HESS, O. Dr.rer.nat., Prof. — Inst, fiir Allgem. Biol., Univ. Diisseldorf, Mettmannerstr. 



16—18, 4 DUSSELDORF. W. Germany • 



HINRICHSEN, K. Dr.med., Prof. — Anat. Inst., (Lehrstuhl I), Ruhr Univ., 463 BOCHUM. 



W. Germany 

 HORN, E. C. t Ph.D., Prof. — Dept. of Zool., Duke Univ., DURHAM, N.C. 27706, U.S.A. 



(deceased) 

 ICHIKAWA. M. D.Sc, Prof. (Emer.) — Konan Univ., Motoyama-cho, Higashinada-ku, 



KOBE, Japan • 



KAHN, A. J. Ph.D., Prof. — Dept. of Anat., School of Med., Washington Univ., 660 S. 



Euclid Ave., ST. LOUIS, Mo. 63110, U.S.A. 

 KAWAMURA, T. D.Sc, Prof. — Lab. of Amphibian Biol, Fac. of Sci., Hiroshima Univ., 



Higashisenda-cho, HIROSHIMA. Japan 

 KEYNAN, A. Dr. — Inst, of Life Sci., Hebrew Univ., JERUSALEM, Israel • 



KING, R. C. Ph.D., Prof. — Dept. of Biol. Sci., Northwestern Univ.. EVANSTON, 111. 



60201. U.S.A. 

 KOEHLER, L. D. Ph.D., Prof. — Biol. Dept., Central Michigan Univ.. Mt. PLEASANT. 



Mich. 48858, U.S.A. • 



KRISHNAKUMARAN, A. Ph.D. — Dept. of Biol.. Marquette Univ., MILWAUKEE, Wis. 



53233, U.S.A. • 



LANG, A. Ph.D.. Prof. — MSU/AEC Plant Research Lab.. Michigan State Univ., EAST 



LANSING, Mich. 48823, U.S.A. 

 LAWRENCE, P. A. Ph.D. — Lab. of Molec. Biol, Med. Research Council, Hills Rd.. 



CAMBRIDGE, England 

 LEHMANN, F. E. f Dr.phil, Prof. (Emer.) — Zool. Inst.. Univ. Bern, Sahlistr. 8. 3000 



BERN. Switzerland • 



(deceased) 

 LEIGHTON. J. M.D., Prof. — Dept. of Pathol., School of Med.. Univ. of Pittsburgh, 



PITTSBURGH, Pa. 15213, U.S.A. • 



LENHOFF, H. M. Ph.D., Prof. — School of Biol. Sci., Univ. of California, IRVINE, Calif. 



92664, U.S.A. 

 LESH, Miss G. E. Ph.D. — Developm. Biol. Center, Case Western Reserve Univ., 2127 



Cornell Rd., CLEVELAND, Ohio 44106, U.S.A. 

 MAHOWALD, A. P. Ph.D. — The Inst, for Cancer Research, 7701 Burholme Ave., Fox 



Chase, PHILADELPHIA, Pa. 19111. U.S.A. 

 MIKAMO, K. D.Sc, Prof. — Bio-Med. Div., The Population Council, The Rockefeller 



Univ., York Ave. 6 66th St., NEW YORK, N.Y. 10021, U.S.A. 

 NELSON, L. Ph.D., Prof. — Dept. of Physiol., Med. Coll. of Ohio, TOLEDO, Ohio 



43614. U.S.A. • 



PHILPOTT. G. W. M.D. — Dept. of Surg., Washington Univ., ST. LOUIS, Mo. 63110, 



U.S.A. 

 ROKYTA, R. MUDr. — temporarily: Dept. de Physiol, des Centres Nerveux, Fac. des Sci., 



Univ. de Paris, 4 Av. Gordon-Bennett, 75 PARIS XVIe, France 

 RUDNICK, Miss D. Ph.D. — Albertus Magnus College, 700 Prospect St., NEW HAVEN, 



Conn. 06511, U.S.A. • 



SALA, M. Dr., Prof. — 1st. di Zool., Anat. Comp. e Genetica. Univ. di Padova, PADOVA, 



Italy • 



SAUER, H. W. Dr.rer.nat. — Dept. of Zool., Univ.. Berlinerstr. 15, 69 HEIDELBERG, 



W. Germany • 



SCHIFF, J. A. Ph.D., Prof. — Biol. Dept., Brandeis Univ., WALTHAM. Mass. 02154. 



U.S.A. • 



SCHOWING. J. Dr.es Sci., Prof. — Inst, de Biol. Anim., Univ. de Fribourg, 1700 FRI- 



BOURG, Switzerland 

 SCHWALM, F. E. Dr.phil.nat. — Dept. of Biol. Sci., Illinois State Univ., NORMAL, 111. 



61761, U.S.A. 

 SHAPIRO, S. Ph.D., Prof. — Dean's Office. South Coll., Univ. of Massachusetts, AMHERST, 



Mass. 01002. U.S.A. 

 SKOOG, F. Ph.D., Prof. — Inst, of Plant Developm. and Dept. of Botany, Univ. of Wis- 

 consin, Birge Hall, MADISON. Wis. 53706. U.S.A. • 

 SPIRIN, A. A. Prof. — Inst, of Biochem.. Acad, of Sci. of the U.S.S.R.. MOSCOW, 



US.S.R. 

 WARTENBERG, H. Dr.med., Prof. — Anat. Inst, der Univ., Pestalozzistr. 20, CH 4056 



BASEL, Switzerland 

 WESTON, J. A. Ph.D. — Dept. of Biol., Univ. of Oregon, EUGENE, Ore. 97403. U.S.A. • 



