386 WILLIAM T. M. FORBES 



4. Middle seta ot prespiracular \v:irt not more Limn twice as far from 



posterior as from anterior. 

 5. Fourth ocellus much closer to third than to sixth, and behind the 



line joining third and sixth (5. Ecdytolopha. 



5. Fourth ocellus about halfway between third and sixth and in line 

 with them 2. Laspeyresia ( fig. 284 ) . 



Key to genera: pupa (after Mosher) 



1. With seta; on anal rise; without a distinct cremaster. 

 2. Two long distinct setee on each side of anal rise. 



3. One row of long strong flat seta; inserted along the row of spines at last 



segment. 



4. Dorsum of abdominal segments covered, more or less, with short tri- 

 angular spines; the spines of the anterior row alternately of two 



lengths . . 13. Epiblema. 



4. With the two regular rows of spines only, the anterior all of one length. 

 5. Exposed part of fore coxae more than half the length of the mid- 

 coxae; body often stout 3. Carpocapsa. 



5. Exposed part of fore coxae shorter; body always slender. 



10. Spilonota. 

 3. A second row of setae at caudal end of body, the first row consisting of 



four setae. 

 4. Second row also of four seta;; maxillary palpi touching maxillae. 



5. Second row with middle setse much slenderer than lateral ones; 

 maxillae less than a third the length of the wings; labial palpi about 

 two-thirds the length of the maxilla?; maxillary palpi touching 



front legs 1 . Hemimene. 



5. Setae of caudal row all similar; maxilla; at least one-half the length 

 of the wings; palpi about one-half the length of the maxilla;, maxil- 

 lary palpi touched by middle leg also 9. Anchylopera. 



4. Second row of two seta;; maxillary palpi reaching maxillae. 



7. Epinotia, 24. Gypsonomu. 

 2. Never with two long distinct seta; at each side of anal rise. 



3. Lateral spines of last segment noticeably enlarged; seta; at caudal end 

 very weak and obscure; usually with two pairs of obscure setee on 



anal rise 7. Epinotia (Catastega). 



3. Lateral spines of last segment not noticeably larger than the others; 

 setae at caudal end long and heavily chitinized, on a distinct papilla on 



each side of anal rise 2. Laspeyresia. 



1. With a well-developed cremaster. 



2. Ninth segment of abdomen with a distinct row of spines, strongest in male; 

 last segment sometimes with spines; cremaster broader than long, 

 always with setae on anal rise. 



3. Cremaster not curved ventrad; the corners not produced into prominent 

 hooks, but usually ending in three short lobes; second segment of 

 abdomen with anterior row of spines present, and posterior row 

 strong; setae on anal rise lateral to anal opening. 

 4. Last segment with spines, usually three or four crowded rows. 

 5. With strong seta; on anal rise. 



6. Two seta; on each side, much like those of cremaster. .28. Episimus. 

 G. One seta on each side, smaller than those on cremaster. 



29. Olethreutes in part. 



