a. Morphogenesis of skeleton. (Reptilia; Aves: Mammalia) 



b. Embryonic membranes. (Reptilia) 



c. Regeneration. (Reptilia) 



BELLAIRS, Mrs. M. R. B.Sc. Ph.D., M.I. I.E. — Dept. of Anat., and 



Embryol., Univ. Coll. London. Gower St., LONDON W.C.I, England 

 a. An electron microscopical and histochemical analysis of yolk formation. 



Gallus domesticus (Aves) 

 h. An electron microscopical study of oogenesis. Gallus domesticus (Aves) 



(in collaboration with Miss M .L GREENFIELD) 

 BELLINI-CARDELLINI, Miss L. Ph.D. — 1st. di Zool. e Anat. Comp.. 



Fac. di Sci., Univ. degli Studi, Piazza F. Marchetti, CAMERINO, 



Italia 

 a. Biochemical changes in the course of development. (Amphibia) 

 BELOUSOV, L. W. Cand.biol.sci. — Dept. of Embryol., Fac. of Biol., 



Moscow Univ., MOSCOW V-234, U.S.S.R. 

 a. Cell migration and cell proliferation in morphogenesis. Relations 



between cellular activities and the species-specific pattern of the whole 



organism. Obelia loveni, Dynamene pumila, Clava multicornis (Hydro- 



zoa) 

 h. The application of the biological field theory to the above problems. 



Obelia loveni, Dynamene pumila, Clava multicornis (Hydrozoa) 

 c. The problem of egg organization. Obelia loveni, Dynemene pumila, 



Clava multicornis (Hydrozoa) 

 BELSARE, D. K. B.Sc, M.Sc. Ph.D. — Post-Graduate Dept. of Zool.. 



Univ. of Nagpur. NAGPUR. India 

 a. Development of the pituitary gland. Ophicephalus punctatus (Ophi- 



cephalidae, Teleostei) 

 h. Development of the gonads. Channa punctatus (Ophicephalidae) , No- 



topterus notopterus (Notopteridae, Teleostei) 



c. Studies on germ cells (descriptive and experimental). Channa punctatus 

 (Ophicephalidae, Teleostei) 



d. Descriptive embryology. Heteropneustes fossilis (Siluridae), Gambusia 

 af finis (Poecilidae) , Notopterus notopterus (Notopteridae), Mastocem- 

 balus pancalus ( Mastocembalidae, Teleostei) 



BENAZZI (LENTATI). Mrs. G. — 1st. di Zool. e Anat. comp. dell'Univ., 



ViaA.VoIta4, PISA, Italia 

 a. Ovo- and spermatogenesis; fertilization and cytology. (Tricladidea, 



Turbellaria) 

 BENAZZI, M. M.I. I.E., Prof. — 1st. di Zool. e Anat. comp. dell'Univ., Via 



A. Volta 4, PISA, Italia 



a. Fertilization, pseudogamy, polyploidy and heredity. (Tricladidea, Tur- 

 bellaria) 



b. Action of X-rays on development. (Tricladidea, Turbellaria) 



c. Study of sex. Bacillus rossius (Phasmidae, Orthoptera) 



BENDER, H. A. A.B., M.S.. PH.D. — Dept. of Biol., Univ. of Notre Dame, 



NOTRE DAME, Ind., U.S.A. 

 a. Phenogenetic studies of the ovarian tissue of female-sterile mutants. 



Drosophila melanogaster (Diptera) 

 BENIRSCHKE, K. M.D., Prof. — Dept. of Pathol., Dartmouth Med. 



School, HANOVER. N.H. 03755. U.S.A. 



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