MOTHS OF FAMILY WALSHIIDAE — HODGES 299 



3. Apex of valva bifurcate A. venifica, new species 



Valva divided into lobes 4 



4. Costa separate from valva, directed dorsally; remainder of valva entire. 



A. juvantis, new species 



Costa, if separate from valva, directed posteriorly; sacculus separate, at 



least apically 5 



5. Valvae symmetrical 6 



Valvae asymmetrical A. extensa (Braun) 



6. Costa separate from valva (at least apex) 7 



Costa united with valva A. venatrix, new species 



7. Uncus tapering to apex 8 



Uncus expanded at apex A. stipator, new species 



8. Saccus with acute apex 9 



Saccus with rounded apex A. risor, new species 



9. Lobe extending from posterior part of costa; apex of valva acute (fig. 26). 



A. ostryaeella Chambers 

 No lobe extending from costa; apex of valva rounded (fig. 57). 



A. qiiadricustatella Chambers 



10. Each ramus of uncus bifid A. sagana, new species 



Rami of uncus simple 11 



11. Valvae symmetrical A. victor, new species 



Valvae asymmetrical A. rhynchosiae, new species 



FEMALES 



1. Ostium bursae preceded by narrow semicircular sclerotized band (fig. 



54) species "f" 



Ostium bursae not preceded by such a band 2 



2. Ostium bursae near anterior margin of seventh sternum, seventh sternum 



heavily sclerotized from ostium bursae to anterior margin (figs. 52 and 



55) 3 



Ostium bursae medial on seventh sternum, seventh sternum not heavily 

 sclerotized from ostium bursae to anterior margin 4 



3. Sclerotized band preceding ostium bursae with strong longitudinal line, 



placed to left of center (fig. 52) species "b" 



Sclerotized band lacking longitudinal hne (fig. 55) species "e" 



4. Ostium bursae preceded and succeeded by broad sclerotized plates (fig. 



51) 5 



Ostium bursae not surrounded by broad plates 7 



5. Series of lateral striae from level of ostium bursae to anterior margin of 



seventh sternum (fig. 47) A. rhynchosiae, new species 



Without series of lateral striae 6 



6. Lightly sclerotized flap extending beyond posterior margin of seventh 



sternum (fig. 51) species "a" 



Lacking such a flap (fig. 49) A. extensa (Braun) 



7. Ostium bursae at apex of conical projection on seventh sternum. 



species "d" 

 No medial projection on seventh sternum 8 



8. Posterior margin of seventh sternum emarginate medially (figs. 48 and 



50) 9 



Posterior margin of seventh sternum not emarginate 10 



