Landauer-Leg 



b. A causal analysis of teratogenic action of insulin and other chemical 

 compounds on developing embryos. Gallus domesticus (Aves) 



c. Hereditary (lethal) cyclocephaly and cyclopia. Gallus domesticus (Aves) 



d. The nature and significance of phenocopies. Gallus domesticus (Aves) 



e. The genetic role of sporadic variations. Gallus domesticus (Aves) 



LANGMAN, J. M.D., Ph.D., M.I.I.E., Prof. — Dept. of Anat., McGill 

 Univ., MONTREAL, Quebec, Canada 



a. Influence of antibodies and antigens on growth and development. Gallus 

 domesticus (Aves) 



b. Antigenic properties of reproductive organs. (Rodentia) 



c. Immuno-embryological research into eye development. Gallus domesticus 

 (Aves) 



d. Immuno-embryological research into brain development. Gallus domes- 

 ticus (Aves) 



LARAMBERGUE, M. de Dr. es Sci., Prof. — Lab. de Zool. et Biol, anim., 

 Fac. des Sci., POITIERS, Vienne, France 



a. Recherches sur le developpement embryonnaire de l'appareil genital her- 

 maphrodite. (Gastropoda) 



b. Differenciation des gametes chez des formes hermaphrodites. (Gastro- 

 poda) 



c. Croissance et embryologie. Achatina spec. (Gastropoda) 



LA SPINA, Miss R. Ph.D. — 1st. di Zool., Via Archirafi 18, PALERMO, 

 Italia 



a. Cytochemical investigations on eggs. (Ascidiae) 



b. The analysis of the colour pattern. Discoglossus pictus (Anura) 



LATIMER, H. B. Ph.D., Prof. (Emer.) — Dept. of Anat., Med. School, 

 Univ. of Kansas, LAWRENCE, Kansas, U.S.A. 



a. Study of two races, to determine the variation in relative weights of the 

 various organs and parts in a large and in a small form. Oryctolagus 

 cuniculus (Lagomorpha) 



b. Quantitative study of the parts of the postnatal heart. Oryctolagus cuni- 

 culus (Lagomorpha) 



LAUFER, H. B.S. M.A., Ph.D. — Dept. of Biol., Johns Hopkins Univ., 

 Charles and 34th Sts., BALTIMORE 18, Md., U.S.A. 



a. Immunochemical study of muscle protein development in the embryo and 

 in the adult limb regenerate. (Amphibia) 



b. Role of specific blood and tissue proteins in development and during 

 regeneration. Samia cecropia and other Saturniidae (Lepidoptera) 



c. The role of the nerve in limb regeneration. (Amphibia) 



LAVARACK, J. O. M.B., B.S., Ph.D. — Anat. Dept., Univ. of Melbourne, 

 PARKVILLE, N. 2, Victoria, Australia 

 a. Histochemical investigation of early neural, notochordal and related tis- 

 sues. Gallus gallus (Aves) 



LaVELLE, A. B.S., M.A., Ph.D. — Dept. of Anat., Coll. of Med., Univ. of 

 Illinois, 1853 W. Polk St., CHICAGO 12, 111., U.S.A. 



LAWRENCE, I. — Dept. of Anat., Med. School, Univ. of Kansas, LAW- 

 RENCE, Kansas, U.S.A. 

 a. An experimental analysis of comb development in the embryo. Gallus 

 domesticus (Aves) (in collaboration with B. S. WENGER) 



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