Don 27 Eay 



DONALDSON. J. C. Ph.B.. M.D., Prof. — Dept of Anat., School of Med.. 

 Univ. of Pittsburgh, PITTSBURGH 13. Pa.. U.S.A. 

 a. Studies on the developing pancreas. Homo (Primates) 

 DOUGLAS. R. L B.Sc. — Dept of Zool.. Univ. of Edinburgh, West Mains 

 Rd., EDINBURGH 9, Scotland (U.K.) 

 a. Physiology of polyploids. Rana temporaria L. (Anura) 

 DREYER, Miss M. V. B.Sc. — Dept of Zool.. Univ. of O.F.S., BLOEM- 

 FONTEIN. South Africa, 

 a. The epithelio-neural bodies. Gallus bankiua (Aves) 

 DRISCOLL. W. T. A.B.. M.S. — Dept of Zool.. Univ. of California. 

 BERKELEY 4, Cahf., U.S.A. 

 a. The effect of sucrose on the determination of the hypophysis. Hyla 

 regilla (Anura) 

 DUBOIS, Mile F. Dr es Sc. — Laboratoire de Zool. de la Fac. des Sci. 

 et Laboratoire d'Embryol. et Teratol. exper. du C.N.R.S., Institut de 

 Zool. et de Biol, generale. 12 Rue de I'Universite. STRASBOURG, 

 France, 



a. Migration des neoblastes dans la regeneration. Facteurs qui declenchent 

 cette migration. Etude de I'arret de la migration. Euplanaria lugubris 

 (Tricladidea, Turbellada) 



b. Migration des neoblastes dans la regeneration. Tubifex tubifex (Tubi- 

 ficidae, Oligochaeta) 



DURANTE. Miss M. Dr — 1st. di Zool., Via Archirafi 18. PALERMO. 

 Italia. 



a. Xenoplastic gill transplantations. (Amphibia) 



b. Investigations on overripe eggs. (Ascidiae, Urochordata) 

 DUSHANE. G. Ph.D. Yale 1934, Prof. — Dept of Biol., Stanford Univ., 



PALO ALTO, Cal., U.S.A. 



a. The regulation in size of spinal ganglia after removal of one-half of 

 the primordium of the neural crest. Amblystoma punctatum (Urodela) 



b. Pigmentary relations in transplantations between white and black ani- 

 mals. Amblystoma mexicanum (Urodela) 



EAKIN, R. M. A.B., Ph.D., Prof. — Dept of Zool.. Univ. of Cahfornia, 

 BERKELEY 4, Cal.. U.S.A. 

 a. Development of the pituitary. Study of independent or dependent dif- 

 ferentiation of the partes buccales and pars nervosa of the pituitary. 

 Hyla regilla (Anura) 

 h. Studies in protein metabolism of the embryo. Ill — Peptides; IV — Up- 

 take of radioactive methionine. Rana pipiens and Hyla regilla (Anura) 

 (in collaboration with W. E. BERG and P. B. KUTSKY) 

 EALES, Miss N. B. D.Sc. — Dept of Zool.. University, READING. 

 Berkshire, England (U.K.) 

 a. Foetal anatomy. Monodon monoceros (Cetacea) 

 EASSA, Y. E. B.Sc. — Dept of Zool., Univ. of Sheffield, SHEFFIELD, 

 England (U.K.) (in a study-leave from Farouk I Univ., ALEXAN- 

 DRIA, Egypt) 

 a. Change of musculature in the heads of larva, pupa and imago and 

 development of imaginal buds of the mouthparts. Pieris brassicae (Linn.) 

 (Lepidoptera) 

 EAYRS, J. T. B.Sc. — Dept of Anat.. The Med. School. Birmingham Univ.. 

 Edgbaston, BIRMINGHAM 15, England (U.K.) 



