Be^H from Nf'ir \fe.rico. 416 



diffcra as follows : — Size smnlU'r ; iicad mid thorax bare, with 

 practically no ))u1»i'sc(mic(' ; no suj)racly|)('al mark ; eyes eii- 

 tir(dy surrouiidt'd by a narrow band of" yellow ; scape t'erni- 

 ginous in iVont (instead of yellow) ; antenniu shorter, unusually 

 short for a male ; secontl joint of flagellum barely, if any, 

 longer than the third ; aeutellum much less bilobatc, it and 

 the postseutellum yellow; sides of metathorax with a dull 

 ferruginous mark; pleura with a very largo yellow patch 

 in Iront ; behind this and beneath the wings a red spot, 

 surrounded by black ; lower part of pleura ferruginous ; wings 

 suffused with brownish along tho nervures, which arc very 

 dark brown ; stigma dark ferruginous ; second submarginal 

 cell scared}' narrowed above; legs with more ferruginous; 

 hind coxie mostly terruginous within and yellow without ; 

 abdomen with the whole of the first segment and the anterior 

 margin of the second ferruginous; ahdoinen distinctly and 

 very closely punct\ired\ fifth and sixth segments without any 

 apical black band ; venter yellow, ferruginous at base, the 

 hind margins of the segments narrowly testaceous. Tegular 

 yellow, as in superha. 



llah. Las Vegas, Aug. 11, 1890, at flowers of Solidago 

 canadensis. 1 (^ ( Wilmatte Porter) . 



Ilalictus aquihe, Ckll., 1898. 



(J . — About 9 millim. long. 



Very narrow, especially the abdomen ; dark olive-green, 

 closely punctured ; anterior margin of clypeus broadly, and 

 mandibles except base and apex, lemon-yellow ; legs, ventral 

 suiface, and sides of abdomen orange-ferruginous; on the 

 first three abdominal segments the ferruginous sends flame- 

 like projections into the green ; the thinl segment has a dark 

 spot at each extreme side ; pubescence of vertex and thoracic 

 dorsum ochraceous, of underparts dull white ; antennae long, 

 reaching to base of abdomen, entirely black; wings strongly 

 infuscated, nervures and stigma piceous. A very beautitul 

 insect. 



I lab. Beulah, July 26, at flowers of Ranunculus^ Aster ^ 

 &c., 7 ? [W. Purler) ; the first males were taken at Harvey's 

 lianch, 9G0U feet, Aug. 22, 1899 {Porter (0 Ckll.); on 

 An*;. 28 Miss Porter took males at lieulah. The sexes were 

 taken together, and there is no doubt that they belong. Pre- 

 viously known only by the unique type. 



