Hori 45 Hui 



HORI, R. M.A. (Rigakushi) — Biol. Inst.. Fac. of Sci., Nagoya Univ.. 

 Chigusa-Ku. NAGOYA, Japan. 



a. Oxydation-reduction pattern in early development. Oryzias latipes 

 (Teleostei) 



b. Difference of the melanoblasts in brown and orange-red varieties. 

 Oryzias latipes (Teleostei) 



HORN. E. C. B.S., A.M.. Ph.D., Prof. — Dept of Zool., Duke Univ., 

 DURHAM, N.C.. U.S.A. 



a. Regeneration of lens from dorsal iris. Pseudacris nigrita fetiarum 

 (Anura) 



b. Organogenesis during development and changes at metamorphosis. 

 Ichthyomyzon (species undescribed) (Cyclostomata, Pisces) (in collabo- 

 ration with J. R. BAILEY) 



c. A comparative study of skeletal changes through metamorphosis. Am- 

 blystoma maculatum, Pseudacris nigrita [eriarum (Amphibia) 



t HORST, C. J. van der D.Sc, Prof. — Dept of Zool., Univ. of the 

 Witwatersrand. Milner Park. JOHANNESBURG. S. Afrika. 

 a. Study of the embryology. Chrysochloris capensis (Insectivora) 

 HORSTADIUS, S. Fil. Dr, Prof. — Zool. Inst., Uppsala Univ., UPPSALA, 

 Sweden, 

 a. Determination in the egg: Analysis of the gradients and the processes 



behind them. (Echinoidea) 

 h. Determination within the head. Amblystoma (Urodela) 

 HOWORKA, E. I. M.D., Ph.D. — Histol. and Embryol. Inst, of the Acad, 

 of Med. Poznan, ul. Swiecickiego 6, Collegium Anatomicum, POZNAN, 

 Poland. 



a. Development of the placenta. Talpa europaea (Insectivora) 



b. On the content of intervillous space of the placenta. Homo sapiens 

 HUBER, W. Dr es Sc. — Lab. de Zool. de la Fac. des Sci. et Lab. d'Em- 



bryol. et Teratol. exper. du C.N.R.S., Institut de Zool. et de Biol, 

 generale, 12 Rue de I'Universite, STRASBOURG, France, 

 a. Developpement de la tete. Etude morphologique et experimental de 

 developpement de la forme encephalique en rapport avec le crane; cour- 

 bure et redressement de la tete; position des yeux. Analyse de races 

 a forme encephalique aberrante. Gallus domesticus (Aves) 

 HUBL, H. Dr rer. nat. — Zool. Inst, der Univ., Naturw. Fak., Rontgenring 

 10. WURZBURG, Deutschland. 



a. Geschwulstproblem. bearbeitet durch Regeneration und Transplantation. 

 Lumbdcus (Oligochaeta) 



b. Einfluss des Colchicins auf die Regeneration. Lumbricus und Tubifex 

 (Oligochaeta) 



HUBLE, J. Lie. zool. — Afd. Morphol., Lab. voor Zool., Universiteitstraat 



14, GENT, Belgie. 

 a. Action of alkahne growth-promoting beef anterior pituitary extract on 



growth in dwarf forms. Gallus (Aves) 

 HUI, Chuang Hsiao Dr rer. nat., Dr rer. nat. habil. — Lab. of Developm. 



Physiol., Inst, of Exper. Biol., Acad. Sinica, 865 Chang Ning Rd, 



SHANGHAI, China, 

 a. Die Zusammenarbeit der Keimblatter — Versuche mit Grossdefekt aus 



verschiedenen Regionen der Neurula. Triton alpestris und Triton tae^ 



niatus (Urodela) 



