Skin and Its Derivatives 



519 



Willier, B. H. 1952 Cells, feathers, and colors. 

 Bios, 23; 109-1 25. 



, and Rawles, Mary E. 1940 The control 



of feather color pattern by melanophores grafted 

 from one embryo to another of a different breed 

 of fowl. Physiol. Zool., i 3:177-199. 



— -, and Rawles, Mary E. 1944a Genotypic 



control of feather color pattern as demonstrated 

 by the effects of a sex-linked gene upon the mel- 

 anophores. Genetics, 25'.-309-330. 



, and Rawles, Mary E. 1944b Melano- 



phore control of the sexual dimorphism of feather 

 pigmentation pattern in the Barred Plymouth 

 Rock fowl. Yale J. Biol. Med., /7;3 19-340. 



Woerdeman, M. W. 1925 Entwicklungsmech- 

 anische Untersuchungen iiber die Wimperbewe- 

 gimg des Ektoderms von Amphibienlarven. Roux' 

 Arch. Entw.-mech., 106A\-h\. 



Woronzowa, M. A. 1932 Analyse der weissen 



Fleckung bei Amblystomen. Biol. Zentralbl., 52.- 

 676-684. 



Wright, S. 1934a Physiological and evolution- 

 ary theories of dominance. Amer. Nat., (^5.-24-53. 



• 1934b Genetics of abnormal growth in 



the guinea pig. Symp. Quant. Biol. Cold Spring 

 Harbor, 2.- 137-1 47. 



1949a On the genetics of hair direction in 



the guinea pig. I. Variations in the patterns found 

 in combinations of the R and M loci. J. Exp. Zool., 

 i^2;303-324. 



1949b On the genetics of hair direction 



in the guinea pig. II. Evidence for a new domi- 

 nant gene, Star, and tests for linkage with eleven 

 other loci. J. Exp. Zool., .?/2;325-340. 



1950 On the genetics of hair direction in 



the guinea pig. III. Interactions between the 

 processes due to the loci R and St. J. Exp. Zool., 

 113:d>3>-6i. 



