a Postnatal development and differentiation of interstitial tissue of the testis. Rattus rattui 



(Rodentia) 

 b Postnatal development of the "boundary tissue" of the seminiferous tubule. Rattus rattus 



(Rodentia) 

 LEFFORD (FERNANDO), Mrs. F. Ph.D. — Dept. of Anat. and Embryol.. Univ. Coll. 



London. Gower St., LONDON W.C.I, England 

 a Studies on cell locomotory behaviour in tissue culture. Gallus domesticus (Aves), Cavia 



spec. (Rodentia) 

 LEGAIT, E. J. Prof. — Lab. d'Histol., Fac. de Med., 31 rue Lionnois, 54 NANCY, France 

 LEGAULT, R. O. Ph.D., Prof. — Dept. of Biol., Univ. of Ottawa, OTTAWA, Ont., Canada 

 LEGAY, J. M. Dr.es Sci., Prof. — Section de Biol, generale et appliquee, Fac. des Sci., Univ. 



de Lyon. 43, Bd. du 11 Novembre 1918, 69-VILLEURBANNE, France 

 a Modifications de I'heritabilite en fonction du developpement ou des conditions de ce der- 

 nier. Drosophila melanogastev (Diptera), Bombyx mori (Lepidoptera) 

 LEGENDRE, R. Dr.rer.nat., Dr.es Sci., Prof. — Lab. de Zool., Fac. des Sci. de Montpellier, 



Place E. Bataillon, 34-MONTPELLIER, France 

 a Developpement embryonnaire et post-embryonnaire, Archaea spec. (Araneida, Arachnida) 



• LEGHISSA, S. Ph.D., Prof. — 1st. di Anat. Comp., Univ. di Bologna, Via Belmeloro 8, 



BOLOGNA (103). Italia 

 LEGNAME, A. H. Dr. — Inst, de Biol., Fac. de Bioquim., Quim. y Farmacia, Univ. Nac. de 



Tucuman, Buenos Aires 289, TUCUMAN, Argentina 

 a Respiratory metabolism. Bufo arenarum (Anura) 

 b Mitochondria during embryogenesis. Bufo arenarum (Anura) 



LEGNAME, C. R. — • Inst, de Biol., Fac. de Bioquim., Quim. y Farmacia, Univ. Nac. de Tu- 

 cuman, Buenos Aires 289, TUCUMAN, Argentina 

 a Nuclear transplantation (early stages until neurulation). Bufo arenarum (Anura) 

 LE GOASCOGNE, C. D.E.S. — Inst. Natl, de la Sante et de la Recherche Med., Unite de 



Physiol, placentaire, Hopital St. Antoine, 184 Rue du Faubourg St.-Antoine, PARIS Xlle, 



France 

 a Anatomie vasculaire et physiologie de la vesicule ombilicale. Rattus norvegicus albinus, 



Cavia cobaya (Rodentia) 

 LEGRAND, J.-J. Dr.es Sci., Prof. — Lab. de Zool. et Biol. Anim., Fac. des Sci., POITIERS, 



Vienne, France 



• LEHMAN. H. E. Ph.D. — Dept. of Zool., Univ. of North Carolina. CHAPEL HILL, 



N.C.. U.S.A. 

 LEHMAN, Mrs. L. M. YOUNGS Ph.D. — Dept. of Zool.. Univ. of North Carolina, 

 CHAPEL HILL, N.C.. U.S.A. 



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



BERN, Schweiz 



LEHMANN, R. Dr.rer.nat. — Zool. Inst, der Univ. Freiburg, Katharinenstr. 20, 78 FREI- 

 BURG i.Br., Deutsche Bundesrepublik 



— temporarily: Dept. of Biol., Coll. of Arts and Sci., Univ. of Rochester, ROCHESTER. 

 N.Y. 14627, U.S.A. 



a Development of the urinary system (transplantation of the intermediate mesoderm, develop- 

 mental morphology and histology, electron microscopy). Triturus spec, Ambysfoma spec, 

 PleuTodeles waltlii (Urodela), Xenopus laevis, Rana pipiens (Anura) 



b Transplantation of embryonic cells into differentiated tissues. Triturus spec. Ambystoma 

 spec. (Urodela) 



LEIBENGUTH. F. Dr.rer.nat. — Zool. Inst, der Univ., Holderlinstr. 12, 74 TUBINGEN. 

 Deutsche Bundesrepublik 



a Genphysiologie. Habrobcacon juglandis (Hymenoptera) 



LEIKOLA, A. H. A. Ph.D. — Lab. of Exper. Embryol.. Dept. of Zool.. Univ. of Helsinki, 

 Arkadiankatu 7. HELSINKI 10. Finland 



a Primary induction. Gallus domesticus (Aves) 



LEJOHN, H. E. B. Ph.D. — Fourah Bay Coll.. Univ. Coll. of Sierra Leone, FREETOWN. 

 Sierra Leone. W. Africa 



LEMEZ, L. MUDr. — Dept. of Anat., Charles Univ.. U nemocnice 3, PRAHA 2. Czecho- 

 slovakia 



a Embryonal haematology. Gallus domesticus (Aves) 



h Experimental topogenesis and morphology of the pneumogastric system. Gallus domesticus 

 (Aves) 



LE MOIGNE, A. — Lab. de Biol. Anim., S.P.C.N., Univ. de Paris, Fac. des Sci. d'Orsay. 

 91-ORSAY (Essonne). France 



a Developpement embryonnaire (etude au microscope electronique). (Planariidae. Turbel- 

 laria) 



LEMUS, D. Dr.Vet. — Catedra de Embriol., Escuela de Med., Univ. de Chile, Zanartu 1042, 

 SANTIAGO, Chile 



a The development of Chilean forms oriented to the problems of viviparity and placen- 

 tation. Liolaemus t. tenuis, L. gravenhorsfi (Iguanidae, Reptilia) 



90 



