CLEMENT. A. C. Ph.D., M.I. I.E., Prof. — Dept. of Biol., Emory Univ.. 

 ATLANTA 22. Ga.. U.S.A. 

 a. Localization of morphogenic factors: experimental analysis. Ilyanassa 



obsoleta (Gastropoda) 

 h. Cytochemical and physiological studies of early development. Ilyanassa 

 obsoleta (Gastropoda) 

 CLERMONT. Y. B.Sc, Ph.D.. Prof. — Dept. of Anat.. McGill Univ., 

 MONTREAL. Quebec, Canada 

 a. Initiation of spermatogenesis. Rattiis norvegicus (Rodentia) (in colla- 

 boration with Miss C. HUCKINS) 

 CLEWE. T. H. M.D. — Dept. of Obstetrics and Gynecol., Vanderbilt Univ. 

 School of Med.. NASHVILLE, Tenn. 37203, U.S.A. 

 a. Physiology of gamete and zygote transport in the female. (Mammalia) 

 CLULOW, F. — Dept. of Biol, Univ. of Ottawa. OTTAWA, Ontario. Cana- 

 da 

 CLUTTER, Miss M. E. B.A.. M.S., Ph.D. — Dept. of Biol. (Osbom 

 Memorial Lab.), Yale Univ., NEW HAVEN, Conn. 06520, U.S.A. 



a. Histodifferentiation in tissue cultures. Nicotiana tabacum (Dicotyledon 

 neae) 



b. Meiosis and spore differentiation. Osmunda cinnamomea (Filicinae) 

 COCK, A. G. M.A., Ph.D. — Dept. of Zool., Univ. of Southampton. 



SOUTHAMPTON. Hampshire. England 

 a. Developmental genetics of body shape and size. (Crustacea; Insecta 



Heterometabola), Gallus gallus (Aves) 

 COHEN Ph. P. Ph.D.. M.D., Prof. — Dept. of Physiol. Chem., Univ. of 



Wisconsin, Med.Scis.Bldg.. MADISON, Wis. 53706, U.S.A. 

 a. Biochemical aspects of differentiation in liver during metamorphosis 



(enzyme changes and induction; RNA. DNA and histone changes; 



biochemical mechanism of thyroxine action as an inducer). Rana cates- 



beiana (Anura) 

 COHEN, S. Ph.D., M.I.I.E., Prof. — Dept. of Biochem., School of Med., 



Vanderbilt Univ., NASHVILLE 5. Tenn.. U.S.A. 

 COHN S. A. B.S., M.S.. Ph.D. — Dept. of Anat.. Med. Units. Fac. of 



Basic Med. Sci.. Univ. of Tennessee. MEMPHIS 3, Tenn., U.S.A. 

 COLLE (VANDEVELDE), Mrs. A. M.D. — Lab. of Anat., Fac. of Med., 



Univ. of Gent. Bylokekaai 1, GENT, Belgium 



a. Development of blood and blood-vessels. Gobius niger, G. paganellus. 

 Lepadogaster Candollii (Perciformes, Teleostei), Syngnathus typhle, 

 Nerophis ophidion (Syngnathiformes, Teleostei) 



b. Development of pharynx. Brachydanio rerio (Cypriniformes, Teleostei), 

 Betta splendens (Perciformes, Teleostei) 



COLLIER, J. R. B.S.. M.S.. Ph.D.. Prof — Dept. of Biol, Rensselaer 

 Polytechnic Inst.. TROY. N.Y. 12181. U.S.A. 



a. Nucleic acid and protein synthesis of the embryo, with particular 

 interest in the transcription and regulation of the genome during 

 embryogenesis. 1 ) RNA and protein synthesis during early develop- 

 ment. 2) The role of DNA-dependent RNA synthesis in embryo- 

 genesis. Ilyanassa obsoleta (Gastropoda) 

 COLLIN, J. P. Lic.es Sci., D.E.S. — Lab. de Biol. Anim., 1 Avenue 

 Vercingetorix. CLERMONT-FERRAND, France 



a. Developpement de I'epiphyse. (Aves) 



41 



