470 



ANNUAL REPORT SMITHSONIAN INSTITUTION, 1921. 



tions where the hair is lighter than the eyes, but they are not 

 numerous. 



ANOMALIES OF EYE PIGMENTATION. 



~Eye pigmentation shows occasional^ interesting anomalies. They 

 are limited to the " mixed " eyes, and seem to be more frequent 

 in females. Also, most of them came from the Southern States, 

 which, however, may be an accident. Those observed were as 

 follows : 



Age. 



Locu: 



Males: 

 51.. 

 43.. 

 43.. 



23. 



Virginia. 



do... 



do... 



Maryland . 



Females: 



18 Virginia. 



18. 



25. 

 30. 

 32. 



Mixed. 



Hair. 





Dark brown 



Medium brown.. 

 Near black 



Medium brown.. 



Dark brown 



....do 



Virginia i Light brown 



Mixed Medium brown.. 



.do. 



34 Pennsylvania. 



45 Virginia 



Triangular wedges 

 or segments:' 

 Females— 



24 



.do. 



24 North Carolina 



30 Virginia 



do 



Dark brown. 



Golden brown... 



Medium brown.. 



do 



do 



Mixed; right shows more brown than left. 



Right greenish; left fine medium blue. 



Right gray, traces brown; left, medium brown, 



traces gray. 

 Right medium blue; left medium blue, traces 



brown. 



Mixed, right shows very perceptibly more brown 



than le]t. 

 Light blue, slight tinge of brown in left: more in 



right. 

 Right gray; Ze/ilighter than right. 

 Gray; right traces brown, left pure. 

 Right dark brown; left greenish-brown. 

 Right pure grayish-blue; left same, but with a 



speck of brown. 

 Right pure deep blue; left same with brown 



patch. 



Right pure medium blue; left same but with 



large segment of yellow brown. 

 Light greenish; in left a nice wedge or segment 



of medium brown. 2 

 Medium gray; right shows a clear-cut wedge of 



medium brown. 



1 Beginning at a point on the inner and diverging toward the outer border of the iris. 

 » Father has brown, mother light eyes. 



No case was observed where one eye was brown and the other light, 

 though one was learned of. 



The most interesting of the anomalies' are the wedges or segments 

 of brown in one of the otherwise pure and uniform light eyes. They 

 remind one distantly of the eyes of lizards. The phenomenon is of 

 course a sign of mixture, and probably also of a peculiar histological 

 condition in the given iris. 



BLONDS AND BRUNETS. 



The terms " blond " and " brunet " are general items which have 

 as yet no scientifically fixed meaning. As a result when two persons 



