LITERATURE 489 



McKeehan, M. S., (1951) J. Exptl. Z"o^-^ ^H^ 3i- 



McKeehan, M. S., (1954) 3- Exptl. Zool-, 126, 157. 



McKeehan, M. S., (1956) Am. J. Anat., gg, 131. 



McMaster, R., (1955) J- Exptl. Zool., 130, i. 



Malan, E., (1953) Arch. biol. (Liege), 64, 149. 



Mangold, O., (1933) Naturwissejischaften, 21, 761. 



Mangold, O., (1936) Natiirwissenschaften, 24, 753. 



Mangold, O., (1956) Natiirwissenschaften, 43, 287. 



Mangold, O., (1957) Natiirwissenschaften, 44, 289. 



Mangold, O., (1958) Anat. Anz., 104, Erganzungsheft 3. 



Mangold, O. and H. Spemann, (1927) Arch. Entwicklungsmech. Organ., in, 342. 



Mangold, O., H. Tiedemann and C. von Woellwarth, (1956) Arch. Entwicklungsmech. 



Organ., i4g, 45. 

 May, R. M., P. Ganter and R. Kourilsky, (1957) ye Journ. cyto-embryol.holl.-belges, Liege, 



Janvier 1957 (unpublished). 

 Medawar, p. B., (1954) J. Embryol. Exptl. AIorphoL, 2, 172. 

 Mifune, S., (1955) Mem. Fac. Sci. Kyushu Univ., Ser. E, 2, 13. 

 Mifune, S., (1957) Mem. Fac. Sci. Kyushu Univ., Ser. E, j, 149. 

 MiLAiRE, J., (1956) Arch. biol. (Liege), 4J, '2.(^-]. 

 MiNGANTi, A., (1949) Arch. biol. (Liege), 60, 251. 

 MiTCHisoN, N. A., (1958) New Biol., 27, 39. 



MoNTALCiNi, R., H. Meyer and V. Hamburger, (1954) Cancer Research, 14, 49. 

 MooG, F., (1944) Biol. Bull, 86, 51. 



Mookerjee, S., (1954) J. Embryol. Exptl. Morphol., 124, 505. 

 Mookerjee, S., E. M. Deuchar and C. H. Waddington, (1953) J. Embryol. Exptl. 



Morphol, 123, 399. 

 Moss, M. L., (1958) Science, i2j, 755. 



MucHMORE, W. B., (1956) Intern. Congr. Devel. Biol., Providence (unpublished). 

 Muchmore, W. B., (1958) Anat. Record, 131, 581. 

 MuLHERKAR, L., (1958) J. Embryol. Exptl. Morphol., 6, i. 

 MuLNARD, J., (1954) Arch. biol. (Liege), 65, 261. 

 Mulnard, J., (1955) Arch. biol. (Liege), 66, 525. 

 MuLNARD, J., (1956) Ann. soc. roy. zool. Belg., 86, 309. 

 Mulnard, J., (1958) Arch. biol. (Liege), 6g, 645. 



Mulnard, J., W. Auclair and D. Marsland, (1959) J. Embryol. Exptl. Morphol., 7. 

 Mulnard, J. and A. DALcq, (1955) Compt. rend. soc. biol., i4g, 836. 

 Nace, G. W., (1956) Intern. Congr. Devel. Biol., Providence (unpublished). 

 Nakamura, O., (1938) Z^'ol. Mag. (Tokyo), 50, 443. 

 New, D., (1955) J. Embryol. Exptl. Morphol., 3, 326. 

 NiEUWKOOP, P. D., (1947) J. Exptl. Biol., 24, 145. 

 NiEUWKOOP, P. D., (1948) Experientia, 4, 391. 

 NiEUWKOOP, P. D., (1950) Rev. siiisse zool., ^y, 23. 

 NiEUWKOOP, P. D., (1955) Exptl. Cell Research, siippl. 3, 262. 

 NiEUWKOOP, P. D., (1958) Acta Embryol. Exptl., 2, 13. 

 NiEUWKOOP, P. D. et al., (1952) J. Exptl. Zool-, 120, 1. 



NiEUWKOOP, P. D. et al., (1955) Koninkl. Ned. Akad. Wetenschap., Proc, Ser. C, 58, 219, 355. 

 NiEUWKOOP, P. D. and P. A. Florschutz, (1950) Arch. biol. (Liege), 51, 113. 

 NiEUWKOOP, P. D. and G. V. Nigtevecht, (1954) J. Embryol. Exptl. Morphol, 2, 175. 

 Niu, M. C., (1954) J. Exptl Zool, 125, 199. 

 Niu, M. C., (1956) Cellular Mechanisms in Dijferentiation and Growth, ed. D. Rudnick, 



Princeton University Press, p. 155. 

 Niu, M. C., (1958) Anat. Record, 131, 585. 



Niu, M. C. and V. C. Twitty, (1953) Proc. Natl Acad. Sci, U.S., 3g, 985. 

 O'Connor, R., (1939) J. Anat., 74, 34. 

 Ogi, K. I., (1958a) J. Embryol. Exptl. Morphol, 6, 412. 

 Ogi, K. I., (1958b) Embryologia, 2, 161. 



