274 MAINE AGRICULTURAL EXPERIMENT STATION. I9II. 



12. Boletina Hopkinsii Coquillett. 

 Canadian Entomologist. XXVII. 200. 1895. (Mycetophila). 



Male. Length 4 mm. Black, the thorax and abdomen sub- 

 shining, not pollinose ; halteres, femora, tibiae and base of 

 metatarsi dusky yellow. Antennae twice as long as head, and 

 thorax united, densely short, white pubescent. Thorax and 

 scutellum sparse, coarse, golden yellow pilose, abdomen fine 

 yellowish white pilose. Front tibiae destitute of stout bristles 

 except at the tip; the middle and hind ones bearing numerous 

 black bristles. Wings gray, unmarked ; Sci ending in the costa 

 slightly beyond the base of Rs ; media forks the length of the 

 crossvein beyond the latter ; cubitus forks opposite the proximal 

 end of the crossvein ; anal vein scarcely reaching beyond the 

 middle of Cu2 ; costal vein reaches the first third of distance 

 between tips of Rs and Ml "Morgantown, W. Va." 



A single male specimen from Hampton, N. H. (S. A. Shaw) 

 which may be this species or else an abberant specimen of B. 

 obscura has Sc^ very indistinct, proximad of the middle of Sci, 

 the petiole of the media but little longer than the crossvein and 

 the fork of the cubitus slightly distad of the proximal end of 

 the crossvein. 



13. Boletina sobria n. sp. 

 Female. Head, thorax and abdomen brownish black, slightly 

 pruinose; lamellae of ovipositor, palpi and flagellum of antennae 

 brown, the intermediate joints of the latter not twice as long 

 as wide ; body hairs yellowish. Coxae and legs yellow ; trochan- 

 ters blackish, tarsi brown; spurs pale yellow; claws each with 

 4 or 5 basal teeth, those of hind claws more minute. Wings 

 grayish hyaline, veins dusky yellow (Fig. 186). Halteres yel- 

 low. Longmire's Springs, Mt. Rainier, Wash. August. 

 fJ.M.A.) 



14. Boletina arctica Holmgren. 



Oefv. Vetensk. Akad. Forh. 105. 1872. 

 Male and female. Length 4-5 mm. Blackish, subopaque ; 

 thorax cinereous with 3 black stripes, the middle one geminate; 

 furrow below the humeri pale; antennae wholly blackish; palpi 

 fuscous, yellowish apically; abdomen blackish. Wings hyaline, 

 anterior veins dusky; fork of the cubitus more retracted than 



