Salzgeber-Sch 



a. Recherches sur Taction d'agents physiques et chiraiques sur la differen- 

 ciation sexuelle. 



b. Action de substances chimiques sur les gonades embryonnaires cultivees 

 in vitro. 



c. Etude sur les associations de gonades embryonnaires de deux classes. 

 Gallus spec. (Aves), Mus spec. (Rodentia) 



SAMANO BISHOP. Miss A. Dr. — Inst, de Biol.. Ciudad Universitaria, 

 MEXICO D.F., Mexico 



a. Embryology. Centruroides spp., Vejovis spp. (Scorpiones, Arachnoidea) 



b. The fine structure and histochemistry of the venomous gland. Centru~ 

 roides limpidus limpidus (Scorpiones, Arachnoidea) 



SAMBUICHI, H. D.Sc. — Zool. Lab., Fac. of Sci., Hiroshima Univ., Hi- 

 gashisenda-cho, HIROSHIMA, Japan 

 a. The effect of irradiation with y- and UV-rays on the nucleus and cyto- 

 plasm of eggs. Rana nigromaculata (Anura) 



SANDER, K. Dr.rer.nat., Ph.D. — Zool. Inst, der Univ. Wiirzburg, Ront- 

 genring 10, WQRZBERG, Deutsche Bundesrepublik 

 a. Primitiventwicklung. Organisationsmuster. Euscelis plebejus (Cicadina, 

 Homoptera) 



SANYAL, S. M.Sc, D.Phil. — Dept. of Zool., Presidency Coll., College 

 St., CALCUTTA 12, India 



a. Morphallaxis as a factor in morphogenesis. Hydra spec. (Coelenterata) 



b. Determination and individuation. Hydra spec. (Coelenterata) (in coll- 

 aboration with S. MOOKERJEE and A. K. SINHA) 



SARA, M. Dott.Nat.Sci., Prof. — 1st. di Zool. dell'Universita di Napoli, Via 

 Mezzocannone 8, NAPOLI, Italia 



a. Gametogenesi. (Porifera) 



b. Cicli sessuali (gonocorismo, ermafroditismo, inversione del sesso). Poly- 

 mastia spec, Aaptos spec, Hymeniacidon spec, Cliona spec. (Porifera) 



SARKAR, D. N. — Cell Research Unit., Dept. of Zool., Calcutta Univ., 35 



Balygunje Circular Road, CALCUTTA 19, India 

 SASAKI, N. M.Sc. — Dept. of Biol., Fac. of Sci., Kumamoto Univ., Kuroka- 



mi-machi, KUMAMOTO-Shi, Japan 



a. Lens induction by a crude protein extracted from rabbit bone-marrow. 



b. Inductive effects of chick-embryo juice on presumptive epidermis. Tritu- 

 rus pyrrhogaster (Urodela) 



c Physico-chemical nature of inducing substances. 

 SATO, T. D.Sc, D.Phil.Nat., M.I.I.E., Prof. — Biol. Inst., Fac. of. Sci., 

 Nagoya Univ., Chikusa-ku, NAGOYA, Japan 



a. Biochemical and electron microscopical studies on lens regeneration. Tti- 

 turus pyrrhogaster (Urodela) 



b. Comparative studies on lens regeneration. (Cobitidinae, Siluridae, Te~ 

 leostei) 



SAUNDERS, J. W. B.S., M.S.. Ph.D., M.I.I.E., Prof. — Dept. of Biol. 

 Marquette Univ., 1217 West Wisconsin Ave.. MILWAUKEE 3. Wis., 

 U.S.A. 



a. The role of ectoderm in the development of the limbs. Gallus domesticus 

 (Aves) 



b. An analysis of the factors affecting tract-specificity in embryonic feather 

 areas. Gallus domesticus (Aves) 



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