H. V. BR0NDSTED 



Brondsted, H. V. (1939). Regeneration in planarians investigated with a new trans- 

 plantation technique. Biol. Medd. Kbh. 15, No. 1, pp. 1-39. 

 Brondsted, H. V. (1942). Experiments with LiCl on the regeneration of planarians. 



Ark. £ool. B 34, 1-7. 

 Brondsted, H. V. (1946). The existence of a static, potential and graded regenera- 

 tion field in planarians. Biol. Medd. Kbh. 20, 1— 31. 

 Dalyell, J. G. (1814). Observations on some interesting phenomena in animal physiology 



exhibited by several species of Planariae. Edinburgh. 

 Dubois, F. (1949). Contribution a 1' etude de la migration des cellules de regeneration 



chez planaires dulcicoles. Bull. biol. 83, 213-83. 

 Hadorn, E. (1948). Gene action in growth and differentiation of lethal mutants of 



Drosophila. Symp. Soc. exp. Biol. 2, 177-95. 

 Holtfreter, J. (1947). Structure, motility and locomotion in isolated embryonic 



amphibian cells. J. Morph. 79, 27-62. 

 Lender, T. (1951). Sur les proprietes et l'etendue du champ d'organisation du 



cerveau dans le regeneration des yeux de la planaire Polycelis nigra. C.R. Soc. Biol., 



Paris 145, 1 2 1 1 . 

 Morgan, T. H. (1902). Growth and regeneration in Planaria lugubris. Arch. Entw- 



Mech. Org. 13, 179-212. 

 Needham, A. E. (1952). Regeneration and wound healing. Methuen's monographs. 



London, pp. 1-152. 

 Poulson, D. F. (1945). Chromosomal control of embryogenesis in Drosophila. Amer. 



Nat. 79, 340-63. 

 Sussman, M. (1952). An analysis of the aggregation stage in the development of the 



slime molds, Dictyosteliaceae. Biol. Bull. Woods Hole 103, 446-57. 

 Waddington, C. H. (1947). Organizers and genes. Cambridge University Press. 



pp. 1-158. 

 Waddington, C. H. (1950). Genetic factors in morphogenesis. Rev. suisse £ool. 27, 



Suppl. I, 153-68. 

 Witschi, E. (1922). Uberreife der Eier als Kausaler Faktor bei der Entstehung von 



Mehrfachbildungen und Teratomen. Verh. naturf. Ges. Basel 34, 33-40. 

 Witschi, E. (1952). Overripeness of the egg as a cause of twinning and teratogenesis : 



a review. Cancer Res. 12, 763-86. 

 Woerdemann, M. W. (1953). Serological methods in the study of morphogenesis. 



Sym. biochemical and structural basis of morphogenesis, 1952. Arch, ne'erl. %pol. 



10, Suppl. 1, 144-62. 

 Wolff, E. and Dubois, F. (1947). Sur une methode d'irradiation localisee permet- 



tant de mettre en evidence la migration des cellules de regeneration chez les 



Planaires. C.R. Soc. Biol., Paris 141, 903-06. 

 Wolff, E. and Lender, T. (1950). Sur le role organisateur du cerveau dans la 



regeneration des yeux chez une Planaire d'eau douce. C.R. Acad. Sci., Paris 230, 



2238-39. 



138 



