Volesus nigripennis, male 4–5 dorsal view 6–8 head 6–7 dorsal view 8 except distal half of second visible labial segment, lateral view. Scale bars: 5.0 mm (4–5); 1.0 mm (6); 0.5 mm (7–8).

 
 
  Part of: Gil-Santana HR, Oliveira J (2019) First description of the male of Volesus nigripennis Champion, 1899, with new records from Ecuador and Panama, taxonomical notes, and an updated key to the genera of Sphaeridopinae (Hemiptera, Reduviidae). ZooKeys 841: 97-123. https://doi.org/10.3897/zookeys.841.31153