b Cytological aspects of heterochromatin. Drosophila melanogaster (Diptcra) 

 FACHBACH, G. Dr.phil. - Zool. Inst, der Univ., Universitatsplatz 2, A 8010 GRAZ, Austria 

 a Vergleic'hende Entwicklungsgeschichte. Salamandra salamandra subspp. (L'rodela) 

 FALEEVA, Miss T. I. - Biol. Inst., Leningrad State Univ., LENINGRAD B-164, U.S.S.R. 

 a Maturation of eggs, atresia of ovarian follicles, and regulation of these processes. Acipenser 

 ruthenus, A. stellatus (Chondrostei), Rutilus rutilus, Pelecus cultratus (Cypriniformes), Acerina 

 cernua, Macropodus opercularis, Hemichromis bimaculatus (Perciformes, Teleostei) 

 FALUGI, Mrs. C. Dr.Biol. - 1st. di Anat. Comp., Univ. di Genova, Via Balbi 5, 16126 GENOVA, 



ItaJ y 



a Cholinesterase and phosphatase activities in eggs and embryos. Balanus spec, Lepas spec. 



(Cirripedia, Crustacea) 

 FANGHANEL, J. Dr.med. - Anat. Inst., Med. Bereich, Univ. Rostock, Gertrudenstr. 9, 25 



ROSTOCK 1, D.D.R. (Germany) 

 a Experimented Untersuchungen zur Frage von Organ- und Schadelveranderungen auf Grund 



statischer Veranderungen in der Postnatal periode (Amputation der Vorderextremitaten). Rattus 



norvegicus (Rodentia) 

 b Untersuchungen des postnatalen Schadel- und Organwachstums nach pranatalem Einfluss pensta- 



tischer Faktoren (Larmeinwirkungen). Rattus norvegicus (Rodentia) 

 c Der Maxillo-Mandibulare Apparat nach chirurgisch-experimentellen Eingriffen in der Postnatal- 



periode. Oryctolagus cuniculus (Lagomorpha), Canis familiaris (Carnivora) 

 d Biometrische Organuntersuchungen und Osteogenese. Mesocricetus auratus (Rodentia) 

 FANTONI A M.D. - Lab. di Radiobiol. Anim., C.S.N. - Casaccia, C.P.2400, 00100 ROMA, Italy 

 FARGEIx! N. Dr.es Sci. - Lab. de Biol. Anim., Univ. de Clermont, B.P.45, 63170 AUBIERE, 



France 

 a Germ cells and asymmetry of gonads. (Aves) „„;„„ „ 1T ™>w~ ,. , 



FARINA, Miss E. Dr. - Zool. Inst., Univ. of Palermo, Via Archirafi 18, 90123 PALERMO, Italy 

 a Hapioid embryos produced by UV irradiation. 

 FARINELLA (FERRUZZA), Mrs. N. D.Sc, Prof. - Zool. Inst., Univ. of Palermo, Via Archirati 18, 



90123 PALERMO, Italy 

 a Hybridization. (Ascidiacea) 



b Xenoplastic transplantation. (Amphibia) .,„.„„ ,, n. a r 



FAUCOUNAU, Mrs. N. Lic.es Sci. - Lab. de Biol, et d Histol., Univ. de Bordeaux II, Place de la 



Victoire, 33 BORDEAUX, France 

 a Le role teratogene des hormones thyroidiennes. (Aves) 

 FAULHABER Miss I E. W. Ph.D., Prof. - Inst, fur Biochem. und Molek. Biol., Fachbereich 1 



(Vorklinik), Freie Univ. Berlin, Amimallee 22, 1 BERLIN 33, B.R.D. (Germany) 

 a Isolation and biochemical characterization of the primary induction factor in the gastrula. 



Xenopus laevis (Anura) . . 



b Protein and nucleic acid metabolism during the process of differentiation. Xenopus laevis 



(Anura), Triturus alpestris, Amby stoma mexicanum (Urodela) rrxpr _ , . 



FAUTREZ, J. C. M.D., Prof. - Lab. of Anat., Univ. of Gent, Ledeganckstr. 35, 9000 GENT, Belgium 



ISDB 

 a Mechanism of maturation and segmentation divisions. Artemia salina (Anostraca, Crustacea) 

 FAUTREZ (FIRLEFYN), Mrs. N. J. - Lab. of Anat., Univ. of Gent, Ledeganckstr. 35 9000 GLN1, 



Belgium .,./■* <- + \ 



a Mechanism of maturation and segmentation divisions. Artemia salina (Anostraca, Crustacea) 

 FAZEKAS-TODEA, Mrs. I. M.D. - Lab. de Embriol. Norm. s,i Parol., Acad, de Stance Med., Centr. 



de Cere. Med.,Bd.M.Viteazul 24, TIMI§OARA, Rumania 

 a Experimental teratology and teratological screening (Rodentia) ^ t . 



FEDECKA (BRUNER), Mrs. B. Dr.es Sci. - Inst. d'Embryol. et Teratol. Exper. du C.N.R.S., 4Vbis 



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

 a Enzyme synthesis and activation during development. Gallus gallus (Aves) 

 FEIERTAG (KOPPEN), Mrs. C. C. M. Drs. - Genet. Inst., State Univ., Biol. Centrum, Kerklaan 30, 



HAREN (Gr.), Netherlands 

 a Oogenesis and fertilization; parthenogenesis. Tetranychus urticae (Acan, Arachnida) 

 FELDMAN, Miss J. D. B.Ch. - Developm. Biol. Div., Natl. Inst, for Med. Research, Mill Hill, 



LONDON NW7 1AA, England 

 a Origin of polarity in the eye and morphological development of the optic tectum. Xenopus laevis 



(Anura) 

 b Formation of specific connections between retina and optic tectum. Same species as a Dri .. c 

 FELIX, J. M. D.E.S., Dr.3e Cycle - Lab. de Physiol. Anim., Univ. de Reims, B.P. 347, 51062 RLIMb 



Cpdpx rr3.ncc 

 a Endocrine function of the foetal pancreas; insulin blood levels in the foetus and in the mother 



Rattus norvegicus (Rodentia) (with R. L. JACQUOT, B. C. J. SUTTER, and Mrs , M. T SUTTER) 

 FELL Dame Honor B. - Dept. of Pathol., Div. of Immunol., Univ. ol Cambridge, Lab. Block, 



Addinbrooke's Hosp., Hills Rd., CAMBRIDGE CB2 2QQ, England I SD 'B 



FERRIER, Miss A. M.D. - Lab. of Embryol. and Cytogenet., Univ. Clinic of Gynecol, and Obstet., 



Geneva Univ., 20 rue Alcide-Jentzer, 1211 GENEVE4, Switzerland 

 a Spontaneous and induced abortions. Homo sapiens (Primates) -««-- 



FERRIER, V. Lic.es Sci. - Lab. de Biol. Gen., Univ. Paul-Sabatier, 118 Route de Narbonne, 31077 



TOULOUSE Cedex, France . 



a Hybridation intergenerique. Pleurodeles spec, Salamandra spec, Tylototnton spec (Urodela) 

 FERRINI, U. M.D., Prof. - 1st. di Zool. 'Federico Raffaele', Viale dell'Umversita 32, 00161 ROMA, 



Italy 



33 



