29. GiNSBURG, A. S., 1968 — Fertilization in fishes and the problem of poly- 

 spermy 



30. Hay, E. D. and J. P. Revel, 1969 — Fine structure of the developing avian 

 cornea 



31. HoRSTADius, S., 1969 — The neural crest 



32. Medvedev, Zh. A., 1968 — Molecular-genetic mechanisms in development 



33. Polezhaev, L. v., 1 968 — The loss and restoration of regenerative capacity 

 in animal tissues and organs 



34. Preda, v., 1969 — Developmental biochemistry of the vertebrate embryo 



35. RoLNiK, V. v., 1968 — Embryonic biology of bird development 



36. Schmidt, A. J., 1968 — Cellular biology of vertebrate regeneration and 

 repair 



37. Schmidt, G. A., 1968 — The embryogenesis-types and their adaptative 

 significance 



38. TiTOVA, A. K., 1968 — Development of receptor structures in the inner ear 

 of vertebrates 



39. Ursprung, H. (Edit), 1968 — The stability of the differentiated state 



Bio-medical research, including teratology 



40. AssALi, N. S. (Edit.), 1968 — Biology of gestation .vols. 1 and 2 



41. BoLANDE, R. p., 1967 — Cellular aspects of developmental pathology 



42. Conrad, K. and others, 1969 — Handbuch der Urologie, vol. 1, Anatomic 

 und Embryologie 



43. Emery, J. L. (Edit), 1969 — The anatomy of the developing lung 



44. Franke, H., 1 969 — Feinstruktur der Plazenta 



45. Gommers, a., 1968 — Thyroide maternelle et developpement prenatal du 

 rat 



46. Hertig, a. T., 1 968 — Human trophoblast 



47. JoFFE, J. M., 1 969 — Prenatal determinants of behaviour 



48. Kalter, H., 1 968 - — Teratology of the central nervous system 



49. KoBAKOVA, E. M., 1968 — Nervous regulation of intestinal mobility in onto- 

 genesis 



50. Kreybig, Th. von, 1968 — Experimentelle praenatal-Toxikologie 



51. Solcher, H., 1968 — Zur Neuroanatomie und Neuropathologie der Friih- 

 fetalzeit 



52. Torpin, R., 1 969 — The human placenta 



53. WiLLERT, H.-G. and H.-L. Henkel, 1969 — Klinik und Pathologie der 

 Dysmelie 



Symposium reports, etc. 



General developmental biology 



54. CowDRY, E. V. and S. Seno (Edits.), 1969 — Nucleic acid metabolism, cell 

 differentiation and cancer growth 



55. Locke, M. (Edit.), 1969 — The emergence of order in developing systems 



56. Sigel, M. M. (Edit.), 1968 — Differentiation and defense mechanisms in 

 lower organisms 



57. Wolff, E. (Edit.), 1969 — Les interactions tissulaires au cours de I'or- 

 ganogenese 



Bio-medical research, including teratology 



58. Bertelli, a. and L. Donati ( Edits. ) , 1 969 — Teratology 



59. IAEA (Edit.), 1968 — Effects of radiation on cellular proliferation and 

 differentiation 



60. JiLEK, L. and S. Trojan, 1 968 — Ontogenesis of the brain 



310 



