LITERATURE. 



Baltzer, F. 1909. Die Chromosomcn von Strongylocentrotus lividus und Echinus micro- 



tuberculatus. Arch. f. Zellf., Bd. 11, Heft 4. 

 BucHNER, P. 1909. Das accessorische Chromosome in Spermatogcne?e und ovogenese 



der Orthoptern, zugleich ein Beitrag zur Kenntnis der Reduiction. Arch. 



f. Zellf., Bd. IV, Heft 2. 

 DuESBERG, J. 1910. Nouvelles recherches sur I'appereil mitochondrial des cellules 



seminales. Arch. f. Zellf., Bd. vi, Heft I. 

 Foot and Strobell. 1909. The nucleoli in the spermatocytes and germinal vesicles of 



Euchistus variolatus. Biol. Bull., vol. xvi. No. 5. 

 Gross, J. 1912, Heterochromosomes and sex-determination. Zool. Jahrb., vol. xxxii. 

 GuTHERZ, S. 1909. Wird die Annahme einer Beziehung zwischen Heterochromosomen 



und Geschlechts bestimmung durch das Studium der Cxryllus-oogenese 



wiederlegt? Sitzungsber. d. Gesellsch. Naturforsch, Freunde, Nr. 9. 



1912. Ueber ein bemcrkenswertes Structurelement (Heterochromosom?) in der 



Spermiogenese des Menschen. Arch. f. Mikr. Anat., Abteilung 11, 79, 2. 

 GuYER, M. F. 1910. Accessory chromosomes in man. Biol. Bull., vol. xix. No. 4. 

 Jordan, H. E. 1908. The spermatogenesis of Aplopus mayeri. Carnegie Institution of 



Washington Pub. No. 102. Abstract in Anat. Anz., vol. xxxii. 



1908. The relation of the nucleolus to the chromosomes in the primary oocyte 



of Asterias forbesii. Carnegie Institution of Washington Pub. No. 102. 

 ■ 19 10. The relation of nucleoli to chromosomes in the egg of Cribrella sangnine- 



olenta Lutken. Arch. f. Zellf., Bd. v. Heft 3. 

 191 1. The spermatogenesis of the opossum {Didelphys virginiana), with specia 



reference to the accessory' chromosomes and the chondriosom.es. Arch. 



f. Zellf., Bd. VII, Heft i. 



19 1 2. Notes on the spermatogenesis of the bat. Anat. Anz., Bd. XL. 



King, Helen Dean. 1912. Dimorphism in the spermatozoa of Necturiis macidosus. 



Anat. Record, vol. vi, No. 10. 

 KiRiLLOW, S. 1912. Die Spermiogenese beim Pferde. I. Arch. f. Mikr. Anat., Bd. 



Lxxix, Abteilung 11, Heft 3. 

 Leplat, G. 1910. La Spermiogenese chez le Chat. Arch, de Biol., Tome xxv, Fasc. 



2 and 3. 

 McClung, C. E. 1905. The chromosome complex of orthopteran spermatocytes. 



Biol. Bull., vol. IX. 

 MoLLE, J. VAN. 1906. La Spermiogenese dans I'ecureuil. La Cell. Tome xxiii, Fasc. I. 



1907- Les Spermatocytes dans I'ecureuil. Ibid. Tome xxiv, Fasc. 2. 



Montgomery, T. H. 1910. On the dimegalous sperm and chromosomal variation of 



Euchistus, with reference to chromosomal continuity. Arch. f. Zellf., 

 Bd. V, Heft I. 



1909. A biological and cytological study of sex determination in 



phylloxerans and aphids. Jour. Exp. Zool., vol. vii. No. 2. 



and J. T. Patterson. 1910. The development of the nine-banded 



armadillo from the primitive streak to birth, with special reference to 



the question of specific polyembryony. Jour. Morph., vol. xxi. No. 3. 



1909. Some new types of chromosome distribution and their relations to sex. 



Biol. Bull., vol. XVI, Nos. 3 and 4. 

 191 1. Mischlings Studien V: Vorsamenbildung die Mischlingen. Arch. f. 

 Mikr. Anat., Abteilung 11, Bd. Lxxvii, Heft 2. 

 1909-1910. Etudes sur la Structure des Tubes Seminiferes et sur la Sper- 

 matogenese chez les Mammiferes. Arch, de Anat. Micr., Tome xi. Paris. 

 1902. La Spermatogenese chez le taureau, et chez les Mammiferes en 

 general. Arch, de Biol., Tom.e xviii, Fasc. i. 



1909. An unpaired heterochromosome in the aphids. Jour. Exp. Zool., 

 vol. VI, No. I. 

 Further studies on heterochromosomes in mosquitoes. Biol. Bull., vol. xx. 

 Heterochromosomes in the guinea-pig. Biol. Bull., vol. XXI, No. 3. 



1913. Chromosomes in man. Am. Journ. Anat. 14: 4. 

 1905A. The chromosomes in relation to the determination of sex. Science, 

 n. s., vol. XX, 564. 



The behavior of the idiochromosom.es in Hemiptera. Studies on Chromo- 

 somes, I. Jour. Exp. Zool., vol. 11, No. 3. 



The paired microchromosomes, idiochromosomes, and heterotrophic 

 chromosomes in Hemiptera. Studies on Chromosomes, II. Ibid., 

 vol. II, No. 4. 



Morgan, T. 

 Newman, H 



Payne, F. 

 Poll, H. 

 Regaud, C 

 Schoenfeld, H. 

 Stevens, N. M. 



1911. 



1912. 



Wieman, H. L. 

 Wilson, E. B. 



1905B 

 1905 c 



179 



