NORTH AMERICAN LEPIDOPTERA. 173 



Synopsis of Species. 



1. Fore wings whitish along costa 2. 



gray, costa concolorous grossiilarisip. 



2. " whitish glaiicatella. 



" posterior part washed with l)lackish or fuscous 3. 



3. Inner margin with more or less reddish clilatirasciella. 



Wings not at all reddish 4. 



4. Costal stripe narrow. packai'della. 



" half wing «;raciella. 



1. Z. groxistilarise Pack. Guide (pt. 6), ]>. 331, as early as March, 1869 

 {Pempelia) ; Kiley, Missouri Eep. i, March, 1869 (Pempelia) ; Papilio i, 108 ; French, 

 Ills. Eep. vii, 251, 1877; Grote, N. A. Ent. i, 11, pi. 2, fig. 12; i, 68; Papilio i, 142. 



turbatella Grt.. Bull. U. S. Geol. Surv. Terr, iv, 702. 703, 1878. 

 Expands 22— 25 mm. Labial palpi, head, antennfe and thorax fuscous gray; 

 fore wings very light gray, overlaid with fuscous and blackish ; basal field rather 

 darker in middle; basal line near base whitish, rounded outwardly, followed by 

 a broad, even, rounded, blackish band; middle field with blackish running 

 somewhat in longitudinal stripe, with two parallel, somewhat coalescing white 

 stripes just anterior to middle; di.scal spot fuscous, diffuse, dentated ; outer line 

 white, dentate, rather oblique, distinct, margined within with blackish, more 

 marked costally, and lined outwardly with blackish, which extends over the 

 outer field ; marginal points black. Hind wings light fuscous, pellucid. 



Maine, Massachusetts, New York, Illinois, Missouri, and probably 

 generally East of the Mississippi and Missouri Rivers. 



Prof. Riley says the larva is about 16 — 17 mm. long ; head, cervical 

 and anal shields yellowish, mouth parts darker ; the body cylindrical, 

 tapei'iiig slightly both ways from the middle, of a glass-green color 

 without darker spots ; thoracic legs dark ; abdominal the color of 

 the body. Food, gooseberries; the larva lives within these, causing 

 them to ripen prematurely. 



The pupa is about 7 — 8 mm. long, dark mahogany in color. 



2. Z. graciella Hulst, Ento. Am. iii, 134, 1887 (Spermatophthora). 

 longipennella Hulst, Ento. Am. iv, 117, 1888. 



Expands 28 mm. Palpi fuscous gray, whitish above. Head light gray. Thorax 

 light fuscous in front, gray at middle, blackish behind. Abdomen gray. Fore 

 wings white on anterior half, fuscous white on posterior half. Veins sharply 

 lined with black or fuscous black, and a blackish line dividing the discal cell. 

 Cross lines faintly indicated, the basal by a black line close to the base and present 

 only near costa, the outer by a black patch near apex. A marginal line of some- 

 what lengthened black points. Hind wing light shining fuscous. Beneath fus- 

 cous, the posterior portion of fore wings and the whole hind wings light fuscous. 



Texas. Taken in June and July. 



3. Z. packardella Rag., Diag. N. A. Phyc. p. 12, 1887.— Expands 16—26 

 mm. Fore wings much rounded on costa, pale brownish black, very finely and 



