zl. 
12. 
13. 
14, 
RELATIONS OF YOLK TO GASTRULA IN TELEOSTEANS. 35 
‘Zur Ontogenie der Knochenfische.’ By C. K. Hoffmann, Amsterdam, 
1881. Also ‘ Zool. Anz.,’ 1880, p. 682. 
“ Beitrage zur Entwicklungsges. der Knochenfische.” 
Oellacher. ‘ Zeitschr. f. wiss. Zool.,’ 1873. 
“On the Origin of the Hypoblast in Pelagic Teleostean Ova.” By George 
Brook. ‘ Quart. Journ. Mier. Sci.,’ Jan., 1885. 
“On the Significance of Kupffer’s Vesicle, &c.” By J. T. Cunningham. 
Ibid., Jan., 1885. 
By Joseph 
