and extraventricular mitoses in the normal development, regenerating nervous tissue and 

 in thyroxinated tadpoles. Xenopus spec, Bufo spec. (Anura), Triturus spec. (Urodela) 

 c Regeneration of nerve fibres during larval life. (Urodela) 

 d Differentiation of epidermal and intestinal epithelia. (Annelida; Crustacea) 

 BAGlfiSKI, S. M.D., Prof. (Emer.) — Narutowicza 94-9, EODz, Poland 



BAGLIONI, C. M.D., Prof. — Dept. of Biol., Massachusetts Inst, of Technol., CAMBRIDGE, 



Mass. 02139, U.S.A. • 



BAGNARA, J. T. Ph.D., Prof. — Dept. of Biol. Sci., Univ. of Arizona, TUCSON, Arizona 



85721, U.S.A. • 



a Various aspects of the development and endocrinology of pigmentation. Many spp. 



(Amphibia) 

 b Ultrastructure of chromatophores. Many spp. (Amphibia) 

 c Developmental physiology of xanthophores, erythrophores, and iridophores. Many spp. 



(Amphibia) 

 d Neural crest: pattern formation on dorsal surface. (Anura) 

 BAKER, G. T. Ph.D. — Dept. of Physiol., Univ. of Miami Med. School, P.O. Box 875, 



Biscayne Annex, MIAMI, Florida 33152, U.S.A. 

 a Age-dependent changes in enzymatic activities correlated with morphological and physio- 

 logical manifestations of aging flight muscle. Musca domestica (Diptera) 

 BAKER, J. R. Ph.D., Prof. — Dept. of Zool. and Entomol., Iowa State Univ., AMES, Iowa 



50010, U.S.A. 

 a Incorporation and transport of labeled metabolites by early stage blastoderms in vitro. 



Gallus domesticus (Galliformes) , Pygoscelis adelie (Spheniscidae, Aves) 

 b Incubination physiology and growth rate of early embryonic stages. Pygoscelis adelie 



(Aves) 

 c Comparative studies of yolk ultrastructure. Various spp. (Aves) 

 BAKER, Mrs. P. C. Ph.D. — Dept. of Zool., Univ. of California, BERKELEY, Calif. 94720, 



U.S.A. 

 a The ultrastructural morphology and histochemistry of cells undergoing morphogenetic 



movement. Hyla regilla, Rana pipiens, Xenopus laevis (Anura) 

 b The ultrastructure of wound healing. Same species as a 

 c Ultrastructure of skeletal myoblasts. Gallus domesticus (Aves) 

 BAKER, R. F. Ph.D. — Dept. of Biol. Sci., Univ. of Southern California, University Park, 



LOS ANGELES, Calif. 90007, U.S.A. 

 a Developmental genetics and regulation of macromolecular synthesis. (Echinoidea) 

 BAKER, T. G. Ph.D. — Hormone Lab., Dept. of Obstet. and Gynaecol., Univ. of Edinburgh, 



Chalmers St., EDINBURGH 3, Scotland, U.K. 

 a Oogenesis. (Primates) 



b The effects of X-rays on female germ cells. (Rodentia; Primates) 



c The fine structure and metabolic activity of oogonia and oocytes. (Rodentia; Primates) 

 d Cytology and endocrinology of ovulation, fertilization, and early development in vitro. 



Rattus norvegicus, Mus musculus (Rodentia), Homo sapiens and other Primates 

 e Structure and hormonal control of the placenta in organ culture. Homo sapiens (Primates) 

 BAKER, W. K. Prof. — Dept. of Biol., Div. of Biol. Sci., Univ. of Chicago, CHICAGO, 111. 



60637, U.S.A. 

 BAL, A. K. D.Phil. — Dept. of Biol., Memorial Univ. of Newfoundland, ST. JOHN'S, Nfld., 



Canada 

 a Ultrastructure of cells in bulb root meristem: changes during differentiation, H 3 -thymidine 



autoradiography. Allium cepa (Liliaceae) 

 b Oogenesis. Strong ylocentrotus drobachiensis (Echinoidea) 

 BALAKRISHNAN, S. F.R.C.P., Prof. ~- Dept. of Anat., Jawaharlal Inst, of Postgrad. Med. 



Educ. and Research, PONDICHERRY-6, India 

 a Assessment of gestational age of the new-born. Homo sapiens (Primates) 

 BALINSKY, B. I. Dr.Biol.Sci., Prof. — Dept. of Zool., Univ. of the Witwatersrand, Milner 

 Park, JOHANNESBURG, S.Africa • 



a Cytoplasmic control of differentiation. Bufo spec. (Anura) 



BALLARD, W. W. Ph.D., Prof. — Dept. of Biol. Sci., Dartmouth Coll., HANOVER, N.H. 

 03755, U.S.A. • 



a Morphogenetic movements in embryos. (Teleostei) 

 b Monograph on developmental anatomy. Amby stoma spec. (Urodela) 



BALLS, M. D.Phil. — School of Biol. Sci., Univ. of East Anglia, University Plain, NOR- 

 WICH, NOR 88C, England 

 a Neoplasms particularly of lymphoid tissue. Xenopus laevis (Anura) 

 b Control of cell division. Xenopus laevis (Anura), Amphiuma means, Triturus cristatus 



(Urodela) 

 BALON, E. K. Ph.D. - Lab. of Fish. Res., Zelezna Studienka 806, BRATISLAVA, Czechoslo- 



BALTUS, Miss E. J. D.Sc. — Lab. de Cytol. et Embryol. Molec, Univ. libre de Bruxelles, 67, 

 rue des Chevaux, 1640 RHODE-ST-GENfiSE, Belgium • 



a Studies on DNA synthesis during oogenesis. (Amphibia) 



14 



