228 BUTTERFLIES 



wing near the margin. Five or six such spots on each hind 

 wing. 



Common Wood-nymph or Grayling {Cercyonis alope). 

 Expanse 2 inches. Eyes not hairy. Eye-spots on front 

 wings, but not on upper surface of hind wings. The chief 

 geographical races of this abundant species are indicated 

 below, although in regions where the forms overlap many 

 intermediate hybrids occur. 



Blue-eyed Grayling {Cercyonis alope alope). A large 

 yellowish-brown blotch near outer margin of each front 

 wing, above and below, with two distinct eye-spots in 

 middle spaces of the blotch. A southern race extending 

 north to central New Hampshire, Michigan, and Wiscon- 

 sin. 



Dull-eyed Grayling {Cercyonis alope nephele). The yel- 

 lowish brown blotch obsolete or nearly so, but eye-spots 

 present. A northern race extending southward only to cen- 

 tral New Hampshire, Michigan, and Wisconsin. 



Maritime Grayling {Cercyonis alope maritima). Similar 

 to the type form, but with the yellowish blotch tinged with 

 reddish. A race found only near the seacoast. 



Southern Wood-nymph {Cercyonis pegala). Expanse 3 

 inches. Eyes not hairy. General color brown with an 

 orange-yellow blotch near outer margin of each front wing 

 above and below with one eye-spot in middle space of the 

 blotch on the male, and two on the female. 



Little Wood-satyr {Cissia eurytus or Neonympha 

 eurytus). Expanse 1| inches. Eyes not hairy. General 

 color fawn-brown with two eye-spots on upper surface of 

 each front wing and several on each hind wing. 



Gemmed Brown {Neonympha gemma). Expanse \\ 

 inches. Eyes not hairy. General color mouse-brown with 



