Plate 29 



Figure 1. Anthocharis yenutia, early-spring male ; Cabin John, Md., April 13, 

 1925. 



2. Anthochnris genutia, early-spring form of female; Cabin John, Md., 



May 2, 1926. 



3. Anthocharis genutia, late form of male : Cabin John, Md., May 2, 



192G. 



4. Anthocliaris genutia, late form of female; Cabin John, Md., May 2 



1926. 

 5,6. Pieris protodice, male, upper (5) and under (6) sides. Cabin John, 



Md., July 25, 1926. 

 7,8. Pieris j)rotO(liGe, female, upper (7) and under (8) sides. Cabin John, 



Md., September 27, 1925. 

 9,10. Pieris rapae, male, spring form, upper (9) and under (10) sides. 



Cabin John, Md., April 8, 1925. 

 286 



