72 PAPÉIS AVULSOS 
í 
Vol. X — NA 1 
•4 - Antennae black or dark brown .... 
5 
- Antennaç intirely red or at least in part 
9 
5 - Apical spur of tbe posterior tibiac developed and 
curved . 
mystaceus Wiedemann 
- Apical spur of tbe posterior tibiae absent or very 
reduced . 
6 
6 - Hairs of tbe face black. 
coerulescens Olivier 
- Hairs of tbe face pale. 
7 
7 - Front, occiput and pleurae witli yellow pile; costal 
vein witb yellow bairs in its basal portion ; small 
species. 
leucops Wiedemann 
- Front, occiput and pleurae witb predominant black 
pile; costal vein witb black pile in its basal por- 
tiou; large species. 
8 
8 - Abdômen witb black pile on tbe first segnient 
and witb slight metallic reflections 
aryyrostomus Gerstaecker 1 
- Abdômen witb yellow pile on tbe first segnient 
and alinost always witb iutense metallic reflee- 
tions. 
coerulescens Olivier 
9 - Abdômen intirely black, dull or sbining . 
10 
- Tbird and fourtli abdominal tergites black, being 
tbe otber tergites blue or green .... 
13 
10 - Apical spur of tbe posterior tibiae developed; 
posterior fentora very tliick. 
II 
- Apical spur of tbe posterior tibiae not developed; 
posterior fetnora moderately tbiek .... 
12 
11 Face witb white pile. 
mystaceus Wiedemann 
- Face witb black pile. 
heros Perty 
12 - Abdômen witb blue metallic reflections and yel- 
low pile on tbe first segnient; wings orange 
dives Westwood 
- Abdômen witb sligbt metallic reflections and 
without yellow pile on tbe first segnient; wings 
dark brown or, at least, witb titis color in tbe 
middle. 
ruhidape.v Wiedemann 
13 - Wings black in tbe superior lialf; • apical spur 
of tbe posterior tibiae normal in length, at least 
in tbe male. 
aptcahs Wiedemann 
- Wings orange or witb a large basal pale spot; 
apical spur of tbe posterior tibiae very long and 
curved, at least in tbe male. 
autuorii, n. sp 
14 - Abdômen orange, except tbe first segnient tbat 
is black, with a yellow band on tbe posterior 
margiti of each tergite. 
15 
- Abdômen dark brown with a yellow band ou the 
posterior margin of tbe tergites .... 
16 
SciELO 
10 11 12 13 14 15 
cm 
