tography and operations in embryo culture). Rattus norvegicus (Rodentia) 

 b Effect of maternal diabetes on embryonic development in vivo and in vitro. Mus musculus, 



Rattus norvegicus (Rodentia) 

 DEVILLERS, Ch.; Dr.es Sci., Prof. - Lab. d'Anat. Comp., Univ. de Paris VII, 2 place Jussieu, 75 



PARIS Ve, France 

 DEWES, E.; Dr.rer.nat. - Fachber. Biol.-Zool. der Univ. des Saarlandes, 66 SAARBRUCKEN 11, 



B.R.D. (Germany) 

 a Experiment on post-embryonic differentiation and regulation of male imaginal discs. Ephestia 



kiihniella (Lepidoptera) 

 DHAINAUT, A.; D.Sc. - Serv. de Biol. Anim., Univ. des Sci. ct Techn. de Lille, B.P. 36, 59650 



VILLENEUVE D'ASCQ, France 

 a Oogenesis in the absence of brain hormone. (Nereidae, Polychaeta) 



b Golgi comple.x evolution and polysaccharide secretion in the oocyte. Nereis spec. (Polychaeta) 

 D'HONDT, J. L. - Lab. de Biol, des Invert. Marins et Malacol., Museum Natl. d'Hist. Nat., 57 rue 



Cuvier, 75005 PARIS, France 

 a Anatomy, histology, cytology and ultrastructure of larva, metamorphosis, and postlarva. 



Alcyonidium polyoum, Bowerbankia imbricata, Flustrellidia hispida (Ctenostomata, Ectoprocta) 

 b Larva and metamorphosis. Various spp. (Ciieilostomata; Cyclostomata, Ectoprocta) 

 DHOUAILLY, Miss D.; Dr.spec. - Lab. de Zool. et Biol. Anim., Univ. Sci. et Med. de Grenoble, B.P. 



53, Centre de Tri, 38041 GRENOBLE, France 

 a Formation of barb ridges in feather filaments. Gallus gallus. Anas platyrhynchos (Aves) 

 b Fine structure and composition of developing feather keratins. Same species as a 

 DICK, D. A. T.; D.Sc, Prof. - Dept. of Anat., Univ. of Dundee, DUNDEE DDl 4HN, Scotland, U.K. 

 a Study of water and ion fluxes in oocytes. Bufo bufo (Anura) 

 DIDIER (MARTIN), Mrs. E.; Dr.es Sci. - Lab. de Biol. Anim., Univ. de Clermont, B.P. 45, 63170 



AUBlfeRE, France 

 a Experiments on germ cell population and gonad organogenesis, Gallus domesticus, Coturnix 



coturnix (Aves) 

 DIDIER, R.; Dr.3e cycle - Lab. de Biol. Anim. Univ. de Clermont, B.P. 45, 63170 AUBIERE, France 

 a Action des herbicides 2,4, 5-T et simazine sur I'embryon. (Aves) 

 DIETERLEN (LifcVRE), Mrs. F.; Dr.Sci. - Inst. d'Embryol. Exp. du Coll. de France et du C.N.R.S., 



11 place M.Berthelot, 75 PARIS Ve, France 

 a Experimental analysis of spleen morphogenesis. Gallus domesticus, Coturnix c. japonica (Aves) 

 b Origin of blood stem cells studied in early quail embryos grafted on chick yolk sac. Same species 



as a 

 DIETHELM, F. - Dept. d'Embryol. et Teratol. Exp., Inst, de Biol. Anim., Univ. de Fribourg, 1700 



FRIBOURG, Switzerland 

 a Morphogenese du neurocrane. Gallus gallus (Aves) 

 b Action de Tactinomycine D et de la puromycine sur le developpcment de la tete embryonnaire. 



Gallus gallus (Aves) 

 DI GRANDE, Miss F.; Dr. Inst, of Zool.. Univ. of Bologna, Via S. Giacomo 9, 40126 BOLOGNA, 



Italy 

 a X-ray destruction of germ cells, sterile gonad development and sex differentiation. Bufo bufo, 



Rana dalmatina (Anura) 

 b Descriptive and experimental study of development and sex differentiation of genital apparatus. 



Sepia officinahs (Cephalopoda) 

 c Regeneration and origin of germ cells. Mercierella enigmatica (Serpulidae, Polychaeta) 

 DINI, F.; Dr.Sc.Biol. - 1st. di Zool e Anat. Comp. delLUniv., Via A. Volta 4, 56100 PISA, Italy 

 DI STEFANO, L.; Ph.D. - 1st. di Istol. ed Embriol., Univ. di Palermo, Via Archirafi 20, 90123 



PALERMO, Italy 

 DOHLE, W.; Dr.rer.nat. - Inst. Allg. Zool. Exp. Morphol., Freie Univ., Kon.-Luise-Str. 1-3, 1 BERLIN 



33, B.R.D. (Germany) 

 a Cell differentiation in the germ band. Diastylis rathkei (Cumacea, Crustacea) 

 b Germ band formation. Gammarus pulex (Amphipoda), Neomysis vulgaris (Mysidacea, Crustacea) 

 c Differentiation of segmental structures during embryogenesis; projection of a map of primary 



segmental organs on the adult body. Julidae (Diplopoda) 

 DOHMEN, M. R.; Drs. - Zool. Lab., State Univ. of Utrecht, Transitorium 111, Padualaan 8, 



UTRECHT, Netherlands 

 a Electron microscopy of developmentally significant cytoplasm and cell contacts in early cleavage. 



Lymnaea stagnalis, Bithynia tentaculata, Crepidula fornicata (Gastropoda) 

 DOLCEMASCOLO, G.; Dr. 1st. di Biol. Gen., Univ. di Palermo, Via Divisi 83, 90133 PALERMO, 



Italy 

 a Histochemistry and ultrastructure of oogenesis and embryology. (Ascidiacea) (with 



V. MANCUSO and M. GIANGUZZA) 

 DOLLANDER, A.; Dr.med., Prof. - Lab. d'Embryol., Univ. de Nancy I, 31 rue Lionnois, 54000 



NANCY, France 

 a Developpcment dc la languc et du larynx. Homo sapiens (Primates) (avcc R. SEMBA, Japan et 



c. ciioffi;l) 



DOMAC, Mrs. B.; M.D., Sc.M.D. Inst, of Histol. and Embryol., Fac. of Med., Univ. of Zagreb, Salata 



3, P.O.Box 166, 41001 ZAGREB, Yugoslavia 

 a Teratogenic effect of some tranquillizers on neural plate and tube derivatives (in vivo injection 



and histochemistry). Oryctolagus cuniculus (Lagomorpha), Rattus spec. (Rodentia) 

 DOMENICH RATTO, G. Dept. of Anat., Univ. of Barcelona, C/.Casanova 143, BARCELONA 11, 



Spain 

 a Development of muscles of soft palate 



30 



