294 WILLIAM T. M. FORBES 



1. G. pectenalaeella Chambers. Black, heavily powdered on a white base; head 

 and thorax almost solid black; antennae black, with a strong white ring at tip of 

 scape; fore wing mottled gray and black, without definite markings. 7 mm. 



July; June, southward. 



New York and District of Columbia to Kentucky and south. New York: Rock 

 City (Cattaraugus County). 



20. AUTONEDA Busck 

 (Neda Chambers, not Mulsant) 



Palpus with a very short, triangular tuft on under side of second segment; 

 third as long, slender. Fore wing with M t approximate to R 4+s ; M 2 separate; hind 

 narrower than fore wing, with M 2 nearer M t than M 3 ; apex produced. 



1. A. plutella Chambers. Brownish black; palpi above, head, thorax, and inner 

 margin of fore wing, cream white; shoulders black, shading into cream white; 

 costa white; fringe cream white except at apex. 11 mm. 



September. Type only seen. 



Kentucky. 



21. ARISTOTELIA Hiibner 



(Ergatis Ileinemann, with Eucatoptus Walsingham) 

 Palpi small, often quite rough. Fore wing broad, lanceolate (fig. 164). M t 

 free; M 2 and M 3 occasionally stalked; the other veins free. Hind wing falcate, with 

 produced apex; cell large; R and Mj divergent but widely separate at base; M 2 

 nearer M t than M 3 ; M 3 widely separate from Cu^ Hind wing narrower, sometimes 

 much narrower, than fore wing. Male sometimes with a costal hair-pencil on 

 hind wing, not disturbing the veins (Eucatoptus). 



The palpi in this group are strongly divergent, and the patterns described are 

 those of. the inner face; the outer face is usually similar but with a little more 

 black. 



Key to the species 



1. Ground bright cinnabar red 6. salicifungiella. 



1. Ground not dull red (sometimes suffused with pink). 

 2. Ground nearly even, with small markings. 



3. Ground white or yellowish to dull wood-brown. 



4. Five black marks on disc 14. quinquepunctella. 



4. Not so marked. 



5. A light yellow or cream-white streak running from costa at begin- 

 ning of fringe. 



6. Palpus with second segment and basal half of third segment black 



15. robusta. 

 6. Palpus less extensively black. 



7. Apex of palpus black; a paler species 13. angustipennella. 



7. Apex of palpus not black 12. gilvolineella. 



5. No light costo-apical streak. . . . ; 11. disconotella. 



3. Ground black or fuscous. 



4. Fifth and tenth joints from apex of antenna white above. 



8. absconditella. 

 4. Antennae without white joints 



5. With subterminal dots 9. minimella. 



5. No subterminal dots 10. physaliella. 



2. Fore wing broadly and contrastingly marked in two or more colors. 

 3. With metallic markings. 



