Gruenwald 35 Haas 



a. Embryonic development of selenium-induced malformations. Gallus 

 domesticus (Aves) 



b. Systematic investigation of current cases of prenatal disease and malfor- 

 mation in autopsy material (Part of ..Brooklyn Survey of Neonatal 

 Pathology"). Homo (Primates) 



GRUNEBERG. H. Ph.D., M.D.. D.Sc — Dept of Genetics, Univ. Coll. 



London, Gower Str.. LONDON W.C. 1. England (U.K.) 

 a. Developmental genetics of the skeleton; effects of major genes (conge- 

 nital hydrocephalus, undulated, shaker with syndactylism and others). 



Development and genetics of spina bifida with tail twist. Mas 



miisculus (Rodentia) 

 GRONTHAL, E. Dr — Hirnanat. Inst, der Psychiatr. Univ. klinik, Med. 



Fak., Waldau, BERN Schweiz. 

 a. Hirnentwicklung: Bauplan von Zwischenhirn und Endhirn. Gallus 



(Aves), Mus (Rodentia) und Homo (Primates) 

 GUARDABASSI, Miss A. Dr — Inst, of comp. Anat., Via Giovanni Gio- 



htti 34, TORINO, Italy. 



a. Study of the course and connections of the retinal fibers following rota- 

 tion of the eye anlage. Bufo vulgaris and Rana esculenta (Anura) 



b. Autoplastic interchange of the eye anlages (left to right and viceversa) 

 to study the course and arrangement of the retinal fibers. Rana esculenta, 

 Bufo vulgaris (Anura) 



c. Influence of thyroxine and thymus on hme sacs of tadpoles. Rana dal- 

 matina (Anura) 



GUBBAY, Miss V. B.Sc. Honours — Dept of Zoology, University 

 of the Witwatersrand, Milner Park, JOHANNESBURG, South 

 Africa, 

 a. Early embryology. Eremitalpa granti (Insectivora) 

 GUSTAFSON. G. S. Fil.mag. — Zootom. Inst.. Univ. of Stockholm. 116 

 Drottninggatan. STOCKHOLM. Sweden. 

 a. Ontogeny of the skull. (Gadidae and Acanthopterygii, Teleostei) 

 GUSTAFSON. T. Fil.Dr — Wenner-Grens Inst, for experimental Biology, 

 Norrtullsgatan 16. STOCKHOLM Va., Sweden. 



a. Continued studies on the protein chemistry of normal and hthium- 

 treated developing eggs (Studies on peptides and enzymes). Psammechi- 

 nus miliaris and other spec. (Echinoidea) 



b. Continued studies on the ..dorsoventral" (oral-aboral) organization of 

 the unfertillized egg. Echinocardium cordatum and other spec. (Echi- 

 noidea) 



c. Studies on mitochondria and mitochondrial distribution in developing 

 eggs. Psammechinus miliaris (Echinoidea) 



GUYeNOT, E. Dr Med., Dr Sc. — Inst, de Zool. et Anat. comp., Univ. de 



Geneve, Rue de Candolle. GENfiVE. Suisse. 



(no data received over some years) 

 GYLLENSTEN. L. J. W. Med. lie. — Embryol. Dept, Histol. Inst.. Karo- 



Hnska Inst., Solnavagen 1, STOCKHOLM 60, Sweden. 



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

 HAAS, G. — Zool. Inst, der Univ., Katharinenstr. 20, FREIBURG i. Brsg., 



Deutschland. 

 a. Entwicklung der Sehleistung. (Lepidoptera; Culicidae, Diptera) (gemein- 



sam mit H. LuDTKE und P. BUTZ) 



