SUBFAMILY CALLIPHORINAE 237 
eolor anteriorly, brownish black posteriorly, and with scattered 
dark hair anterodorsally, yellowish or tawny hair below and 
posteriorly; frontale half frontal width, orange brown anterior- 
ly, black posteriorly; frontal row of bristles consisting of 12 
to 14 bristles, these strong anteriorly, weak posteriorly, the rows 
diverging anteriorly with margins of frontale and reaching to 
base of second antennal segment, the foremost bristle most 
divergent; inner vertical bristle strong, cruciate; clypeus with 
yellowish silvery pollen over orange-red to brownish ground 
eolor; front orange brown to black, with silvery pollen and 
with a few pale hairs outside frontal row, at narrowest 0.10 
of head width, 0.18 at vertex and 0.29 at antennal base; faciale 
yellow orange to orange red, nearly straight in profile, with 
three or four rows of short stubby black setae ascending one- 
fourth the distance to the antennal base; parafaciale opposite 
lunule 0.9, dark brown to black in ground color, with silvery 
pollen; vibrissae only 0.5 to 0.7 above oral margin and set 2.0 
apart; proboscis a little over half head height, haustellum half 
length of proboscis; palpus yellow orange, 3.0 in length; an- 
tennae set rather far apart at base, first segment dark brown 
to black, second orange to orange brown, third usually darker 
than second except at base and four times as long, reaching 
0.85 the distance toward the vibrissa; arista orange to orange 
brown at base, black on apical half, with long black cilia for 
four fifths its length; back of head black, with silvery pollen 
especially around occiput, with one row of postocular cilia and 
with numerous pale yellowish hairs which are particularly 
abundant below occiput. 
Thorax bright metallic blue green with coppery-colored reflec- 
tions, mostly shining but with silvery pollen anterodorsally and 
on lower pleura in certain lights from anterodorsal aspect with 
bronze-colored dorsal longitudinal stripe just laterad of acros- 
tichal row not extending posterior to suture, and with a sugges- 
tion of a stripe laterad of dorsocentral row just posterior to 
suture; humeral bristles three; propleuron with tawny setae; 
hindmost preintraalar bristle 0.6 before suture; preacrostichal 
bristles two, the hindmost placed 2.0 before suture; dorsocentral 
bristles three, the hindmost placed 1.2 before suture; prosternum 
with tawny-colored setae; postalar declivity with a few dark 
hairs near center; postacrostichal bristles two; scutellum as in 
sericata. 
Legs brownish black; hind coxa bare posteriorly but elsewhere 
with fine tawny-colored hairs; hind trochanter with tawny- 
colored hairs; fore tibia with three, sometimes four, short stubby 
