MATURATION MITOSIS IX AMPHIBIA. 269 



Meves. 



Ueber die Entwicklung der mannlichen Geschlechtszellen von Salamandra 



maculosa. Arch. f. mikr. Anat., 48, 1896. 

 Meves. 



Uber oligopyrene und apyrene Spermien, etc. Ibid., 6l, 1902. 

 Montgomery. 



The Spermatogenesis in Pentatoma up to the Formation of the Spermatid. 



Zool. Jahrb., 12, 1898. 

 Montgomery. 



Chromatin Reduction in the Hemiptera, a correction. Zool. Anz. , 22, 1899. 

 Montgomery. 



The .Spermatogenesis of Peripatus ( Peripatopsis) balfouri up to the Forma- 

 tion of the Spermatid. Zool. Jahrb., 14, 1900. 

 Montgomery. 



A Study of the Chromosomes of the Germ Cells of Metazoa. Trans. Amer. 



Phil. Soc., 20, 1901. 

 Nichols. 



The Spermatogenesis of Oniscus asellus Linn. Proc. Amer. Phil. Soc., 41, 



1902. 

 Paulmier. 



The Spermatogenesis of Anasa tristis. Journ. Morph., 15, 1899. 



Rabl. 



Ueber Zelltheilung. Morph. Jahrb., 10, 1885. 



Ruckert. 



Zur Eireifung bei Copepoden. Anat. Hefte, 8, 1892. 

 Schockaert. 



La ovogenese chez le Thysanozoon brocchi. La Cellule, 18, 20, 1901, 1902. 

 Sutton. 



On the Morphology of the Chromosome Group in Brachystola magna. Biolog. 



Bull., 4, 1902. 

 Van der Stricht. 



La formation des deux globules polaires, etc., dans 1'ceufde Thysanozoon 



Brocchi. Arch, de Biol., 15, 1898. 

 Vom Rath. 



Zur Kenntniss der Spermatogenese vom Gryllotalpa vulgaris Latr. Arch. f. 



mikr. Anat., 40, 1892. 

 Vom Rath. 



Beitrage zur Kenntniss der Spermatogenese vom Salamandra maculosa. 



Zeitschr. f. wiss. Zool., 57, 1893. 

 Wilcox. 



Spermatogenesis of Caloptenus femur-rubrum und Cicada tibicen. Bull. 



Mus. Comp. Zool. Harvard, 27, 1895. 

 Wilcox. 



Further Studies on the Spermatogenesis of Caloptenus femur-rubrum. Ibid., 



29, 1896. 

 Winiwarter. 



Recherches sur 1'Ovogenese et 1'Organogenese de POvaire des Mammiferes 



(Lapin etHomme). Arch, de Biol., 17, 1900. 



UNIVERSITY OF PENNSYLVANIA, PHILADELPHIA, 

 February 10, 1902. 



