1957] 
Hull — New Asilidae 
75 
a small posterior or medial bristle. Each femur has a 
still smaller yellow bristle laterally near the apex. Claws 
slender, black, with the base reddish. Pulvilli slender, 
long and whitish. Wings: The wings are nearly hyaline, 
the second vein and the basal part of the third vein pale 
brown, other veins light brown. Marginal cell open nar- 
rowly. Abdomen: The abdomen is more robust than in 
Laphystia annulata, new species. Tergites dark, shining, 
brownish red with the whole lateral margins only pale 
brownish yellow pollinose. This pollen extends narrowly 
along the posterior margin of the sixth tergite but leaves 
the middle interrupted and bare. The short seventh and 
eighth tergites entirely pollinose. Pile over the middles 
of the tergites minute, flat appressed and reddish yellow. 
Side margins of first segment with 4 stout, reddish bristles 
and the second and third segments with 4, the fourth 
segment with 3 and the fifth and sixth segments each 
with 2 similarly colored bristles. 
Type. Female; near Navajo, Arizona, July 11, 1954. 
Paratype female, same data. F. M. Hull collector. In the 
collection of the author. 
