DIPTERA. 25 
tawny, obconical, a little narrower and very much longer than the chest, 
adorned above with three pitchy stripes, of which the side pair are inter- 
rupted and indistinct towards the base, and the middle one is inlaid with 
a hoary stripe; tip gray: legs tawny, clothed with short pale yellow hairs ; 
thighs gray with tawny tips; middle-feet and fore-shanks pitchy, the latter 
tawny at the base ; hind feet and sometimes the tips of the four hinder 
shanks pitchy; claws and fore-feet black: wings colourless ; wing-ribs and 
veins tawny, the latter black towards the tips; brands pale brown; curve 
of the tip cross-vein slight, not angular ; scales and poisers tawny. Length 
of the body 64—63 lines ; of the wings 11—18 lines. 
United States. 
TABANUS ERYTHROTELUS, Plate 2, fig. 1. 
Fem. Nigro-cinereus, thoraci vittis quatuor ferrugineis, pectore cano, ab- 
domine fasciculis albis quingue vittato, segmentorum marginibus 
posticis fulvis, antennis nigris basi fulvis, pedibus nigris, tibiis basi 
fulvis, alis cinereis basi fulvis, nervis transversis fusco nebulosis. 
Body black, tinged with gray: head adorned with a hoary covering, 
clothed beneath with white hairs; three shining convex marks on the 
crown: eyes black, parted above by a rather broad interval; all the facets 
very small: sucker black; lancets pale ferruginous ; palpi tawny, clothed 
with short black hairs: feelers black; first and second joints dark tawny, 
clothed with black hairs, produced above into short horns, the first stout, 
the second very slender; third joint armed above with a short stout horn, 
conver beneath, dark tawny at the base ; cumpound joint very much curved 
upward ; chest adorned with four ferruginous stripes, two on each side ; 
breast hoary, clothed with white hairs: abdomen slightly obconical, a little 
broader and much longer than the chest, adorned above with five inter- 
rupted stripes composed of patches of white hairs; hind borders of the 
segments pale tawny: legs black, clothed with whitish hairs; shanks 
towards the tips and feet clothed with short black hairs ; shanks tawny 
towards the base; foot-cushions pale tawny: wings gray, dark tawny at 
the base ; eross-veins clouded with dark brown; brands pale brown, ex- 
tremely small; wing-ribs ferruginous ; veins black, ferruginous at the base ; 
a slight curve but no angle nor stump near the base of the tip cross-vein ; 
scales gray, with dark tawny borders; poisers pitchy, with tawny tips. 
Length of the body 8} lines; of the wings 17 lines. 
Bolton. 
