[469] NEUROPTEROID INSECTS l6l 



ish, sometimes clearer beyond the anastomosis, veins mostly yellowish 

 brown, hair black ; radius considerably bent at the pterostigma, discal 

 cell not much longer than its pedicel, first and fifth apical cells about 

 their width on discal cell and thyridial area, fourth apical narrow at 

 base ; cubitals fractured at the posterior anastomosis. Hind wings hya- 

 line, rather yellowish at the pterostigma, veins pale, fringe black, fourth 

 apical cell plainly narrower at base than third. Length 13 mm. ; ex- 

 panse 25 mm. 



Three specimens from St. George Island, Bering Sea (July) . 



Type. Cat. no. 5260, U. S. National Museum. 



Limnephilus nebulosus Kirby. Plate XXVIII, fig. 12. 



Limnephilus nebulosus KIRBY, Faun. Bor. Amer., p. 253, 1837. 



Four specimens, which apparently belong to this species, from Vir- 

 gin Bay, Prince William Sound (June), and Saldovia and Kukak 

 Bay (July) . Described from British America. 



Limnephilus sp. 



Two specimens, from Popof Island and Kukak Bay (July), repre- 

 sent a small and probably undescribed species, but the material is not 

 sufficient for study. 



Asynarchus punctatissimus (Walker). Plate XXVII, fig. 6. 



Hallesus punctatissimus WALKER, Brit. Mus. Cat. Neur., p. 17, 1852. 



Four specimens from Popof Island and Farragut Bay (July) . Oc- 

 curs in Canada and Nova Scotia. 



Asynarchus simplex sp. nov. Plate XXVII, fig. 3. 



Head black, with black hair ; palpi black ; antennae black, narrowly 

 annulate with pale; ocelli of moderate size. Prothorax with long 

 yellow hair, rest of thorax black, with black hairs in front of wings 

 and yellowish near middle; legs pale yellowish, except the femora 

 which are black, spines black ; abdomen dark brown. Fore wings 

 infuscated with pale brown, darker on pterostigma and along hind 

 margin, veins brown, some faint pale spots beyond the anastomosis, 

 hairs and fringe nearly black ; radius considerably bent at pterostigma, 

 the discal cell about one-third longer than its pedicel, first and fifth 

 apical cells scarcely their width on discal cell and thyridial area, a 

 brown dot in base of third apical, fourth as wide at base as third, the 

 cubitals fractured at posterior anastomosis. Hind wings hyaline, with 

 yellowish brown veins, pterostigma rather darker, fourth apical cell as 

 wide as third at base. Length 14 mm. ; expanse 27 mm. 



Two specimens from St. Paul Island, Bering Sea. 



Type. Cat. no. 5261, U. S. National Museum. 



