REFERENCES AND AUTHOR INDEX I45 



COLWIN, L. H. & CoLWiN, A. L. (1949) Biol. Bull, Wood's Hole, 97, 237. 8. 



CoNKLiN, E. G. (1905) y. Acad. nat. Sci. Philad., 13, 1-119. 16. 



Connors, W. M. & Scheer, B. T. u947) J- cell. comp. Physiol., 30, 271-283. 



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 Cook, A. H., Elvidge, J. A. & Heilbron, Sir I. (1948) Proc. roy. Soc. B, 135, 



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 Cook, A. H. & Elvidge, J. A. (195 1) Proc. roy. Soc. B, 138, 97-1 14- 47- 

 Coombs, R. R. A. (1954) Schweiz. Z. allg. Path., 17, 424-439. 137 ■ 

 Costello, D. (1938) Anat. Rec, 72, Abstracts p. 112. 85. 

 Cragg, F. W. (1920) Ifidianjf. nied. Res., 8, 32-79. 4. 

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Dalcq, A. (1952) Initiatiofi aVembryologic generale. Masson & Cie, Paris. 2,3. 

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 Dan, J. C. (1950a) Biol. Bull., Wood's Hole, 99, 399-411. 5, 7, 12. 

 Dan, J. C. (19506) Biol. Bull., Wood's Hole, 99, 412-415. 13, 14. 39- 

 Dan, J. C. (1952) Biol. Bull., Wood's Hole, 103, 54-66. 30. 

 Dan, J. C. (1954) Biol. Bull., Wood's Hole, 107, 203-218. 8. 

 Dan, J. C. (1955) Biol. Bull., Wood's Hole, 107, 335-349- 8, 30. 

 Dan, K. (1947) Biol. Bull., Wood's Hole, 93, 259-266. 134. 

 Davson, H. (1951) A Textbook of General Physiology. J. & A. Churchill Ltd., 



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 Donnellon, J. A. (1938) Physiol. ZooL, 11, 389-397. gg. 

 DoRFMAN, W. A. (1934) Protoplasma, 21, 245-257. 12S. 

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 Endo, Y. (1952) Exp. Cell Res., 3, 406-418. 6, 9, 10, 98, loj. 

 Ephrussi, B. (1933) Arch. Biol., Paris, 44, 1-148. 65. 

 Fankhauser, G. (1925) Arch. EntwMech. Org., 105, 501-580. 103, 104. 

 Fankhauser, G. (1932) y. exp. ZooL, 62, 185-235. 103, 104. 

 Fankhauser, G. (1934) y. exp. ZooL, 67, 159-215. 103, 104. 

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 Folkes, B. F., Grant, R. A. & Jones, J. K. N. (1950) J. chem. Soc, Part III, 



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 FoRSTER, H. von & WiESE, L. (1954) Z. Naturf., 9b, 470-471. 54. 

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 Fruton, J. S. & SiMMONDS, S. (1953) General Biochemistry, John Wiley & Sons, 



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 Fuchs, H. M. (1914) Arch. EntwMech. Org., 40, 157-252. 138. 

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 Galtsoff, P. S. (1940) Biol. Bull., Wood's Hole, 78, 117. 21. 

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 Glaser, O. (1914) Biol. Bull., Wood's Hole, 26, 84-91. 20. 



