FERTILIZATION REACTION IN ECHINODERM EGGS. 277 



'14 Studies of Fertilization. VI. The Mechanism of Fertilization in Arbacia. 



Jour. Exp. Zool., Vol. 16, pp. 523-590. 



'19 Problems of Fertilization. University of Chicago Press. 

 '21 Studies of Fertilization. IX. On the Question of Superposition of Fertiliza- 

 tion on Parthenogenesis in Strongylocentrotus purpnratits. BIOL. BULL., 

 Vol. 40, pp. 23-31. 

 Lillie, R. S. 



'15 On the Conditions of Activation of Unfertilized Starfish Eggs under the 

 Influence of high Temperatures and Fatty Acid Solutions. BIOL. BULL., 

 Vol. 28, pp. 260-303. 

 Loeb, J. 



'08 Uber die osmotischen Eigenschaften und die Entstehung der Befruchtungs- 



membran beim Seeigel. Arch, f . Ent'mech., Vol. 26, pp. 82-88. 

 '13 Artificial Parthenogenesis and Fertilization. University of Chicago Press. 

 McClendon, J. F. 



'n The Relation between the Formation of the Fertilization Membrane and 

 the Initiation of .Development of the Echinoderm Egg. Sci., n.s., Vol. 33, 

 P- 387- 

 Moore, A. R. 



'12 On the Nature of the Cortical Layer in Sea-urchin Eggs. Univ. Cal. Publ. 



Physiol., Vol. 4, pp. 89-90. 

 Moore, C. R. 



'16 On the Superposition of Fertilization on Parthenogenesis. BIOL. BULL., 



Vol. 31, pp. 137-180. 

 Okkelberg, P. 



'14 Volumetric Changes in the Egg of the Brook Lamprey Enlosphenus ( Lampe- 

 tra) ifilderi (Gage) after Fertilization. BIOL. BULL., Vol. 26, pp. 92-99. 

 Reighard, J. 



'93 The Ripe Eggs and the Spermatozoa of the Wall-eyed Pike and their 

 History until Segmentation begins. Mich. State Board Fish Comm., 

 loth Bien. Report, 1890-92, pp. 117-166. 

 Ries, J. 



'08 Beitriige zur Histologie und Physiologic der Befruchtung und Furchting. 



Bern. 

 'opa Kinematographie der Befruchtung und Zelltheilung. Arch. f. mikro. 



Anat., Vol. 74, pp. 1-31. 



'opb Die Bildung der Befruchtungsmembran und der physiologischen Bezie- 

 hungen zwischen Keim, Protoplasma, und Hullen in verschiedene Reifesta- 

 dien des Eies. Centralbl. f. Physiol., Vol. 23, pp. 369-374. 

 Rhurabler, L. 



'05 Zur Theorie der Oberflachenkrufte der Amciben. Zeitsch. f. wiss. Zool., 



\'ol. 83. pp. 1-52. 

 Schucking, A. 



'03 Zur Physiologic der Befruchtung, Parthenogenese und Entwicklung. Arch. 



f.d. ges. Physiol., Vol. 97, pp. 58-97. 

 Seifriz, W. 



'18 Observations on the Structure of Protoplasm by aid of Microdissection. 



BIOL. BULL., Vol. 34, pp. 307-324. 



'20 Viscosity Values of Protoplasm as Determined by Microdissection. Bot. 

 Gaz., Vol. 70, pp. 360-386. 



