240 



part of the wing; in some specimens a cloudy spot on the middle of dorsum 

 Cilia white. The males have entire basal fifth of the wing blackish brown and 

 have besides the pattern of the female additional cloudj- ill-defined, more or 

 less transverse areas on the middle of the wing and across apical third; also 

 an interrupted line of small black marginal dots. Hindwings light whitish fus- 

 cous. Anterior legs dark brown on their outer side ; other legs white with dusky 

 tarsi. 



Alar expanse : 19-20 mm. 



Habitat : Brownsville and San Benito, Texas. 



Type and cotvpes in Collection Barnes; cotvpes in U. S. National Museum 

 (No. 22671). 



Intermediate in color between S. algidella Walker and 5". vcslalis 

 Zeller, smaller than either, and differing from both in the single simple 

 uncus and by the dark basal area of the forcwings in the male. 



Named in honor of Mrs. Winifred Irene Lindscy. 

 Stenoma thomasi, n. sp. PI. XXX, Fig. 5. 



Labial palpi, face, head, thorax and forewings yellowish creamy white 

 without any markings. Hindwings pale yellowish white with cilia pure wliite. 

 Abdomen creamy white. Legs white with dusky tarsal joints. 



Alar expanse: 21-24 mm. 



Habitat: Palmerlee, Paradise and H\iachuca Mts., Arizona; .Mbuqucrque, 

 New Mexico. 



Type and cotypcs in Collection Barnes; cotvpes in U. S. National Museum 

 (No. 22672). 



Nearest in size and color to Stenoma crambitella Walsingham, but 

 without the indistinct longitudinal markings and the minute second 

 discal spot of this species; also very distinct in the male genitalia; 

 (compare Figs. 5 and 7, PI. XXX); the attenuated cleft uncus dis- 

 tinguishes this species from all described North American species of 

 the genus. 



