a Embryology. Armillifer spec. (Linguatulida) (in collaboration with K. G. WING- 

 STRAND) 

 b Oogenesis (histological, histochemical and ultrastructural). Priapulus caudatus (Priapuli- 



da) 

 NOTHIGER, R. Ph.D. — Biol. Div., Oak Ridge Natl. Lab., P.O.Box Y, OAK RIDGE, 



Tenn. 37830, U.S.A. 

 NOUMURA, T. D.Sc — Div. of Endocrinol., Natl. Cancer Center Research Inst., Tsukiji 



5-chome, Chuo-ku, TOKYO, Japan 

 a Identification of embryonic gonadal hormones in sex differentiation. Gallus spec. (Aves), 



Rattus spec. (Rodentia) 

 b Mechanism of gamete-shedding by the product of radial nerves. Asterias amurensis, 



Asterina pectinifera (Asteroidea, Echinodermata) 

 NOVAK, V. J. A. D.Sc. — Dept. of Physiol., Inst, of Entomol., Czechoslov. Acad, of Sci., 



Na Folimance 5, PRAHA 2, Czechoslovakia 

 a The metamorphosis hormones; their way of action and their effect on morphogenesis; 



juvenile hormone analogues; neurohormones. Pyrrhocoris apterus, Locusta migratocia, 



Schistocerca gregaria, Bombyx mori, Antherea pernyi, Galleria mellonella, Gryllus 



domesticus (Insecta) 

 b Physiology of the embryo. Locusta migratocia (Orthoptera) 

 NOWAK, A. Lek.med. (Physician) —Dept. of Gener. Biol., Silesian Acad, of Med., Rokit- 



nica, ZABRZE 8, Poland 

 NOWAK6WNA, Miss J. D.Sc. — Zaklad Zool. Ogolnej, Inst. Zool., Univ. of Wroclaw, 



ul. Sienkiewicza 21, WROCcAW, Poland 

 NOYES, R. W. M.D., Prof. — Dept. of Anat., School of Med., Univ. of Hawaii. 2538 The 



Mall, HONOLULU, Hawaii 96822, U.S.A. 

 a Ovum transfers in study of implantation. (Mammalia) 

 b Tubal transport of spermatozoa and ova. (Mammalia) 

 c Endometrial development. Homo sapiens (Primates) 

 NUESCH, H. Dr.sc.nat., Prof. — Zool. Anstalt der Univ., Rheinsprung 9, 4000 BASEL, 



Schweiz 

 NUMANOI, H. Ph.D., Prof . — Biol. Lab., School of Educ, Waseda Univ., Tozuka, Shin- 



juku-ku, TOKYO. Japan 

 a Biochemical studies on differentiation. ( Echinoidea) 

 h Biochemical studies on ecdysis. (Crustacea) 

 NUSSBAUM, N. S. Ph.D. — Dept. of Biol., Coll. of Sci. and Engineering, Wright State 



Univ.. Col. Glenn Highway, DAYTON, Ohio 45431, U.S.A. 

 a Hormonal aspects of mineralization as studied in hypophysectomized, mature animals 



(using regenerating scales as test objects). Carassius auratus, Fundulus heteroclitus 



(Teleostei) 

 b Electron micrographic aspects of scale regeneration in non-juvenile animals (autoradio- 

 graphy and cytochemical techniques applied at ultrastructural level). Carassius auratus 



(Teleostei) 

 OBERLANDER, H. Ph.D. — Dept. of Biol., Brandeis Univ., WALTHAM, Mass. 02154, 



U.S.A. 

 a Cellular aspects of the hormonal control of metamorphosis. Galleria mellonella (Lepidop- 



tera), Drosophila melanogaster (Diptera) 

 b Developmental behavior of imaginal discs in vivo and in vitro. Galleria mellonella 



(Lepidoptera), Drosophila melanogaster (Diptera) 

 OBIKA, M. D.Sc. — Dept. of Biol., Keio Univ., YOKOHAMA-Hiyoshi, Japan 

 a Correlation between pigment formation and pterin derivatives during development. (Am- 

 phibia) 

 b Experimental and electron microscopic studies on the cytodifferentiation of chromato- 



phores. Hynobius tokyoensis, H. nigrescens, Ambystoma mexicanum, Triturus pyrrhogaster, 



(Urodela) , Xenopus laevis, Bufo vulgaris, Rana japonica (Anura) 

 OBINATA, T. M.Sc — Biol. Inst.. Coll. of Gener. Education, Univ. of Tokyo, Komaba, 



Meguro-ku, TOKYO, Japan 

 a Myogenesis in the embryo. (Aves) 

 O'BRIEN, B. R. A. B.Sc, Ph.D. — School of Anat., Univ. of New South Wales, SYDNEY. 



N.S.W., Australia 

 ODA, S. D.Sc, Prof. — Biol. Lab., Coll. of Gener. Education. St. Paul's Univ., Ikebukuro, 



Toshima-ku, TOKYO, Japan 

 a Germination of statoblasts. Lophopodella carteri (Phylactolaemata, Bryozoa) 

 O'FARRELL, A. F. A.R.C.S., Prof. — Dept. of Zool.. Fac. of Sci.. Univ. of New England. 



ARMIDALE 5 N., N.S.W., Australia 

 a Regeneration and the endocrine system. Blattella germanica (Dictyoptera, Insecta) (in col- 

 laboration with A. STOCK) 

 OGAWA (MATSUDA), Mrs. N. Dr.Sc — Biol. Inst., Fac. of Sci.. Nagoya Univ., Chikusa- 



-ku. NAGOYA. Japan 



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