a Oogenesis in parthenogenetic and amphigonic eggs. Daphnia spec. (Cladocera, Crustacea) 



b Endocrine centres, growth, moulting, and gametogenesis. Same species as a 



c Organization of reproductive system and gametogenesis. Limnadia lenticularis (Conchostraca), 



Derocheilocaris remanei (Mystacocarida, Crustacea) , „ 



ZAHLAVA, J. MUDr., CSc. - Inst, of Pathophysiol., Charles Univ., Lidicka 1, 306 05 PLZEN, 



Czechoslovakia . 



a Developmental changes in the connections between medial geniculate body and homo- or 



contralateral cortical auditory areas in the gyrus ectosylvius anterior and medius. Canis famiharis 



(Carnivora) , . , 



b The different influence of GABA (7-aminobutyric acid) and some convulsants on the cortical 



auditory responses evoked by acoustic or by electrical stimulation of subcortical structures 



during postnatal development. Canis familiaris (Carnivora) 

 ZA1TZEV A V Cand.biol.sci. - A.N.Severtzov Inst, of Anim. Evol. Morphol. and Ecol., Acad, ot 



Sci. of the USSR, Lening Ave.33, MOSCOW 117071, U.S.S.R. 

 a Specificity of spermatogenesis and ovogenesis. Esox lucius (Teleostei) 

 ZAMBRE, S. K. Ph.D. - Dept. of Physiol., Inst, of Entomol., Czech. Acad, of Sci., Na Folimance 5, 



12000 PRAHA 2, Czechoslovakia 



- Dept. of Zool., Univ. of Poona, POONA, India 

 a Embryogenesis. Dineutes indicus (Coleoptera) 



b Endocrinology. Drosophila melanogaster (Diptera), Schistocerca gregaria (Orthoptera) 

 ZEILMAKER, G. H. Ph.D. - Dept. of Endocrinol., Growth and Reprod., Med. Fac. Rotterdam, 



P.O.B. 1738, ROTTERDAM, Netherlands 

 a Endocrine aspects of blastocyst implantation. Rattus norvegicus (Rodentia) 

 b Egg transplantation. Mus musculus (Rodentia) 



c Development of ectopic trophoblast. Rattus norvegicus, Mus musculus (Rodentia) 

 d Energy requirements and fertility of matured oocyte. Mus musculus (Rodentia) 

 e Fusion of blastomeres and oocytes with inactivated sendai virus. Mus musculus (Rodentia) 

 ZILCH, R. - I.Zool. Inst, der Univ. Erlangen-Nurnberg, Universitatsstr. 19, 852 ERLANGEN, B.R.D. 



(Germany) 

 a Embryology. Thermosbaenacea and other Malacostraca (Crustacea) 

 ZILLER (SENGEL), Mrs. C. Dr.es Sci. - Inst. d'Embryol. et Teratol. Exper. du C.N.R.S., 49bis Av. 



de la Belle Gabrielle, 94130 NOGENT-sur-MARNE, France 



- Lab. d'Embryol. Exper. du Coll. de France, 11 Place M.Berthelot, 75 PARIS Ve, France 



a In vitro culture of regenerating tissues and organs. Dugesia lugubris, D. tigrina, Polycehs nigra 



(Turbellaria) 

 b Influence of various factors (tissue and organ extracts) on pharynx regeneration. Same species as a 



c Development and determination of imaginal discs. Drosophila melanogaster (Diptera) 

 ZIMMERMANN W Dr rer.nat. - Arbeitsgr. Prof. G. H. M. Gottschewski am Max-Planck-Inst. fur 



Immunbiol.', Stefan-Meier-Str. 8, 78 FREIBURG i.Br., B.R.D. (Germany) 

 a Normal development of early stages with special reference to the immunological and nutritional 



relations with the mother. Mesocricetus auratus, Cavia porcellus (Rodentia) 

 b Determination and differentiation of organ primordia analysed by the use of teratogenic sub- 

 stances. Mesocricetus auratus, Cavia cobaya (Rodentia) 

 ZISSLER, D. Dr.rer.nat. - Biol. Inst. I (Zool.) der Univ., Katharinenst. 20, 78 FREIBURG, B.R.D. 



(Germany) . 



a Ultrastructure of normal and UV-irradiated eggs and embryos. Smittia spec. (Chironomidae, 



Diptera) ._.„ 



ZOKOLOVA, Mrs. Z. A. - Chair of Embryol., Biol. Fac, State Univ. of Moscow, Lenin Hills, 



MOSCOW 117234, U.S.S.R. 

 a Inductional connections between parts of the eye. Lymnaea stagnalis (Gastropoda), Rana 



temporaria (Anura) 

 ZONNEVELD, B. J. M. Drs. - Dept. of Genet., Univ. of Leiden, Kaiserstr. 63, LEIDEN, Netherlands 

 a Developmental genetics of the fruiting bodies. Aspergillus nidulans (Ascomycetes) 

 ZOTIN A. I. Dr.Biol.Sci., Prof. - Lab. of Developm. Biophys., Inst, of Developm. Biol., Acad, of 



Sci. of the U.S.S.R., Vavilov St.26, 117334 MOSCOW, U.S.S.R. 

 a Thermodynamic aspects of developmental biology, 

 b Growth and energetics of embryos. Misgurnus fossilis (Teleostei), Ambystoma mexicanum 



(Urodela) 

 ZUBOVA, Mrs. S. E. - Biol. Inst., Leningrad State Univ., LENINGRAD B-164, U.S.S.R. 

 a Sex differentiation. (Chondrostei) 



b The process of gametogenesis under ionizing radiations. (Chondrostei) 

 ZUCCATOSTA, A. Dr. - Anthropol. Inst., Univ. of Camerino, 62032 CAMERINO, Italy 

 a Developmental pathology. Homo sapiens (Primates) 

 ZUCHT, B. Dr. rer. nat. - Inst, fur Allgem. und Spez. Zool., Naturwissensch. Fak., Univ. Hohen- 



heim, 7 STUTTGART 70, W.Germany onn , 



ZUEGER.P. M.Sc. - Lab. for Developm. Biol., Swiss Fed. Inst, of Technol., Sonneggst. 5, 8006 



ZURICH, Switzerland 

 a Effect of ions on gene function. Chironomus spec. (Diptera) 

 ZUSMAN, I. N. Cand.biol.sci. - A.N.Severtzov Inst, of Anim. Evol. Morphol. and Ecol., Acad, of 



Sci. of the USSR, Lenin Ave.33, MOSCOW 1 17071, U.S.S.R. 

 a Resistance and adaptation of the early embryo. Testudo graeca, T. horsfieldi, Emys orbicularis 



and others (Chelonia), Gallus gallus, Anas domesticus, Coturnix coturnix and others (Aves) 



106 



