Butler 18 Cart 



b. Blastema formation and regeneration in limbs in which proximodistal 

 polarity has been reversed. Ambystoma punctatum and Ambystoma 

 opacnm (Urodcla) 



c. Regression (reduction) and subsequent reconstitution. Clavelina lepa- 

 diformis (Tunicata, Urochordata) 



d. Effects of ultraviolet radiation on limb development and limb regene- 

 ration. (Urodela) 



BUTROS. J. M.A.. Ph.D. — American Univ.. BEIRUT. Lebanon 



(no embryological work in progress) 

 BUTZ. P. — Zool. Inst, der Univ.. Katharinenstr. 20. FREIBURG i. Brsg.. 



Deutschland 

 a. Entwicklung der Sehleistung. (Lepidoptera; Culicidae, Diptera) (gemein- 



sam mit H. LODTKE) 

 BYCZKOWSKA. Miss W. Mgr — Zaklad Anat. Porownawczej U. J. im 



H. Hoyera. sw. Anny 6, KRAKOW, Poland 

 a. Proteolitic activity of the yolk sac cell, investigated by tissue culture 



method. Gallus (Aves) 

 CAIRNS. J. M. A.B.. M.S., Ph.D.. Asst Prof. — Dept of Anatomy. School 



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



(no data received on Nov. 1"', 1953) 

 CALLAN, H. G. M.A.. D.Sc. Prof. — Dept of Zool., The University, 



ST ANDREWS, Fife. Scotland (U.K.) 



(no data received on Nov. 1^'. 1953) 

 CAMBAR, R. Dr — Lab. de Biol. Gen., Fac. des Sci. de Bordeaux, 40 Rue 



Lamartine, TALENCE (Gironde), France (Anura) 



a. Les facteurs de la morphogenese du mesonephros. Rana, Alytes, Xenopus 

 h. Etude du developpement du systeme pronephretique. en particulier de 



I'uretere primaire. Rana, Alytes, Xenopus (Anura) 



c. Table chronologique du developpement normal. Rana, Alytes (Anura) 



d. Analyse experimentale des phenomenes de I'eclosion. (Anura) 



e. Developpement du systeme renal. Xenopus laeuis (Anura) (Normal 

 Table) (en collaboration avec M. WILLIAUME) 



CAMPENHOUT. E. van F.I. I.E., Dr. Prof. — Inst. d'Anat., Univ. de 



Louvain. 38 Rue des Recollets, LOUVAIN, Belgique 

 CARPENTER, Miss E. B.A., M.S., Ph.D. — Zool. Dept. Smith College, 



NORTHAMPTON. Mass.. U.S.A. 



(no data received on Nov. 1''. 1953) 

 CARR. Miss E. B. (Mrs LAURENCE) B.Sc Ph. D. — Dept of Embryol.. 



Univ. Coll. London. Gower St, LONDON W.C. 1, England (U.K.) 

 a. Embryonic and postnatal development. (Marsupialia and Eutherian 



Mammalia) 

 CARRANO, Miss F. Dr — 1st. di Zool., Via Archirafi 18, PALERMO, 



Italia 

 a. Xenoplastic chimaerae. (Amphibia) 

 CARTER. T. C. Ph.D. — Med. Res. Council. Inst, of Animal Genet.. King's 



Buildings, West Mains Rd, EDINBURGH 9, Scotland (U.K.) 



a. Developmental study of a radial hemimelia mutant. Mus musculus (Ro- 

 de ntia) 



b. Developmental study of the myelencephalic blebs mutant. Mus musculus 

 (Rodentia) 



