RAO. K.V. M.Sc. — Dept. of Zool., Univ. of Poona, Ganeshkind. POONA 7, 

 India 



a. A study of the role of ribonucleic acids in morphogenesis and neural 

 induction, using RNA-base analogues. Gallus domesticus (Aves) 



h. Study of morphogenesis, using inhibitors of protein synthesis. Gallus 

 domesticus (Aves) 



c. A study of the synthesis of nucleic acids and proteins in early devel- 

 opment, using various metabolic inhibitors. Planorbis exustus (Pulmona- 

 ta. Gastropoda) 



RAO. S. R. V. M.Sc, Ph.D. — Dept. of Zool.. Univ. of Delhi, DELHI 7, 

 India 

 a. Cytology and cytochemistry of developing oocytes. (Tunicata) 

 h. Studies on the nuclear sex in embryos. (Mammalia) 

 RAPOLA, M. H. J. M.D. — Dept. of Anat., Univ. of Helsinki, HELSINKI. 

 Finland 



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

 Coll., SCHENECTADY, N.Y. 12308. U.S.A. 

 a. Role of water in growth and morphogenesis. Rana pipiens (Anura) 

 h. Early embryology. Marinogammams obtusatus (Gammaridae, Crusta- 



cea) 

 c. Comparative micrurgical studies on cytokinesis: extending present meth- 

 ods to a variety of experimental material and devising new forms of 

 physical experimentation. Marinogammams obtusatus (Gammaridae, 

 Crustacea), Echinarachnius parma (Echinoidea) , Rana pipiens (Anu- 

 ra) 

 RASMONT, R. Dr. — Lab. de Zool.. Fac. des Sci.. Univ. libre de Bruxelles. 



50 Avenue F. D. Roosevelt. BRUXELLES, Belgique 

 RASMUSSEN, L. Cand.mag. — Biol. Inst, of the Carlsberg Foundation, 16 



Tagensvej, COPENHAGEN N, Denmark 

 RAUNICH, L. Ph.D.. M.D.. M.I.I.F Prof. — 1st. di Anat. Comp.. Univ. 

 di Ferrara. Via delle Scienze 17, FERRARA, Italia 

 a. Development of blood cells. (Vertebrata) 

 h. Neural crest development. (Amphibia) 



c. Hemoglobins ( electrophoretic pattern) during development and meta- 

 morphosis. Lepomis spec. Ameiurus spec. (Teleostei), Bufo vulgaris 

 (Anura), Gallus gallus (Aves) 

 RAVEN, Chr. P. Dr.Sc, M.I.I.E., F.R.A., Prof. — Zool. Lab., State Univ. 

 of Utrecht, Janskerkhof 3, UTRECHT, Netherlands 



a. Maturation divisions of eggs. Various spp. (Gastropoda) 



b. Application of information theory to oogenesis and embryonic devel- 

 opment. 



c Morphology of the head region in cyclocephalic embryos. Limnaea 

 stagnalis (Gastropoda) 

 RAWLES (SPURBECK). Mrs.M.E. Ph.D., M.I.I.E. — Dept. of Em- 

 bryol, Carnegie Inst, of Washington, 115 W. University Parkway, 

 BALTIMORE, Md. 21210, U.S.A. 

 a. The origin and development of regional specialization in the integu- 

 mentary system. Gallus gallus (Aves) 



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