a Vergleichende Studien iibcr die Entwicklung, cytologische Differenzierung, Cytodynamik 



und Funktion der Epiphyse und des Subcommissuralorgans; Potenzen des Neuralrohre- 



pithels uiid ihre Realisierung. Typische Vertreter aller KJassen. (Vectebrafa) 

 OKUNO. Y. — Dept. of Biol., Osaka Kyoiku Univ.. Ten-noji-ku, OSAKA, 543 Japan 

 a Differentiation of neoblasts. Dugesia japonica (Turbellaria) 

 b In vitro culture of blastema. Dugesia japonica (Turbellaria) 

 OLDFIELD (WHITEHEAD), Mrs. E. Ph.D. — Science Dept., Coombe Second. School 



for Girls, Clarence Ave., NEW MALDEN, Surrey, England 

 OLIVEREAU, Miss M. M. A. Dr.es Sci. — Lab. de Physiol., Inst. Oceanographique. 195 



rue Saint-Jacques, PARIS Ve, France 

 a Cytology and histochemistry of endocrine glands in relation with development, and after 



various experimental procedures. (Salmonidae) 

 h Study of pituitary grafting. Mollienesia formosa (Cypcinodontidae) 

 c Histophysiology of endocrine glands. Anguilla anguilla (Anguillidae) 

 d Hypophyseal-adrenocortical relationships, with chemical inhibitors, using histological 



techniques. (Salmonidae, Anguillidae, Poeciliidae) 

 e Histophysiology of the pituitary gland in immature and mature animals, in correlation 



with osmoregulatory processes. Mugil aurafus (Teleostei) 

 OLIVERO, M. Dr. — Inst, of exp. Embryol., Univ. of Turin, Via Giolitti 34, 10123 



TORINO, Italy 

 a Induction by prolactin of thyroid activation in larvae at avanced metamorphic stages. 



Buio bufo (Anura) (in collaboration with R. BRUNO, Miss A. GUARDABASSI, M. T. 



RINAUDO, E. CAMPANTICO and C. GIUNTA) 

 OLIVO, O. M. Prof. — 1st. di Anat. Umana Norm., Univ. di Bologna, Via Irnerio 48, 



BOLOGNA, Italy • 



ONUMA, H. Ph.D. — Natl. Inst, of Anim. Industry, CHIBA-shi, 280 Japan 

 a In vitro culture and storage of eggs. Oryctolagus cuniculus (Lagomorpha), Capra 



hircus. Bos taurus (Artiodactyla) 

 OOISHI, Miss S. D.Sc. — Zool. Inst., Fac. of Fish., Pref. Univ. of Mie. 158 Edobashi 



2-chome, TSU, Mie Pref.. 514 Japan 

 a Postembryonic development. (Notodelphyidae, Copepoda) 

 OOSTROM, C. G. van Med.drs. — Anat.-Embryol. Inst., Univ. of Amsterdam, Mauritskade 



61. AMSTERDAM-O., Netherlands 

 a Differentiation of germ layers. (Mammalia) (in collaboration with C. D. A. VER- 



WOERD) 

 OPPENHEIM, R. Ph.D. — Neuroembryol. Lab., North Carolina Dept. of Mental Health, 



Dorothea Dix Hosp., RALEIGH. N.C. 27602, U.S.A. 

 a Neural and behavioural aspects of embryonic development (behavioural observations, 



microsurgery, brain stimulation and histological techniques). Gallus gallus. Anas pla- 



tyrhynchos, Streptopelia risoria (Aves) 

 OPPENHEIMER. Miss J. M. Ph.D., Prof. — Dept. of Biol.. Bryn Mawr Coll., BRYN 



MAWR, Pa. 19010, U.S.A. • 



a Grafting of reaggregated cells from portions of the embryonic shield. Fundulus hetecoclitus 



(Teleostei) 

 h Characterization of phospholipids in the developing nervous system. Fundulus heferoclitus 



(Teleostei) 

 O'RAHILLY. R. M.D.. Prof. — Dept. of Embryol., Carnegie Inst, of Washington, 115 



W. University Parkway, BALTIMORE. Md. 21210. U.S.A. • 



a Early development (horizons I to IX). Homo sapiens (Primates) 

 ORGEBIN (CRIST), Mrs. M. C. Dr. — Dept. of Obstet. and Gynecol.. Vanderbilt Univ. 



School of Med., NASHVILLE, Tenn. 37203, U.S.A. 

 ORLOVA, Mrs. I. I. Cand.biol.sci. — Inst, of Exper. Biol., Acad, of Med. Sci. of the 



U.S.S.R.. Baltiyskaya St. 8. MOSCOW A-315, U.S.S.R. 

 ORNOY. A. M.D. — Dept. of Embryol. and Teratol.. Tel-Hashomer Hosp.. Tel-Aviv Univ. 



Med. School. TEL-AVIV. Israel 

 a Studies on the protective actions of pregnancy in Vitamin D2 toxicosis. Ratfus rattus 



(Rodentia) (in collaboration with L. A. NEBEL) 

 ORSINI, Mrs. M. W. G. Ph.D. — Dept. of Anat., Bardeen Med. Labs., Univ. of Wisconsin, 



MADISON, Wis. 53706, U.S.A. • 



a Fetal membranes, giant cells and pregnancy changes in uterine vessels. Mesocricetus 



auratus (Rodentia) 

 b Factors controlling implantation and loss of zona pellucida. Mesocricetus auratus, Rattus 



norvegicus, Mus musculus, Cavia porcellus (Rodentia), Mustela putorius, M. vison (Car' 



nivora) 

 c Decidualization during pregnancy and pseudopregnancy. Mesocricetus auratus, Rattus nor- 



vegicus, Mus musculus, Cavia porcellus (Rodentia), Mustela putorius, M. vison (Car- 



nivora) 

 d Factors controlling life of corpora lutea. Mesocricetus auratus (Rodentia) 

 ORTOLANI, Miss G. D.Sc, Prof. — 1st. di Zool.. Univ. di Palermo. Via Archirafi 18. 



90123 PALERMO, Italy 



131 



