SHOGER, R.L. A.B.. M.S., Ph.D. — Dept. of Biol., Carleton Coll., 

 NORTHFIELD, Minn. 55057. U.S.A. 



a. Regulative capacity of the node region. Gallus domesticus (Aves) 



b. Further investigation on EDTA (versene) inhibition of definitive streak 

 embryos. Gallus domesticus (Aves) 



c. Studies on the continuity of primordial germ cells from first appearance 

 to functional gametes. Gallus domesticus if Aves) 



SHORT. B.F. M.Agr.Sc. Ph.D. — Div. of Anim. Physiol.. C.S.I.R.O., Ian 

 Clunies Ross Animal Res. Lab.. Great Western Highway, (P.O.Box 

 144. Parramatta). PROSPECT. N.S.W.. Australia 

 a. Morphogenesis of wool follicles and fibres. Ovis spec. ( Artiodactyla) 

 SHULOV, A. Dr.Sc, Prof. — Dept. of Entomol. and Venomous Animals, 

 Hebrew Univ., JERUSALEM, Israel 

 a. Development of eggs and the role of water in it. Locusta migratoria 



migratorioides (Acrididae. Orthoptera) 

 h. Egg development. Nom>adacris septemfasciata (Acrididae, Orthoptera) 



c. External morphology of eggs. Xenopsylla cheopis (Aphaniptera) 



d. Influence of external factors (temperature, humidity) on egg develop- 

 ment. Acrotylus insubricus, Ailopus thalassinus, Morphacris fasciata 

 sulcata, Oedipoda miniata, O. aurea, O. coerulescens, Locusta migrato- 

 ria migratorioides. Nomadacris septemfasciata (Acrididae, Orthoptera) 

 (in collaboration with M.P.PENER) 



SHUPE, J.L. — Animal Disease and Parasite Res. Div.. Agric. Res. Service, 

 U.S.Dept. of Agric, 1150 East 14th North, LOGAN. Utah 84321. 

 U.S.A. 

 a. The association of poisonous plants with congenital deformities. (Mam^ 

 malia) 

 SIDOROVA. Mrs.V.F. Cand.biol.sci. — Inst, of Exper. Biol., Acad, of 

 Med. Sci. of the U.S.S.R.. Baltiyskaya 8. MOSCOW A-315, U.S.S.R. 

 a. Study of processes of organ regeneration. (Vertehrata) 

 SIGNORET, J. Dr.es Sci., Prof. — Dept. de Biol. Anim., Fac. des Sci., 

 CAEN, Calvados, France 

 a. Study of nuclear differentiation and specific activities by means of nu- 

 clear transplantation. Ambystoma mexicanum (Urodela) 

 h. Study of chromosome changes during cellular differentiation. Ambysto- 

 ma mexicanum (Urodela) 

 SIGOT, M. Lic.es Sci. — Inst. d'Embryol. et Teratol. exper. du C.N.R.S.. 

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

 France 



— Lab. d'Embryol. exper. du Coll. de France, 1 1 Place Marcclin Berthe- 

 lot, PARIS Ve, France 



a. Morphogenese du tube digestif en culture in vitro. Gallus spec. 

 (Aves) 

 SIGOT (LUIZARD), Mrs.M.F. Lic.es Sci. — Inst. d'Embryol. et Teratol. 

 exper. du C.N.R.S., 49bis Avenue de la Belle Gabrielle, NOGENT sur 

 Mame (Seine), France 



— Lab. d'Embryol. exper. du Coll. de France, 11 Place Marcelin Ber- 

 thelot, PARIS Ve, France 



187 



