154 INSECTA SAUNDERSIANA, 
Genus ATOMOSIA, Macquart. 
AToMOSIA NIGRO@NEA, Fem. 
ZEnea, punctata, antennis pedibusque nigris, alis cinereis. 
Body brassy: head adorned with a dark tawny covering, having a 
hoary stripe behind the eyes, beset with a few black hairs and bristles: 
eyes black ; fore part flat, its facets very large: sucker black, tawny at the 
tip: palpi black, clothed with black hairs: feelers black; third and follow- 
ing joints nearly twice the length of the first and of the second: chest and 
abdomen thickly punctured, clothed with very short, shining, yellow hairs : 
chest beset with a few black bristles: abdomen linear, a little narrower 
than the chest and less than twice its length: legs black, clothed with 
black hairs and bristles; a few white hairs beneath the thighs; shanks 
adorned beneath with a fringe of white hairs; feet covered beneath with 
tawny down; foot-cushions pitchy: wings gray; wing-ribs and veins 
black ; poisers yellow. Length of the body 3 lines ; of the wings 5 lines. 
Columbia. 
CORMANSIS, n. g. 
Atomosie similis: alarum yene transverse disjuncte. 
Like Atomosia, but the two cross-veins which bound the discoidal 
and fourth posterior areolets are not in the same line. 
Cormansis Hatictipes, Fem. 
Niger, capite fulvo, antennis nigris, pedibus fulvis, alis cinereis. 
Body black; head tawny and thickly covered with short tawny hairs 
above, hoary and clothed with whitish hairs beneath: eyes reddish; fore 
part nearly flat, all the facets very small: sucker and feelers black: chest 
thickly clothed with short tawny hairs: abdomen slightly spindle-shaped, 
a little broader than the chest and nearly twice its length, clothed with 
pale tawny hairs, which are most prevalent along each side: legs tawny, 
thinly clothed with yellow hairs, beset with a few black bristles; thighs 
black with tawny tips; feet dark tawny ; claws black, tawny at the base ; 
foot-cushions pale tawny: wings gray ; wing-ribs and poisers tawny: veins 
