>QQ 



OO 



sometimes not much more than half a.s long as the tibitt ; the latter not 

 swollen, and without spurs. 



Length of body, <?, 0.25-0.30, 9, 0.27; of fore wing, <?, 0.30-0.3;;, 9, 

 0.35; expanse of wings, O.CO-0.70 inch. 



Beverly, Mass., August 10 (Burgess); Natick, Mass., July 24 (Stratton); 

 Springfield, Mass.,,[uly 1!) (Uimmock); Amherst, Mass. (Professor Peal)ody); 

 Pliiladeli)hia, Pa. (Anier. Eiit. .Soc.) ; Demopolis, Ala. (Grote) ; New Orleans, 

 La. (Salle, Mus. Peab. Acad. Sc.) ; Waco, Texas, May 28, June 27, July, 

 August, September 14, October 24 (Belfrage, Mus. Peab. Acad. Sc.); Dallas, 

 Te.\as, April 2 (Boll) ; "Pennsylvania''- (Hiibiier and Guent'e). 



This common and widely-diffused species may be recognized by its 

 diminutive size, the ash-gray long wings, the heavily-ciliated antenna?, the 

 cilia unusually stout and arranged in pairs, the three l)lackish extradiscal lines 

 equally well marked on the upper and under side of both wings. It varies 

 in size and the disposition of the lines. 



AciDALiA GRANiTARiA Packard. Plate 10, fig. 45. 



Addaliii (jraiiiUina Pack., Proc. Bost. Soc. Nat. Hist., xiii, :tt)0, 1871. 



3 S . — A smaller species than usual, of a granite-gray, slightly tinged with 

 brown. Body dusky, with conspicuous white scales; tarsi white; abdomen 

 ringed with white; tipped with white. Antenna? witii curved liristles. Palpi 

 dark. Head rather dark. Liner half of tore wings uniformly black-pepper- 

 eolored, inclosing a. l)lack, round, rather prominenT discal dot, just l)eyond 

 which is an oblique, slightly waved, pale, whitish band, bordered externally 

 with a black line, most ])rominent on the inner edge of the wing. Beyond this 

 line is a narrow white line, broadest on the inner edge of the wing Beyond 

 is a brownish, broad, diffuse band, with a row of longitudinal white spots just 

 beyond, with brownish scales between the spots. On the edge, at the base of 

 the fring(^, is a row of white spots, each spot with a dark ])atcli on the outer 

 edge, consisting of a few lilackish scales. Fringe concolorons with the rest 

 of tlie wing. Hind wings marked the same as in the fore wings and colored 

 the sauK!; just beyond the conspiciujus discal dot is a brown line; beyond is a 

 broader pale band, lined with Idack and wiUi a narrow whitish line beyond; 

 then succeeds a diffuse brownish band, and the outer edge and fringe are 

 marked in the same way. The same markings are repeated on the under 

 side of tlu! wing; the discal dot is less distinct than above ; beyond is a dis- 



