Frank 31 Gen 



a. Cranial ontogenesis. Struthio (Aves) 

 FRASER, A. S. B.Sc. M.Sc Ph.D. — Animal Genetics Section, C.S.I.R.O., 

 Univ. of Sydney. SYDNEY. N.S.W., Australia. 



a. Epigenetics of the fleece. Ovis ammon (Artiodactyla) 



b. Skin graft incompatibility reactions. Development and morphology of hair 

 and skin mutants. Mus musculus (Rodentia) 



FRICK. H. Dr med. — Dr Senckenberg. Anat. Inst., Med. Fak. der Univ.. 

 Ludwig Rehnstr. 14, FRANKFURT/Main Sud, Dcutschland. 



a. Placenta. Roussetus and Rhinolophus (Chiroptera) 



b. The development of the skull. Myotis myotis ( Microchiroptera) 

 FROUD. M. D. B.Sc. — Wye Coll., Univ. of London. ASHFORD. Kent. 



England (U.K.) 



a. Variation in aortic arches in late embryos. Gallus domesticus (Aves) 



b. Study of ductus arteriosus in relation to hatching. Gallus domesticus 

 (Aves) 



GAILLARD, P. J. Med. Dr. Prof. — Lab. for Exper. Histol.. Fac. of Med.. 

 Univ. of Leyden. Wassenaarseweg, Boerhaavekwartier, LEIDEN, 

 Holland, 

 a. Developmental potencies of the fetal germinal epithelium in explants. 



Homo (Primates) 

 h. Primary genesis of thyroid follicles in explants and factors governing 

 colloid formation. Gallus domesticus (Aves) 

 GALINSKY, I. Dr — Dept of Pathol.. Coll. of Med.. Baylor Univ.. 1200 

 M.D. Anderson Blvd. Texas Med. Center. HOUSTON 5. Tex.. U.S.A. 

 (no data received on Nov. 1^', 1952) 

 GALLERA, J. Ph.D. — Inst. d'Histol. et d'Embryol.. Fac. de Med.. LAU- 

 SANNE. Suisse. 

 a. Changes in competences of ectoderm during gastrulation. (Urodela) 

 h. Progressive modifications of ectodermal reactivity and cellular permea- 

 bility. Triturus alpestris (Urodela) 

 GALLIEN, L. Dr es Sc. Prof. — Lab. de Biol. anim. (P.C.B. section II). 

 Fac. des Sci., Univ. de Paris, 12 Rue Cuvier, PARIS Ve. France; the 

 following investigations are carried on at the Institute: 



a. Organogenese sexuelle. (Amphibia) 



b. Heteroploidie experimentale. (Amphibia) 



c. Regeneration. Xenopus lacvis (Anura) 



d. Organogenese sexuelle. (Insectivora) 



e. Viviparite. (Pisces) 



GARRETT, F. D. Ph.D.. Prof. — Dept of Anat.. Ohio State Univ.. 



COLUMBUS 10, Ohio. U.S.A. 



(no data received over some years) 

 GEELEN. Miss J. F. M. — Zool. Lab. der Rijks Univ.. Janskerkhof 3, 



UTRECHT. Holland, 

 a. Osmoregulation in the uncleaved egg. Limnae stagnalis (Gastropoda) 

 GEIGY. R. Dr. Prof. — Schweiz. Tropeninst., Socinstr. 57. und Zool. 



Anstalt der Univ.. Rheinsprung 9. BASEL, Schweiz. 



(no data received on Nov. 1^*. 1952) 

 GENNARO Jr. J. F. Ph.D.. Asst Prof. Biol. — Coll. of Pharmacy. St John's 



Univ., 96 Schermerhorn Street. BROOKLYN 2. N.Y., U.S.A. 

 a. Effects of direct irradiation of the pituitary. Rattus norvegicus albinus 



(Rodentia) 



