394 MAINE AGRICUIvTURAI, UXPl^RIM^NT STATION. I912. 



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1909 d Is there a cumulative effect of selection? Data 

 from the study of fecundity in the domestic fowl. 



Zeitschr. find. Abst. u. Vererbungsl. Bd. 2, pp. 257-275. 



1910 a Studies on hybrid poultry. Maine Agr. Expt. 

 Sta. Ann. Rpt. for 1910, pp. 84-116 (pp. 100-T06 deal 

 with fecundity) . 



1910 b On the inheritance of the barred color pattern 

 in poultry. Arch, f Entwicklungsmech. Bd. 30, pp. 45- 

 61, plates 2 and 3. 



1910 c Further data regarding the sex-limited inheri- 

 tance of the barred color pattern in poultry. Science, N. 

 S., vol. 32, pp. 870-874. 



Pearson, K. 1900 On the criterion that a given system of 

 deviations from the probable in the case of a correlated 

 system of variables is such that it can be reasonably 

 supposed to have arisen from random sampling. Phil. 

 Mag., Ser. 5, vol. 50, pp. 157-175. 



PXATE L. 1910 Vererbungslehre und Deszendenztheorie. Hert- 

 wig Festschrift, Bd. 2, pp. 537-610. 



RuBASCHKiN, W. 1907 Ueber das erste Auftreten und Migra- 

 tion der Keimzellen bei Vogelembryonen. Anat. Heften. 

 Heft. T05, pp. 243-261. 



Shuli., G. H. 1908 a The composition of a field of maize. 

 Kept. Amer. Breeders' Assoc, vol. 4, pp, 296-301. 

 1908 b A pure-line method in corn breeding. Ibid., vol. 

 V, pp. 51-59- 



19TI Hybridization methods in corn breeding. Rept. 

 Amer. Breeders' Assoc, vol. 6, pp, 63-72. 



SonnEnbkodt 1908 Die Wachstumsperiode der Oocyte 



des Huhnes. • Arch Mikr. Anat. u. Entwickl. Bd. 72, pp. 

 415-480. 



Spillman, W. J. 1909a Spurious allelomorphism : Results of 

 recent investigations. Amer. Nat., vol. 42, pp. 610-615. 

 1900 b Barring in Barred Plymouth Rocks. Poultry, 

 vol. 5, pp. 7-8. 



Sturtevant, a. H. 191 1 Another sex-limited character in 

 fowls. Science, N. S., vol. .33, pp. 337-338- 



Weldon, W. F. R. 1902 Mendel's laws of alternative inherit- 

 ance in peas. Biometrika, vol. i, pp. 228-254. 



Wenzel, 1908 Ornithologische Monatsschrift. Cited from 



Floericke ('10, p. 76). 



