Communications of tLe „Tnstitat International d[*EmbryoIogie" 

 (Emhryological Section of the l.U.B.S.) 



The I. I.E. announces with deep regret the death of its emeritus member 

 Mrs. E. Browne Harvey, and of its members V. C. Twitty, W. Luther, and 

 P. D. F. Murray. 



The Vlth International Congress of Embryology will be held under the 

 auspices of the I. I.E. in Paris during the week of September 1-7, 1968. The 

 topic of the Congress will be: "Nucleocytoplasmic interactions during differen- 

 tiation". The definitive programme will be available in January 1968 from 

 the following address: Laboratoire d'Embryologie, Secretariat du Vie Congres 

 International d'Embryologie, Faculte des Sciences — Bat. C, 9, quai Saint- 

 Bernard, Paris 5e, France. 



The General Assembly of the I.I.E. will meet during the Congress, i.e. on 

 Friday, September 6th, 1968. 



At present the I.I.E. has 315 members. Eighteen new members were 

 accepted by the Board in 1966 and 1967. The complete membership Hst is 

 given below. The procedure for the application for membership and for the 

 acceptance of new members is as follows: 



a) Candidates for membership can be proposed by two members at any time. 

 The Board screens the applications once or twice a year, and decides about 

 acceptance by simple majority of votes among its members. 



b) The requirement for membership is that the candidate should have made 

 a substantial contribution to the field of developmental biology. The Board 

 decides whether a particular applicant meets this standard. 



c) Proposals must be accompanied by a curriculum vitae and a list of 

 publications of the candidate, and should be sent to Prof. P. D. Nieuwkoop, 

 Hubrecht Laboratory, Uppsalalaan 1, Universiteitscentrum "De Uithof", 

 Utrecht, Netherlands. 



Utrecht, December 1967 The Adjunct Secretary-treasurer, 



P. D. Nieuwkoop 



Composition of the Board of the I.I.E. (1964—1968) 



E. Wolff (Paris) President 



S. Horstadius (Uppsala) Vice president 



S. Ranzi (Milano) Vice president 



T. Yamada (Oak Ridge, Tenn.) Vice president 



M. Abercrombie (London) Member 



J. D. Ebert (Baltimore, Md.) Member 



J. J. Pasteels (Brussels) Member 



E. Zwilling (Waltham. Mass.) Member 



A. Monroy (Palermo) Secretary-treasurer 



P. D. Nieuwkoop (Utrecht) Adj. secretary-treasurer 



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