617 
1908 - 9 .] Mendelian Action on Differentiated Sex. 
Castle, W. E., “The Heredity of Sex,” Bull. Mus. Comp. Zool. Harvard , 
vol. xl., Ho. 4, 1903. 
Cunningham, J. T., “ The Heredity of Secondary Sexual Characters in relation 
to Hormones : A Theory of the Heredity of Somatogenic Characters, Arch, fiir 
Entivickelungsmechanik der Organismen (Roux’), Bd. xxvi., Heft 3. Castle’s theory 
is considered and discussed. 
Darbishire, “Mendelism,” Science Progress , No. 7, January 1908. Castle’s 
theory is explained and discussed. 
Darwin, C., Origin of Species and Variation of Animals and Plants under 
Domestication , London, Murray. 
Doncaster, “ Sex Inheritance in the Moth Abraxas grossulariata and its var. 
lacticolor ,” Pep. Evol. Comm ., iv. p. 41, 1908. 
Durham and Marryat, D. C. E., “ Inheritance of Sex in Canaries,” Rep. Evol. 
Comm ., iv., 1908. 
Eimer, Organic Evolution , London, Macmillan & Co., 1890, J. T. Cunningham’s 
translation. 
Eigenmann, “ The Precocious Segregation of the Sex-cells Cymatogaster 
aggregatus,” Journ. of Morph., vol. v. pp. 481-492. 
Galton, Natural Inheritance , London, Macmillan & Co., 1889. 
Geddes and Thomson, Evolution of Sex , London, Scott, 1901. 
Hart, D. Berry, “Nature and Cause of Descent of Testes,” Journ. of Anat. and 
Phys., 1909; also “Morphology of the Human Urinogenital Tract,” Journ. of Anat. 
and Phys. and E.O.S. Trans., 1900-1901. 
Hartung, Ueber einem Fall von Mamma accessoria, Erlangen, 1875, Druck der 
Univ. Buch Druckerei, E. Th. Jacob. 
Ingalls, “ Beschreibung eines menschlichen Embryos von 4*9 mm.,” Arch, fur 
Nuk. v. Anat., Bd. lxx. 
Kempe, v., Schwalbe's J ahresbericht , xxi. p. 632, for a short summary. 
Leichtenstern, Virch. Arch. f. Anat. und Path., 1878, p. 222. 
Lock, Recent Progress in the Study of Variation , Heredity, and Evolution, 
London, Murray, 1906. 
Lotsy, J. P., Vorlesungen iiber Descendenztheorien, Jena, Fischer, 1906. This is 
a most comprehensive and valuable work. 
M‘Clung, “The Accessory Chromosome-Sex Determinant?” Biol. Bull., iii., 
1902, p. 43. 
Mitchell-Bruce, Journ. of Anat. and Pliys., 1879, xiii. p. 425. 
Mendel, “Versiiche liber Pflanzen Hybriden verb, naturf. Verein in Briinn ” 
(English translation by Bateson in Jour. Roy. Hort. Soc., xxvi., 1901). 
Ohkubo, Sakaye, “ Zur Kenntniss der Embryome des Hodens,” Roux ’ Archiv f. 
Entivickelungsmechanik der Organism., Bd. xxvi. Heft. 4. 
Owen, On Parthenogenesis, London, Van Voorst, 1849. 
Przibram, Experimental Zoology, Part I., “ Embry ogeny,” Cambridge, 
University Press, 1908. A most valuable monograph. 
Punnett, Mendelism, Cambridge, Bowes & Bowes, 1907. 
Quain, Anatomy, vol. i., Bryce on “Embryology,” London, 1908. 
Ritchie, J., “A Case of Embryoma occurring in the Mediastinum,” Jour, of Obst. 
and Oyncec. of the British Empire, iv. p. 65. 
