Gco-Git 



a. Extirpation of the roof of the diencephalon and its effects on the develop- 

 ment of the pineal body and other epithalamic derivatives. Gallus domes- 

 ticus (Aves) 



b. Developmental physiology of cornea and lens. Gallus domesticus (Aves) 

 GEORGE, J. C. Ph.D., Prof., F.Z.S., F.Z.S.I. — Dept. of Zool.. Univ. of 



Baroda, BARODA 2, India 

 a. Physiology of development. Limnaea spec. (Gastropoda) , Gallus spec. 

 (Aves) 

 GERISCH, G. Dr.rer.nat. — Zool. Inst, der Univ., Katharinenstr. 20, FREI- 

 BURG i.Brsg., Deutsche Bundesrepublik 



a. Chemotaxis, Induktionswirkung von Aggregationszentren. Dictyostelium 

 minutum (Acrasiales) 



b. Zellkontaktbildung, Zelldifferenzierung, Entwicklungsdefekte bei Mu- 

 tanten. Dictyostelium discoideum (Acrasiales) 



GERZELI, G. — 1st. di Anat. Comp., Univ. di Pavia, Piazza Botta 10, PA VI A, 

 Italia 



a. Electron microscopical studies on the oocytes. Thysanozoon brocchii (Poly- 

 cladidea, Turbellaria) 



b. Test cells and follicle cells (histochemical studies). (Ascidiae) 



c. Enterochromaffin cell system (histochemical studies). (Tunicata) 

 GEYER (DUSZYN$KA), Mrs. I. Dr. — Dept. of Cytol., Warsaw Univ., 



Krakowskie Przedmiescie 26/28, WARSZAWA 64, Poland 



a. Experimental studies on germ line chromosomes. Further studies on the 

 fate of germ cells with somatic chromosome number. (Cecidomyidae, Dip- 

 tera) 



b. The cytological analysis of the T-locus. Mus musculus (Rodentia) 

 GHIANI, P. Dr.Med., Dr.Sci.Nat., Prof.inc. — 1st. di Anat. e Fisiol.Comp., 



Univ. di Genova, Via Balbi 5, GENOVA, Italia 



a. Developmental endocrinology, with particular reference to pancreas, thy- 

 roid and neurosecretory system. (Ascidiae; Pisces; Aves) 



b. Homeostimulation and general growth factors in vivo and in vitro 

 (organotypic culture). (Amphibia; Aves) 



GIDHOLM, L. Fil.lic. — Zool. Inst., Univ. of Uppsala. UPPSALA, Sweden 



a. Larval development. (Syllidae) 

 GILBERT, P. W. A.B., Ph.D., M.I.I.E., Prof. — Dept. of Zool., Cornell 

 Univ., ITHACA, N.Y., U.S.A. 



a. Studies on reproductive habits and structures, especially the clasper 

 mechanism and the function of the siphon sacs. (Elasmobranchii) 



b. Gestation and parturition in representative species. Urolophus jamaicien- 

 sis, Dasyatis americana (Elasmobranchii) 



c. Studies on sense organs and behavior. (Elasmobranchii) 



d. Relationship of mother to developing young, both structural and func- 

 tional. (Elasmobranchii) 



GILES, E. T. M.Sc, Ph.D., D.I.C — Dept. of Zool., Univ. of New England, 

 ARMIDALE 5 N., N.S.W., Australia 

 a. Postembryonic development of reproductive organs and genitalia. Labi- 

 dura riparia truncata (Dermaptera) 

 GILLOT (PERDRIX), Mrs. S. — Lab. de Zool. exper., Fac. des Sci. de Lyon, 

 43 Bd. de l'Hippodrome, VILLEURBANNE, France 

 a. Etude autoradiographique du metabolisme des acides nucleiques au cours 



58 



