29 



PLATYPTILIA ORTHOCARPI. 



Platyptilus orthocarpi Wlsm., Pter. Cal. and Ore., p. 11, Plate I., fig. 9 

 (1880). 



Expanse of wings, 25 mm. Head and thorax whitish, slightly 

 tinged with ochreous ; frontal tuft short. Hind legs whitish, 

 marked with fuscous on the outside, with white annulations below 

 each segment ; spurs and feet white. 



Fore wings dusted with ochreous and brown scales, especially 

 on the costa; triangular costal patch and a dash at the end of 

 the first third of the wing very dark fuscous, and more produced 

 toward the apex than in albida; space beyond the triangular patch 

 and a streak parallel to the outer margin white, with the space 

 between them brown. Hind wings fuscous brown; fringes fus- 

 cous with a white line at the base. 



Habitat. Oregon. Food, Orthocarpus. 



PLATYPTILIA ALBIDA. 



Platyptilus albidus Wlsm,, Pter. Cal. and Ore., p. 10, Plate I , fig. 8 

 (1880). 



Expanse of wings, 24 mm. Head and thorax white, with a 

 bluish tinge. Antennae white dotted with brown above. Abdo- 

 men white streaked with fuscous. Hind legs dark ashy in color ; 

 spurs and feet slightly paler on the inner side. 



Fore wings bluish white, with brownish scales, especially along 

 the costa to the brown triangular spot, beyond which is a pale 

 stripe running parallel to the outer margin across both lobes of the 

 wing ; another pale line near the outer margin ; the space between 

 these pale lines is grayish brown except near the costa, where it is 

 brownish ; a brown stripe between this and the fringes. Two in- 

 distinct brown spots on the inner half of the wing, the lower one 

 much nearer the base than the upper one; a brown line at the 

 base of the fringe, which is white except at the anal angle. Hind 

 wings brown ; fringes brown, a little paler on the hind margin of 

 the third feather. 



Habitat. Southern Oregon, California. Early stages and 

 food plant unknown. 



