITTSBURGH 13. Pa. U.S.A. 



a. An experimental analysis of lens regeneration: a study of the causal 

 mechanisms involved in lens regeneration from the dorsal iris and their 

 relation to the processes of lens induction in the embryo. Tritums virides- 

 cens, Amby stoma punctatum (Urodela) (in collaboration with L. S. 

 STONE, New Haven) 



b. A study of lens induction: the duration of lens competence in body ecto- 

 derm of different regions and the action of the head mesoderm and of 

 the optic vesicle in lens induction. Triturus viridescens, Ambystoma punc- 

 tatum (Urodela) 



REYNOLDS. S. R. M. A.B.. M.A., Ph.D.. D.Sc. Dr hon. Causa (Univ. 

 Catol. de Chile) — Dept of Embryol.. Carnegie Inst, of Washington, 

 Wolfe and Madison Sts. BALTIMORE 5. Md. U.S.A. 



a. Fetal vascular physiology. Homo, Lepus and Ovis (Mammalia) 



b. Uterine contraction patterns. Homo (Primates) 



c. Pulmonary vasculature, fetal and neonatal condition. Ovis (Artio- 

 dactyla) 



d. Architecture of umbilical blood vessels, distended and non-distended. 

 Homo (Primates) 



RHODES. S. A. M.S. — Franklin Coll.. FRANKLIN. Ind.. U.S.A. 

 RICCIARELLI. Miss G. M. — 1st. di Biol, gen., Fac. di Med., S. Pietro. 



PERUGIA, Italia 

 a. Ricerche sull'ossiforo di Spirito (catalasi) negh embrioni. Bu[o (Anura) 

 RICHTER, K. M. B.A.. M.A.. Ph.D. — Dept of Anat.. School of Med., 



Univ. of Oklahoma, OKLAHOMA CITY,.Okla.. U.S.A. 



a. Studies on the action of various drugs on embryonic heart tissue in 

 culture. 



b. Studies on a new 16 — 1 7 day ovum i n s i t u. Homo (Primates) 

 RIECK. A. F. B.S., M.S.. Ph.D. — School of Med., Marquette Univ.. MIL- 

 WAUKEE 3. Wis.. U.S.A. 



a. Limb development, as affected by carcinogenetic agents, during various 

 phases of differentiation — mxapping of the limb with the localized in- 

 hibition response to these carcinogens. (Urodela) 



h. Reconstitution of bone and the polarity of the regenerative process. 

 Triturus viridescens (Urodela) 



c. Quantitative correlation of the regenerative process with thyroid activity. 

 Triturus viridescens (Urodela) 



RINGERTZ. N. R. M.B. — Embryol. Dept, Histol. Inst., Karolinska Inst., 

 Solnavagen 1. STOCKHOLM 60. Sweden 



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