AMERICAN MICROLEPIDOPTERA. 113 



brownish fuscous. Fore wings elongate, fuscous brown, with a feeble purple lus- 

 tre in some light, inclining to brassy towards the base; extreme costa dark fus- 

 cous; a pale fascia at two-fifths the wing length, becoming ditfused towards the 

 base, externally shaded by an illdefined, darker band ; two dark spots at end of 

 cell; external half of wing sprinkled with white scales. Cilia greyish fuscous, 

 sprinkled at their base with white and fuscous scales. Hind wings gi'ey, fuscous 

 towards the apex ; cilia concolorous, stramineous at their base near the apex. 

 Dorsal segments 1-2 of abdomen tawny, with brassy lustre, rest fuscous. Under 

 side of body silvery, tinged with pale ochreous, anterior legs and out side of mid- 

 dle and hind legs fuscous, latter silvery within ; tarsal joints tipped with pale 

 at the apex ; fore wings fuscous brown, hind wings silver grey. 

 Expanse 10.-12. mm., .40-48 inch. 



Hah. — Hazleton, Fa. 



P. fraternella sp. n. (PI. VII, fig. 11).— Thorax silver grey, with feeble 

 ochreous tinge ; head and antennal eye-caps ochreous tawny, shining ; autennte 

 dark fuscous, with very indistinct annulations. Male. — Labial palpi very short, 

 fuscous, terminal joint very minute. Ground color of fore wings greyish, over- 

 laid with fuscous scales ; basal space a little paler than the rest of the wing ; basal 

 half of costa dark fuscous. A pale, transverse fascia just before the middle, grad- 

 ually passing into the ground color within, externally to and adjoining it a dis- 

 tinct, dark fuscous band, the latter occupies almost the middle of the wing 

 length : outer half of wing rather densely dusted with fuscous; two dots at end 

 of cell ; cilia grey. Hind wings and cilia greyish fuscous. Abdomen above grey- 

 ish fuscous, segments 1-2 brassy tawny. Under side: thorax, femora, middle 

 and hind legs within silvery, tinged with ochreous fuscous; out side of legs 

 brownish fuscous; tarsal joints pale at their apex; fore wings fuscous, hind 

 wings a little paler. 



Expanse 9.5 mm., .38 inch. 



Hah. — Hazleton, Pa. 



A single male specimen ; the transverse fascia is farther removed 

 from the base than in the two preceding species. 



P. argyreella sp. n. — Silvery white, tipped with ochreous; antennal eye- 

 caps tawny ochreous, rest of antennae brownish. Male. — Labial palpi very short, 

 oclireous, tinged with fuscous. Fore wing elongate, tinged with ochreous, espe- 

 cially along the costa and apical part of wing. At two-fifths the wing length is 

 an illdefined transverse paler fascia. Two not very distinct pale fuscous dots at 

 end of cell ; immediately beyond the pale fascia, more aggregated darker scales, 

 especially marked at the dorsal margin ; cilia greyish. Hind wings and cilia 

 tinged with pale fuscous. Abdomen above tinged with fuscous. Under side of 

 body and legs tinged with pale ochreous fuscous: wings pale fuscous. 



Expanse 11. mm., .44 inch. 



Hah. — Hazleton, Pa. 



A male specimen in my collection. Distinguished from the pre- 

 ceding species by its much paler coloration and more elongate fore 

 wings. 



TRANS. AM. ENT. SOC, XXVII. (15) OCTOBER. 1900 



