1892.] ENTOMOLOGICAL NEWS. 25I 



white. Belongs to the group airicoUaris, and resembles Mr. Grote's 

 description of griseicollis, save that the latter has the transverse lines 

 marked and no basal streak. Expands 1.30 inches; 32 mm. 



Hab. — Colorado. Bruce, one S (No. 296). one 9 (No. 181). 



Oncocnemis extranea n. sp.; second row, 4th figure. — Gray with a 

 fuscous admixture; head dusky; collar with a black transverse line at 

 base and near tip. Primaries with a black basal dash, to which the clavi- 

 form is attached; a black streak in median cell; black interspaceal streaks 

 through the darker terminal space; secondaries pale, with fuscous outer 

 margin. Expands 1.25 inches; 31 mm. 



Hab. — Colorado. Bruce, one % (No. 180). 

 Belongs to group atricollaris , but resembles, somewhat, colo- 

 radensis^ of the Chandler? group. 



Homohadena figurata Haw.; center row, upper figure. — This species was 

 unknown to me when I wrote my revision of Homohadena, and was then 

 recorded from Nevada only. Mr. Bruce has now taken it in Colorado. 



Acronycta n. sp. ; second row, 3rd figure. — Specimens of this species 

 are in several collections and have been sent me for determination. Dr. 

 Riley has given it a mss. name, I believe, to be published in his intended 

 monograph of the genus. The figure is presented here experimentally 

 only and not for purposes of description. 



Hydroecia medialis n. sp. ; first row, 6th figure. — Of the usual rusty 

 yellowish, gray, red or brown, varying in shade, the median space dis- 

 tinctly darker. Male antennae serrate and bristled; secondaries paler, 

 more yellowish, with the median line of underside visible through. Ex- 

 pands 1.72 — 1.78 inches; 43 — 45 mm. 



Hab. — Colorado. Bruce (No. 138). 



Specimens of this species are in several collections. It is re- 

 lated to immanis and obliqua, differing most obviously in the 

 contrasting median space. 



Hydoecia senilis n. sp.; first row, fourth figure. — Pale yellowish red, 

 scarcely rusty, the median lines darker, the ordinary spots more yellow; 

 secondaries paler, more yellow, more or less black powdered. Male 

 antennje ciliated. Expands 1.50 — 1.52 inches; 37 — 38 mm. 



Hab. — Colorado. Bruce (No. 26 S, 206 9). 



The insect belongs to the 7iictitans, juvenilis series, interme- 

 diate in color and larger than either. It has a strong superficial 

 resemblance to Pachnobia pectinaia. 



Hydroecia nnimoda n. sp.; second row, 4th figure. — Dull powdery- 

 luteous, with a slight admixture of red; all the lines marked, but scarcely 

 contrasting; a yellow apical patch and a similar, less distinct blotch at 



