Genus THORYBES Scudder
(The Dusky-wings).
PL. CXXXI
(1) Thorybes pylades Scudder, [Plate CXXXI], Fig. 1, ♀ (The Northern Dusky-wing).
Below wings dark brown shading into gray outwardly; hind wings crossed by irregular brown bands; spots of upper side reappearing below. Expanse 1.60 inch.
Common in New England, thence westward and southward.
(2) Thorybes bathyllus (Smith & Abbot), [Plate CXXXI], Fig. 2 (The Southern Dusky-wing).
Distinguished from preceding species by the larger spots on fore wing.
Ranges from Connecticut to Texas.