THOMAS, R. G. B.Sc. ( Hons. ) , Ph.D. — Plant Physiol. Div., Dept. of Scien- 

 tific and Industrial Research, PALMERSTON North, New Zealand 



a. Changes in rate and pattern of cell division in the stem apex in relation 

 to the transition to the following phase. Xanthium pennsylvanicum 



b. Influence of environmental factors (light and temperature) on develop- 

 ment of androecium and gynoecium. Cannabis sativa 



THOMMES, R. C. B.S., M.S., Ph.D. — Dept. of Biol. Sci., De Paul Univ., 

 1036 Belden Ave., CHICAGO, 111., U.S.A. 



a. The effects of multiple additions of epinephrine upon blood glucose, liver 

 glycogen, skeletal muscle glycogen and cardiac muscle glycogen levels in 

 the developing embryo. Gallus domesticus (Aves) 



b. The effects of thyroid inhibition, thyroxine-thiourea addition and thiourea 

 treatment upon blood glucose, liver glycogen, skeletal muscle glycogen 

 and cardiac muscle glycogen in the developing embryo. Gallus domesticus 

 (Aves) 



THOMPSON, T. E. B.Sc, Ph.D. — Dept. of Zool., Univ. Coll. of South 



Wales and Monmouthshire, CARDIFF, Wales 

 a. Comparative embryology. Archidoris pseudoargus (Nudibranchia) , and 



other European spp. (Opistobranchia, Gastropoda) 

 THORNTON, C. S. A.B., M.A., Ph.D., M.I.I.E., Prof. — Zool. Dept., 



Michigan State Univ., EAST LANSING, Mich., U.S.A. 



a. Inhibition of regeneration in aneurogenic larval limbs by means of skin 

 grafts from innervated limbs. Abystoma spec. (Urodela) 



b. Influence of interchanging mesodermal tissues of innervated larval limbs 

 with mesodermal tissues of aneurogenic limbs on subsequent regenera- 

 tion. Ambystoma spec. (Urodela) 



THURMOND, W. A.B.. M.A., Ph.D. — Biol. Sci. Dept., California State 

 Polytechnic Coll., SAN LUIS OBISPO, Cal., U.S.A. 

 a. Physiogenesis of the adeno- and neurohypophysis. Hyla regilla (Anura) 

 TIBBITTS, F. D. M.A., Ph.D. — Dept. of Biol., Univ. of Nevada, RENO, 

 Nevada, U.S.A. 



a. A study of placentation, specifically the histochemistry of the placenta 

 throughout development. (Heteromyidae, Rodentia) 



b. A study of placental giant cells, using autoradiographic, histochemical 

 and electron microscopical techniques; particularly glycogenesis and glyco- 

 genosis in these cells and also their role (?) in maintenance of the fetal 

 iron pool. Dipodomys merriami (Heteromyidae, Rodentia) 



TIBERI (MARQUIS), Mrs. J. — Lab. d'Anat. et d'Histol. comp., 7 Quai St. 

 Bernard, PARIS Ve, France 

 a. Recherches histochimiques sur l'oeuf. Salmo spec, Brachydanio spec, 

 Betta spec. (Teleostei) 



TIEDEMANN, H. Dr.Med., Dr.rer.nat., Dr.habil., M.I.I.E. — Heiligenberg- 

 Inst., HEILIGENBERG 7799, Baden, Deutsche Bundesrepublik 



TIEDEMANN (WAECHTER), Mrs. H. Dr.rer.nat. — Heiligenberg-Inst., 

 HEILIGENBERG 7799, Baden, Deutsche Bundesrepublik 



TIMMERMANS, Miss L. P. M. M.Sc — Zool. Lab., State Univ. of Utrecht, 

 Janskerkhof 3, UTRECHT, Netherlands 

 a. Cytochemistry and physiology of shell secretion. Limnaea stagnalis (Gas- 

 tropoda) 



163 



