Sengel 80 Sin 



b. Developpement du systeme nerveux de rembryon en cultures in vitro. 

 Gallus (Aues) 



SENSENIG, E. C. B.A.. M.S., Ph.D., Prof. — Univ. of Alabama, Med. 

 Center. BIRMINGHAM 5. Alabama, U.S.A. 

 a. Development of the vertebral canal and its contents. Homo sapiens 



(Primates) 

 h. Developmental anomahes of the vertebrae, meninges and spinal cord. 

 Homo sapiens (Primates) 



c. The normal and abnormal development of the skull and its related struc- 

 tures. Homo sapiens (Primates) 



SHANER, R. F. Ph.D., F.R.S.C., Prof. — Dept of Anat., Univ. of Alberta. 

 Med. School. EDMONTON, Alberta, Canada, 

 a. A study of abnormal hearts in embryos corresponding to the third month 



of human development. Sus scro[a (Artiodactyla) 

 h. Study of a collection of abnormal embryos of an age corresponding 

 to the third month of human development with the aim of throwing light 

 on the development of various human abnormalities. Sus scro[a (Artio^ 

 dactyla) 

 c. Study of the development of truncus arteriosus persistens communis in 

 abnormal hearts. Sus scrofa (Artiodactyla) 

 SHAPIRO, H. B.S.. A.M., Ph.D., Prof. — Nat. Inst, of Health, BETHES- 

 DA, Md, U.S.A. (no data received over some years) 



SHAVER. J. R. A.B.. Ph.D. — Dept of Zool., Univ. of Missouri, COLUM^ 

 BIA, Missouri, U.S.A. 



a. Initial development (Artificial parthenogenesis). Rana pipiens (Anura) 



b. Physiology of fertilization. Rana pipiens (Anura) 



c. Physiology of cleavage. Rana pipiens (Anura) 



SHEN, S. C. Ph. D. — Osborn Zool. Lab., Yale Univ., NEW HAVEN 11, 

 Conn., U.S.A. (no data received on Nov. 1^*, 1952) 



SHEN SHU MING B.Sc. — Lab. for Developm. Physiol., Inst, for Exper. 

 Biol., Acad. Sinica, 865 Chang Ning Rd, SHANGHAI, China, 

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



SHULOV, A. Dr — Dept of Zoology, Hebrew Univ., JERUSALEM, 

 Israel, 

 a. Ecological conditions of development of the eggs. Artificially induced 

 interruption of development (eggs) (The changes in yearly development 

 cycles under influence of dryness or|and humidity). Tmethis cisti, Prio- 

 nosthenus sp., Anacridium aegyptium, Pareuprepocnemis syriaca and 

 Pezotettix judaica (Acrididae, Orthoptera) , Latrodectus XIII guttatus 

 Rossi (Theridiidae, Araneida) 



SIGOT. A. — Inst, de Zool.. Lab., de Biol, gener., Fac. des Sci. de Stras- 

 bourg. 12 Rue de I'Universite, STRASBOURG, France, 

 a. Etude de la sensibihte hereditaire au gaz carbonique. Drosophila mela- 

 nogaster (Diptera) 



SILeN. L. K. p. Fil. Dr — Zootom. Inst., Univ. of Stockholm, 116 Drott- 

 ninggatan, STOCKHOLM, Sweden, 

 a. Development of free stages including settling and metamorphosis. Phoro- 

 nis hippocrepia, miilleri, pallida, ovalis (Phoronidea) 



SINCLAIR, J. G. B.S., M.S., Ph.D.. Prof. — Dept of Anat., Med. Branch, 

 Univ. of Texas, GALVESTON, Tex., U.S.A. 

 a. Early embryos, structure, conditions of implantation. Homo (Primates) 



