a. Physiology of fertilization and cleavage. Oryctolagus cuniculus (Lago- 

 morpha) 



b. Fertilizability. Oryctolagus cuniculus (Lagomorpha) 



c. Parthenogenetic development of blastocysts. Oryctolagus cuniculus 

 (Lagomorpha) 



d. Effects of low temperatures on heart beat of 10 day old embryos. Oryc- 

 tolagus cuniculus (Lagomorpha) 



e. Fertilization and parthenogenesis. Mustela furo L. (Carnivora) 



f. Irradiation of spermatozoa and ova in vitro. Oryctolagus cuniculus 

 (Lagomorpha) 



CHANG, T. K. Dr — Chinese Peking Union Med. College, PEKING, 

 China 



CHANMUGAM, P. K. M.Sc. M.R.C.S., L.R.C.P., L.M.S. — Dept of 

 Anat., Fac. of Med.. Univ. of Ceylon. Kynsey Rd. COLOMBO 8, 

 Ceylon, India 



CHAPMAN, A. O. Ph.D. — Dept of Anat., Coll. of Med., Univ. of 

 Nebraska. OMAHA 5, Nebraska, U.S.A. 



CHASE, H. B. Ph. D., Prof. — Arnold Biol. Lab., Brown Univ., PROVI- 

 DENCE 12, R.I., U.S.A. 



a. A study of anophthalmia and microphthalmia. Mus musculus (Rodentia) 



b. A study of skin and its derivatives with emphasis on hair development 

 and pigment distribution. Mus musculus (Rodentia) 



c. Radiation effects on hair follicle morphogenesis. Mus musculus. Cavia 

 cobaya (Rodentia) 



CHEN, P. S. DrPhil. — Zool.-vergl.Anat. Inst.. Naturw. Fak., Univ. 

 Zurich, Kiinstlergasse 16, ZURICH 6, Schweiz 

 a. Xenoplastische Chimaren. (Amphibia) (in Zusammenarbeit mit 

 F. BALTZER, Bern) 



CHENEY. R. H. B.S., A.M., S.M.. Sc.D.. Prof. — Dept of Biol., Brook- 

 lyn Coll., Bedford Ave and Ave H, BROOKLYN 10, N.Y.. U.S.A. 



a. Retardation effect of dimethylated xanthines on development. Arbacia 

 punctulata (Echinoidea) 



b. Theophylline, theobromine, and caffeine effects on fecundity and deve- 

 lopment. Rattus norvegicus (Rodentia) 



c. Effect of di- and trimethylated xanthines on root tip growth. Allium 

 spec. (Liliaceae) 



d. Effect of methylated xanthines on the oxygen consumption of the ferti- 

 lized egg and early embryology. Arbacia punctulata (Echinoidea) 



e. Effect of x-ray irradiation on development of methylated xanthine-treated 

 eggs. Arbacia punctulata (Echinoidea) 



f. Effect of caffeine on development. Rana pipicns (Anura) 

 CHIQUOINE, A. D. B.A., Ph.D. — Dept of Anat.. Washington Univ., 



ST LOUIS, Mo., U.S.A. 

 a. Electron microscopy and cytochemistry of differentiating cells. 

 CHISHIMA, K. Prof. — Lab. for Zool., Dept of Agricult., Gifu Univ.. 

 Naka-cho, GIFU, Gifu-ken, Japan 



a. New cell (spermatogonia) -formation from living substances (fatty tis- 

 sue). Bombyx mod L., Pachytilus danicus L. (Insecta) 



b. New cell (hemocytoblast) -formation from yolk spheres in embryo and 

 tadpole. Rana nigromaculata Hall (Anura) 



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