274 BIBLIOGRAPHY 



Spillman, W. J., 1909. Barring in Barred Plymouth Rocks. 



Poultry, V. 

 Standfuss, M., 1896. Handbuch der palaarktischen Grosschmet- 



terlinge. Jena. 

 Standfuss, M., 1910. Chaerocampa elpenor und einige Mittei- 



lungen iiber Aglia tau. 7ns, XXIV. 

 Staples-Browne, R., 1912. Second Report on the Inheritance of 



Colour in Pigeons, with Special Reference to Sex-hmited In- 

 heritance. Jour. Genet., II. 

 Steinach, E., 1912. Willkiirhche Umwandlung von Saugetier- 



mannchen, etc. Arch. Gesell. Physiol, CXLIV. 

 Stevens, N. M., 1905. Studies in Spermatogenesis w^th Especial 



Reference to the "Accessory Chromosome." Carnegie Inst. 



Wash., pub. 36. 

 Stevens, N. M., 1906. Studies in Spermatogenesis. II. Carnegie 



Inst. Wash., pub. 36. 

 Stevens, N. M., 1907. Color Inheritance and Sex Inheritance 



in Certain Aphids. Science, XXVI. 

 Stevens, N. M., 1908. The Chromosomes in Diabrotica, etc. 



Jour. Exp. Zool., V. 

 Stevens, N. M., 1908. A Study of the Germ-cells of Certain 



Diptera. Jour. Exp. Zool., V. 

 Stevens, N. M., 1909. Further Studies on the Chromosomes of 



the Coleoptera. Jour. Exp. Zool, VI. 

 Stevens, N. M., 1909. An Unpaired Chromosome in the Aphids. 



Jour. Exp. Zool., VI. 

 Stevens, N. M., 1910. A Note on Reduction in the Maturation of 



Male Eggs in Aphis. Biol. Bull, XVIII. 

 Stevens, N. M., 1910. The Chromosomes in the Germ-cells of 



Culex. Jour. Exp. Zool, VIII. 

 Stevens, N. M., 1910. An Unequal Pair of Heterochromosomes 



in Forficula. Jour. Exp. Zool, VIII. 

 Stevens, N. M., 1911. Further Studies on Heterochromosomes in 



Mosquitoes. Biol. Bull, XX. 

 Stevens, N. M., 1911. Preliminary Note on Heterochromosomes 



in the Guinea Pig. Biol. Bull, XX. 

 Stevens, N. M., 1911. Heterochromosomes in the Guinea Pig. 



Biol Bull, XXI. 



