LEPIDOPTERA OF NEW YORK AND NEIGHBORING STATES 213 



(25) C. cretaticostella Clemens. 



Alar expanse: 12.5 mm. 



Localities: Pennsylvania; Canada; Ohio; Massachusetts; Maryland; (May, 



June ) . 



Food plant: Blackberry. 



Larval case: Dark brown; of the pruniella type; composed of silk and leaf; 

 slightly irregular in outline but not appreciably curved; 

 posterior end rather abruptly tapering; mouth deflected to 

 45 degrees; 7-7.5 mm. long. 



A very pretty species distinguished by the white costal and dorsal margins and 

 basal part of fore wing. 



(26) C. kearfottella Barnes and Busck. 



Alar expanse: 11-12 mm. 



Locality: Essex County, Xew Jersey. 



Food plant: Salix. 



Larval case: Formed of silk and bud scales; very irregular; as broad as 



long; mouth slightly deflected; 5-6 mm. long. 



Close to cretaticostella Clemens but distinguished by the much darker yellow 

 ground color of the fore wings. 



V. Moths with fore wings dark grayish broicn or drab, jointly striped with white. 

 Antennce with basal joints thickened but not appreciably tufted. Larval cases 

 flatly or triangularly compressed. 



(27) C. polemoniella Braun. 



Alar expanse: 13-14 mm. 



Locality : Cincinnati, Ohio ( May and early June ) . 

 Food plant: Polemonium reptans. 



Larval case: White with a grayish patch on dorsal surface adjacent to 

 mouth; rather slender, cylindrical; mouth deflected to 45 

 degrees; posterior end flatly compressed and flaring, con- 

 siderably broader than middle of case; 9-10 mm. long. 



An easily recognized species. In some specimens the white markings nearly 

 obsolete except on costa. 



(28) C. astericola Heinrich. 



Alar expanse: 13 mm. 



Locality : Boston, Massachusetts ( September ) . 



Food, plant: Aster multiflorus. 



Larval case: Grayish white; slender; cylindrical; mouth deflected to 45 

 degrees; posterior end rounded and flatly compressed, nar- 

 rower than middle of case; 13 mm. long. 



(29) C. infuscatella Clemens. 



Alar expanse: 11 mm. 

 Locality : Pennsylvania. 

 Food plant: Unknown. 

 Larval case: Unknown. 



\ I. Moths with fore wings white, longitudinally streaked with yellowish white 

 or whitish-yellow streaked with white, with or without fuscous or ochreous dustings 

 on white areas. Antenna; with basal joints thickened but never appreciably tufted. 

 Larval cases with posterior ends triangularly compressed. Larvve seed feeders or 

 leaf miners on low plants. 



(30) C. quadrilineella Chambers. 



Alar expanse: 7 mm. 



Locality: Eastern United States (June through August). 



Food plant: Seeds of Junous. 



