Gastriilation in the Pigeon's Egg. 121 



LITERATURE CITED. 

 Agassiz, L., and Whitman, C. O., '84. On the Development of some Pelagic 



Fish Eggs. Preliminarj' notice. Proc. of the Amer. Acad, of Arts 



and Sci., Vol. XX, pp. 23-7.5. 

 AssHETON, R.. '9G. An Experimental Examination into the Growth of the 



Blastoderm of the Chicle. Proc. Roy. Soc. London, Vol. LX, pp. 349-356. 

 Balfour, F. M., '73. The Development and Growth of the Germ Layers 



of the Blastoderm. Quart. Jour. Mic. Sci., Vol. XIII, pp. 266-276. 

 Balfoltb and Deiciiton, '82. Renewed study of the KC'i'ni layers of the 



Chick. Quart. Jour. Micr. Sci., N. S., Vol. 22, pp. 176-188. 

 Bakfubth, I)., "86. Biologische Untersuchungen iiher die Bachforelle. Arch. 



f. mikr. Anatomic, Bd. 27, pp. 128-179. 

 Babfubth, D., '95. Versuche iiher die parthenogenetische Furchung des 



Hiihnereies. Arch. f. Entw. Mech., Bd. II, pp. 303-351. 

 Blount, Maby, '07. The Early Development of the Pigeon's Egg, with espe- 

 cial reference to the Supernumerary Sperm Nuclei, the Periblast and 



the Germ-wall. A Preliminary Paper. Biol. Bull., Vol. XIII, pp. 231- 



250. 

 Born, G., '92. Diskussion zu Strahl, Die Riickbildung reifer Eierstockseier. 



etc. Verhandl. d. anat. (iesellschaft in Wlen, p. 195. 

 Brunn, a. von, '82. Die Riickbildung nicht ausgestossener Eierstockseier 



bei den Vogeln. Bonn, 1882. 

 CoNKLiN, E. G. The Organization and Cell-lineage of the Ascidian Egg. 



Jour. Acad. Nat. Sci. of Philadelphia, Vol. XIII, pp. 1-119. 

 Dean, B., '06. Chimaeroid Fishes and their Development. Carnegie Pub., 



32, pp. 1-194. 

 Duval, M., '84. De la Formation du Blastoderme dans I'oeuf d'oiseau. 



Annales des Sci. Nat, 6 Series, Vol. XVIII, pp. 1-208. 

 Eycleshymeb, a. C, '02. The Formation of the Embryo of Necturus, with 



Remarks on the Theory of Concrescence. Anat. Anz., Vol. 21, pp. 341- 



353. 

 Gasser, E., '82. Beitriige zur Kenntnis der Vogelkeimscheibe. Arch. f. 



Anat. u. Phsiol., pp. 300-398. 

 Gasseb, E., '84. Eierstosksei und Eiereiterei des Vogels. Sitz. Ber. d. Ges. 



z. Beford. d. Ges.. Naturw. zu Marburg. 

 Goette, a., '74. Beitriige zur Entwickelungsgeschichte der Wirbelthiere. 



Arch. f. Mikr. Anat, Bd. X, pp. 145-199. 

 Guyeb, M. F.. '00. Spermatogenesis of Normal and Hybrid Pigeons. Univer- 

 sity of Chicago Pi*ess, pp. 1-61. 

 Habpeb, E. H., '04. The Fertilization and Early Development of the Pigeon's 



Egg. The American Journal of Anatomy, Vol. Ill, pp. 349-386. 

 Hatta, S., '07. On Gastrulation in Petromyzon. Journ. of Coll. of Sci., 



Vol. XXI, No. 2, Tokyo, Japan, pp. 1-44. 



