■DEVELOPMENT IN CROSS-FERTILIZED EGGS 415 



LITERATURE CITED 



1 Balzer, F. 1910 Ueber die Beziehung zwischen dem Chromatin und der 



Entwicklung und der Vererbungsrichtung bei Echinodermenbastarden. 

 Archiv. f. Zellforschung, Bd. 5. 



2 BuTSCHLi, O. 1900 Bemerkungen liber Plasmastromungen bei der Zell- 



theilung. Archiv. f. Entwickelungsmechan., Bd. 10. 



3 Chambers, R. 1917 Microdissection studies. II. The cell aster; a rever- 



sible gelation phenomenon. Jour. Exp. ZooL, vol. 23. 



4 DoNCASTER, L., AND Gray, J. 1913 Cytological observations on the early- 



stages of segmentation of Echinus hybrids. Quart. Jour. Mic. Sci., 

 vol.58. 



5 GoDLEWSKi, E. 1906 Untersuchungen iiber die Bastardierung der Echini- 



den und Crinoidenfamilien. Archiv. f. Entw. Mech., Bd. 20. 



6 Heilbrunn, L. V. 1920 An experimental study of cell-division. I. The 



physical conditions which determine the appearance of the spindle 

 sea-urchin eggs. Jour. Exp. Zool., vol.30. 



7 Herbst, Curt 1909 Vererbungstudien VI. Archiv. f. Entw. Mech., 



Bd.27. 



8 Kupelwieser, Hans 1909 Entwicklungserregung bei Seeigeleiern durch 



Molluskensperma. Archiv. f. Entw. Mechan., Bd. 27. 



9 Lillie, F. R. 1919 Problems of fertilization. Univ. of Chicago Press. 



10 Moenkhaus, Wm. J. 1904 The development of the hybrids between Fun- 



dulus heteroclitus and Menidia notata, with especial reference to the 

 behavior of the maternal and paternal chromatin. Am. Jour. Anat., 

 vol.3. 



11 Morris, Margaret 1914 The behavior of the chromatin in hybrids be- 



tween Fundulus and Ctenolabrus. Jour. Exp. Zool., vol. 16. 



12 Newman, H. H. 1915 Development and heredity in teleost hybrids. 



Jour. Exp. Zool., vol. 18. 



13 Norman, W. W. 1896 Segmentation of the nucleus without segmentation 



of the protoplasm. Archiv. f . Entw. Median., Bd. 3. 



14 PiNNEY, Edith 1911 A study of the chromosomes of Hipponoe esculenta 



and Moira atropos. Biol. Bull., vol. 21. 



15 1918 A study of the relation of the behavior of the chromatin to 

 development and heredity in Teleost hybrids. Jour. Morph., vol. 31. 



16 Tennent, D. F. 1912 Studies in cytology. II. The behavior of the chro- 



mosomes in Arbacia-Toxopneustes crosses. Jour. Exp. Zool., vol. 12. 



17 Wilson, E. B. 1895 Archoplasm, centrosome and chromatin in the sea- 



urchin's egg. Jour. Morph., vol. 11. 



18 1901 Experimental studies in cytology. II. Some phenomena of fer- 

 tilization and cell-division in etherized eggs. Archiv. f. Entw. 

 Mechan., Bd. 13. 



