222 WILLIAM T. M. FORBES 



and prominent tubercles on sides of mesothorax, faint lines of tubercles on wings, 

 and prominent tubercles on front of head. Moth in June. 



The costal streak of this species corresponds to the fused costal streak and 

 apical spot of A. madarella. 



Clermont County and Cincinnati, Ohio. 



6. A. prselineata Braun. Black, face lead-colored, palpi fuscous, paler above, 

 with two bands on third segment; tips of tegulse and a few scales on disc of 

 thorax white; fore wing with white base, a slightly curved erect fascia two-fifths- 

 way out, and costal and dorsal spots nearly opposite each other, four-fifths-way 

 out; apical fringe white. 7 mm. 



Mine on Hystrix patula, at first a line, then a blotch 4 to 5 mm. wide, usually 

 on the under side of the leaf. Mine in early July; moth in August. Pupa stout 

 and shining, heavily tuberculate. 



Ohio 



7. A. cucullata Braun. Black; palpi white,, second joint brown outwardly, third 

 sometimes with fuscous shading outwardly; antennae black; face and head white; 

 fore wing beyond base slightly brownish; a silvery fascia almost at base, broader 

 on dorsum, a second fascia just beyond middle, bent at middle of wing, and not 

 quite reaching inner margin ; a silvery subapical costal streak, and a dorsal 

 triangle a little before it. Fringe and hind wing dark. 8-9 mm. 



Larva in Carex Jamesii; mine, in the fall, a narrow tract, which is widened 

 into a broad, inflated tract covering most of the width of the leaf, in the spring. 

 Larva red, with browner head; thorax with pinkish mid-dorsal line, and abdomen 

 with lateral pinkish lines also. Pupa elongate, tapering, with prominent dorsal 

 and lateral ridges, the former bifurcated in front and ending on a pointed hood 

 projecting over the face; pupa suspended by a girth and a few strands of silk. 

 Moth emerging from middle of May to early June. 



Cincinnati, Ohio. New York : Ithaca. 



8. A. albicapitella Engel. Dark brown with purple iridescence. Antennae dark 

 brown, tips gray; face silvery; under side of second segment of palpi gray; lower 

 edge of tegulae and back of thorax white. Fore wing with base and first fascia 

 as in A. praBUneata, and with costal and dorsal streaks four-fifths way to apex, 

 sometimes meeting; fringe powdery dark gray. 8 mm. 



Larva in overwintering lower leaves of Poa sylvestris ; the early part of the 

 mine with parenchyma partly eaten, the later part somewhat inflated, and with 

 almost all the parenchyma eaten. Larva pale yellowish, with two dark dorsal 

 stripes on prothorax, widening and sometimes becoming confluent behind; mid- 

 dorsal line whitish. Pupa stout, ovate, with prominent tubercles on sides of 

 mesothorax, in a slight cocoon of transverse threads. Larvae leaving mine at end 

 of March, moths emerging in May or June (Ohio). 



Pennsylvania and southern Ohio; Wisconsin. 



9. A. sylvestris Braun. Blackish brown, with a faint golden brown luster. 

 Face and front of head silvery gray; palpi with outer side of second joint and 

 a little of apex of third blackish; apical fifth of antennae whitish; tips of tegulae 

 and of mesothorax silvery. Fore wing with a silvery basal patch, a nearly vertical, 

 slightly irregular fascia just before middle, and large subterminal dorsal and 

 costal spots, the latter farther toward apex. 



Larva in stem-leaves of Poa sylvestris. Mine at first linear, at the margin of a 

 leaf, inconspicuous; later mine in a second leaf, white, extending the entire width 

 of the leaf and about 8 cm. long. Larva wholly pale yellow; pupa slender, 

 elongate, dull except toward the head, with irregular tubercles on mesothorax; 

 without cocoon. Mines in May; moths emerging in early June. 



Cincinnati, Ohio. 



10. A. leucofrons Braun. Blackish, slightly irrorated; face below antennae with 

 a white patch; palpi black below, with base of third segment white, white above 

 with tip of third segment black; antennae anmilate with gray and fuscous; tegulae 



