CHROMOSOMES OF PERLA HZ 
JANSSENS, F. A. 1905 Evolution des Auxocytes males du Batracoseps at- 
tenuatus. La Cellule, T. 19. 
1909 La théorie de la chiasmatypie. Nouvelle interprétation des 
cinéses de maturation. La Cellule, T. 25. 
JANSSENS, F. A., et Dumez 1903 L’élément nucléinien pendant les cinéses de 
maturation des spermatocytes chez Batracoseps attenuatus et Pletho- 
don cinereus. La Cellule, T. 20. 
Kinassury, B. F. 1899 The reducing divisions in the spermatogenesis of 
Desmognathus. Zool. Bull., vol. 2. 
1902 The spermatogenesis of Desmognathus fuscus. Am. Jour. 
Aa tena; Olen ile 
Kornuauser, 8. I. 1914 A comparative study of the chromosomes in the 
spermatogenesis of Enchenopa binotata (Say) and Enchenopa (Cam- 
pylenchia Stal) curvata (Fabr.). Arch. f. Zellforsch., Bd. 12. 
1915 A cytological study of semiparasitic copepod. Hersilis apodi- 
formis (Phil.), with some general considerations of copepod chromo- 
somes. Arch. f. Zellforsch., Bd. 13. 
Korscuett, E. 1895 Uber Kerntheilung, Eireifung und Befruchtung bei 
Ophryotrocha puerilis. Zeit. f. wiss. Zool., Bd. 60. 
Metz, Cu. W. 1916 Chromosome studies on the Diptera. II. The paired 
association of chromosomes in the Diptera and its significance. Jour., 
Exp. Zool., vol. 21. 
Meves, F. 1907 Die Spermatocytenteilungen bei der Honigbiene, nebst Bemer- 
kungen tiber Chromatinreduktion. Arch. f. mikr. Anat., Bd. 70. 
1908 Es gibt keine parallele Konjugation der Chromosomen! » Arch. 
f. Zellforsch., Bd. 1. 
Mryaxe, K. 1905 Uber Reduktionsteilung in der Pollenmutterzellen einiger 
Monokotylen. Jahrb. wiss. Bot., Bd. 42. 
Montaomery, T. H. 1904 Some observations and considerations on the matu- 
ration phenomena of the germ cells. Biol. Bull., vol. 6. 
1911 The spermatogenesis of an Hemipteron, Euchistus. Jour. 
Morph., vol. 22. 
Mortinr, D. M. 1907 The development of the heterotype chromosomes in 
pollen mother cells. Ann. Bot., vol. 21. 
1909 On the prophases of the heterotypic mitosis in the embryo-sac 
mother cell of Lilium. Ann. Bot., vol. 23. 
NotTHNAGEL, M. 1916 Reduction divisions in the pollen mother cells of Allium 
tricoccum. Bot. Gaz., vol. 61. 
Overton, J. B., 1905 Uber Reduktionsteilung in der Pollenmutterzellen 
einiger Dikotylen. Jahrb. wiss. Bot., Bd. 42. 
1909 On the organization of the nuclei in the pollen mother cells of 
certain plants, with special reference to the permanence of the chro- 
mosomes. Ann. Bot., vol. 23. 
Pauutmigr, F. C. 1898 Chromatin-reduction in the Hemiptera. Anat. Anz., 
Bd. 14. 
1899 The spermatogenesis of Anasa tristis. Jour. Morph., vol. 15. 
Payne, F. 1914 Chromosomal variations and the formation of the first spermat- 
ocyte chromosomes in the European earwig, Forficula sp. Jour. 
Morph., vol. 25. 
