GLOOR. H. J. Ph.D., Prof. — Genet. Lab., State Univ., 5e Binnenvest- 

 gracht 8, LEIDEN, Holland 

 a. Differentiation in imaginal discs. Drosophila melanogaster (Diptera) 

 GOBETTO, A. Dott. — 1st. di Anat. veter., Via Nizza 52, TORINO, Italia 

 a. Morphogenesis and histogenesis of the walls of the oesophagus and 

 prestomachs. Ovis aries (Artiodactyla) 

 GODINA, G. Prof. — 1st. di Anat. veter.. Via Nizza 52, TORINO, Italia 



a. Researches on the differentiation and growth in vitro of the neurons 

 of the embryonic nervous centres. Gallus domesticus (Aves) 



b. Various growth modalities of the neurites in in vitro explants of 

 nervous tissue. Gallus domesticus (Aves) 



GOEDBLOED, J. F. Med. Drs. — Anat.-Embryol. Lab. of the Univ., Fac. 

 of Med., Wassenaarseweg, Boerhaavekwartier, LEIDEN, Holland 

 a. Development of the ear and the tympanic cavity. Homo sapiens (Primates) 



GOFF, R. A. B.S., M.S., Ph.D. — Dept. of Zool., Univ. of Oklahoma, NOR- 

 MAN, Okla., U.S.A. 

 a. Analysis of the development of the appendicular skeleton by means of 

 X-rays. Gallus domesticus (Aves) 



GOLDIE, M. Ph.D. — Dept. of Zool., Louisiana State Univ., BATON 

 ROUGE 3, La., U.S.A. 

 a. Ontogenesis and physiological regulation of enzymatic activity. Gallus 

 domesticus (Aves) 



GOMES FERREIRA, J. V. Dr. — Inst, de Histol. e Embriol., Fac. de Med., 

 Avenida 28 de Maio, LISBOA, Portugal 

 (no embryological work in progress) 



GOMOT, L. Dr. es Sci. — Lab. de Zool., 1 Avenue Vercingetorix, CLER- 

 MONT-FERRAND, France 

 a. Developpement embryonnaire de la glande uro-pygienne. (Aves) (en 

 collaboration avec H. LUTZ) 



GONZALEZ. F. B.S., M.S., Ph.D. — Univ. of Texas Dental Branch, P.O. 

 Box 20068, HOUSTON 25, Texas, U.S.A. 



GONZALEZ GUZMAN, I. Dr. — Instituto de Estudios Medicos y Biolo- 

 gicos, Univ., Nac. Auton., Apartado Postal Num. 25228, C.U., MEXI- 

 CO, D.F., Mexico 

 (no embryological work in progress) 



GONZALEZ-RAMIREZ, J. M.D. — Inst, de Estudios Med. y Biol., Univ. 

 Nac. Auton., Apartado Postal 8109, MEXICO D.F., Mexico 

 (no embryological work in progress) 



GOODRICH, H. B. B.S., M.A., Ph.D., D.Sc. — Shanklin Lab. of Biol, 

 Wesleyan Univ., MIDDLETOWN, Conn., U.S.A. 

 a. An experimental analysis of factors involved in the development of the 

 color (pigment) pattern in the anal fin. Brachydanio albolineatus 

 (Cyprinidae, Teleostei) 



GOSS, R. J. A.B., A.M., Ph.D. — Arnold Biol. Lab., Brown Univ., PROVI- 

 DENCE 12, R.I., U.S.A. 



a. Fin and taste barbel regeneration. Ameiurus spec. (Pisces) 



b. Regeneration of lower jaws. Triturus spec. (Urodela) 



c. Morphogenesis and regulation in limb regenerates. Triturus spec. (Uro- 

 dela) 



d. Regeneration of scales. Fundulus heteroclitus (Teleostei) 



e. Antler growth. Odocoileus borealis (Cervidae, Artiodactyla) 



47 



