HAKANSSON, L. M.D. — Tornblad-Inst for Comp. Embryol., Biskopsgatan 7, S 223 62 



LUND, Sweden 

 a Chromosome biochemistry during development. Homo sapiens (Primates) 

 HALBA, R. M.Sc. — Dept. of Vert. Zool., Univ. of Warsaw, Krakowskie Przedmiescie 



26/28, WARSZAWA 64, Poland 

 a Ossification of the skull. (Charadriidae, Aves) 



HALEY, L. E. Ph.D. — Dept. of Biol., Dalhousie Univ., HALIFAX, N.S., Canada 

 a The time of activation of genes controlling some enzymes in development. Cotucnix 



coturnix japonica, Coturnix c. japonica x Gallus domesticus (Aves) 

 HALEY, S. R. Ph.D. — Dept. of Zool., Univ. of Hawaii, 2538 The Mall, HONOLULU 



Hawaii 96822, U.S.A. 

 a Origin of germ line, prelarval development, reproductive cycling, and developmental 



adaptations to the terrestrial environment. Ocypode cecatophthalmus, O. laevis (Brachyura, 



Crustacea) 

 HALFER, Miss C. — 1st. di Genet, Univ. di Milano, Via Celoria 10, 20133 MILANO, Italy 

 a DNA replication in cells cultured in vitro. Drosophila melanogaster (Diptera) 

 b Biology of established cell lines. Drosophila spec. (Diptera) 

 HALL, B. K. Ph.D. — Dept. of Biol., Dalhousie Univ., HALIFAX, N.S., Canada 

 a The orgin of cartilage and bone from common germinal cells. Gallus domesticus (Aves) 

 b Control of organ size, especially the adrenal gland. Gallus domesticus (Aves) 

 c Ontogeny of the pituitary-adrenal axis. Gallus domesticus (Aves) 

 HAMA, T. D.Sc, Prof. — Biol. Inst., Fac. of Sci., Nagoya Univ., Chikusa-ku, NAGOYA, 



Japan • 



HAMBURGER, K. Cand.mag. — Biol. Inst, Carlsberg Found., 16 Tagensvej, DK 2200 



COPENHAGEN N, Denmark 

 a Respiratory metabolism during early development (gradient diver technique). Rana 



oxyrrhinus, R. platyrrhinus (Anura) 

 HAMBURGER, V. Ph.D., Prof.(Emer.) — Dept. of Biol., Washington Univ., Skinker and 



Lindell Ave., ST. LOUIS, Mo. 63130, U.S.A. • 



a Neuro-embryology. Gallus domesticus (Aves) 



b Embryology of behavior. Gallus domesticus (Aves), Rattus domesticus (Rodentia) 

 HAMBURGH, M. Prof. — Dept. of Biol., City Coll., Univ. of New York, Convent 



Ave. and 139th St., NEW YORK, N.Y. 10031, U.S.A. 



— Dept. of Anat, Albert Einstein Coll. of Med., Eastchester Rd. 6 Morris Park Ave., 



NEW YORK, Bronx, N.Y. 10461, U.S.A. 

 HAMILTON, H. L. Ph.D., Prof. — Dept. of Biol., Univ. of Virginia, Gilmer Hall, CHAR- 

 LOTTESVILLE, Va. 22903, U.S.A. • 

 a Organogenesis. Gallus domesticus (Aves) 

 HAMILTON, Miss L. Ph.D. — Dept. of Biol, as Appl. to Med., Middlesex Hosp. Med. Sch., 



LONDON W1P 6DB, England 

 a Haploid syndrome. Xenopus spp. (Anura) 



b Radiation sensitivity of haploid and diploid embryos. Xenopus laevis (Anura) 

 c Haploid and diploid tissues (electron microscopy). Same species as b (with H. FOX, 



Dept. of Zool.) 

 HAMILTON, T. H. Ph.D., Prof. — Dept. of Zool., Univ. of Texas, AUSTIN, Tex. 78712, 



U.S.A. 

 HAMILTON, W. J. Prof. — Dept. of Anat., Charing Cross Hosp. Med. Sch., 62 Chandos 



Place, LONDON W.C.2, England • 



HAMMERLING, J. Dr.phil., Prof. — Max-Planck-Inst. fur Zellbiol., Abt Schweiger, Anton 



Dohrn-Weg, Postfach 1009, 294 WILHELMSHAVEN, W.Germany • 



a Nucleo-cytoplasmic relationships. Acetabularia spec, and other spp. (Algae) 

 HAMMOND, W. S. Ph.D. Prof. — Dept. of Anat., Upstate Med. Centre, State Univ. of 



New York, 766 Irving Ave., SYRACUSE, N.Y. 13210, U.S.A. • 



a Hypophyseal development in the embryo. Gallus domesticus (Aves) 

 HAMNER, Ch. E. D.V.M., Ph.D. — Dept of Obstet. and Gynecol., Div. of Reprod. Biol., 



Univ. of Virginia Med. School, Box 179, CHARLOTTESVILLE, Va. 22903. U.S.A. 

 a The composition of oviduct secretions of ovariectomized females with and without estrogen 



and progesterone injections and the effects of these secretions on sperm metabolism, 



fertilizing ability and blastocyst development. Oryctolagus cuniculus (Lagomorpha) 

 b The role of steroids in capacitation of sperm in the female reproductive tract. (Mammalia) 

 c Reproductive physiology; artificial insemination technique, sperm characterization, seminal 



plasma constituents, in vitro fertilization. Felis catus (Carnivora) 

 HANAOKA, Y. M.Sc. — Dept. of Comp. Endocrinol., Inst of Endocrinol.. Gunma Univ., 



Showa-machi, MAEBASHI, Japan 

 a Endocrinology of metamorphosis. Xenopus laevis, Rana japonica (Anura) 

 b Action of hormones on oogenesis and ovulation. Xenopus laevis, Rana japonica (Anura) 

 HANCOCK, J. L. Ph.D., Prof. — Dept. of Anat., Royal Vet. Coll., LONDON NW1 0TU, 



England 

 a Intergeneric hybrids. Capra hircus x Ovis aries (Artiodactyla) 

 b Fertilization (experimental studies). Sus scrofa, Ovis aries (Artiodactyla) 



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