Srr-Sze 



c. Mitosis inhibition as a factor of differentiation of the pigment epithe- 

 lium. Rana ridibunda, Bufo viridis (Anura), Rattus norvegicus ( Ro- 

 dent ia) 



d. Nuclear transplantation from the gastrula ectoderm, neural plate, eye 

 rudiment and early endoderm. Rana arvalis, Bufo bufo (Anura) (in col- 

 laboration with Mrs. L. A. NIKITINA) 



e. Factors of iris and ciliary body differentiation. Rana temporaria, R. ridi- 

 bunda (Anura) , Rattus norvegicus (Rodentia) 



STROM, R. Fil.mag. — Zool. Inst., Univ. of Uppsala, UPPSALA, Sweden 



a. Larval development. (Bryozoa) 

 STRUDEL, G. Dr.es Sci. — Lab. d'Embryol. et Teratol. exper. du C.N.R.S., 



49bis Avenue de la Belle Gabrielle, NOGENT sur Marne (Seine), 



France 



— Lab. d'Embryol. exper. du Coll. de France, 1 1 Place Marcelin Ber- 



thelot, PARIS Ve, France 



a. Developpement du systeme nerveux orthosympathique. (Aves) 



b. Developpement de la colonne vertebrale. (Aves) 



c. Role inducteur de la chorde et du tube nerveux; chondrogenese. (Aves) 



d. Teratologie de la colonne vertebrale. (Aves) 



STUCHLY, Z. Dr., Prof. — Zaklad Biol. Ogolnej, Akad. Med., ul. Bujwi- 

 da 9, WROCLAW, Poland 

 a. Influence of blockage of the reticulo-endothelial system on metamor- 

 phosis. (Amphibia) 



STULZ, W. A. B.A., Ph.D. — Dept. of Anat., Coll. of Med., Univ. of Ver- 

 mont, BURLINGTON, Vt., U.S.A. 



SUBTELNY, S. Ph.D. — Inst, for Cancer Research, 7701 Burholme Ave., 

 PHILADELPHIA 11, Pa., U.S.A. 



SUCH (RAZIMBAUD), Mrs. J. Dr.Biol.anim. — Lab. de Zool. exper., Fac. 

 des Sci. de Bordeaux, 40 Rue Lamartine, TALENCE (Gironde), France 

 a. Recherches descriptives et experimentales sur le developpement embry- 

 onnaire de l'oeil compose. (Insecta) 



SUGIE, T. — Nat. Inst, of Animal Industry, CHIBA-shi, Japan 



a. Transplantation of fertilized ova by a non-surgical method. (Mammalia) 

 (in collaboration with K. OTSUKI and T. SOMA) 



b. Storage and culture of fertilized ova. (Mammalia) (in collaboration with 

 K. OTSUKI and T. SOMA) 



c. Fertilization of ova in vitro. (Mammalia) (in collaboration with 

 K. OTSUKI and T. SOMA) 



SUGINO, H. D.Sc, M.I.I.E., Prof. — Biol. Lab., Osaka Gakugei Univ., 

 Ten-noji-ku, OSAKA, Japan 



a. Transplantation experiments. Dugesia gonocephala (Tricladidea) 



b. Regeneration of epidermis. Dugesia gonocephala (Tricladidea) 

 SUGIYAMA, M. M.A., D.Sc. M.I.I.E., Prof. — Marine Biol. Station, Na- 



goya Univ.. Sugashima-cho, TOBA, Mie-ken, Japan 

 a. Physiological studies on fertilization and artificial parthenogenesis. Hemi- 

 centrotus pulcherrimus, Pseudocentrotus depressus (Echinoidea) (in col- 

 laboration with M. ISHIKAWA) 



SUKIRNA, M. Prof. — Fakultas Kedokteran, Universitas Indonesia, Bag. 

 Ilmu Djaringan Tubuh, Salemba no. 6, DJAKARTA, Indonesia 



SULLIVAN, G. E. M.Sc, Ph.D. — Dept. of Histol. and Embryol., Univ. of 

 Sydney, SYDNEY, N.S.W., Australia 



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