CHROMOSOME STUDIES IN TETTIGID.E. 225 



'15 Inequalities and Deficiencies in Homologous Chromosomes; their Bearing 



upon Synapsis and the Loss of Unit Characters. Jour. Morph., Vol. 26. 

 '17 Chromosome Studies IV. A Deficient Supernumerary Accessory Chromo- 

 some in a Male of Tettigidea parvipennis. Kansas Univ. Sci. Bull., \ ol. 10. 

 Stevens, N. M. 



'05 Studies in Spermatogenesis with Especial Reference to the "Accessory 



Chromosome." Carnegie Inst. Publ. 36. 

 '10 An Unequal Pair of Heterochromosomes in Forficula. Jour. Exp. Zool., 



Vol. 8. 

 '12 Supernumerary Chromosomes and Synapsis in Ceuthophilus. BIOL. BULL., 



22. 

 Sutton, W. S. 



'02 On the Morphology of the Chromosome-group in Brachyslola magna. 



BIOL. BULL., Vol. 4. 



'08 The Chromosomes in Heredity. BIOL. BULL., Vol. 4. 

 Vejdovsky, F. 



'12 Zum Problem der Vererbungstrager. Bohm. Gesell. wiss., Prag. 

 Wassilieff, A. 



'07 Die Spermatogenese von Blatta germanica. Archiv. f. Mikr. Anat., Bd. 70. 

 Wenrich, D. H. 



'16 The Spermatogenesis in Phyrnotettix magnus, with Special Reference to 

 Synapsis and the Individuality of the Chromosomes. Bull. Mus. Comp. 

 Zool., Vol. 60. 



'17 Synapsis and Chromosome Organization in Charthippus (Stenobothrus) 

 curtipennis and Trimerotropis suffusa (Orthoptera). Jour. Morph., Vol. 29. 

 Zweiger, H. 



'06 Die Spermatogenese von Forficula auricularia L. Jena. Zeit., Bd. 42 



