Ochrimnus barberi
“Las Lagunas de Anza”
Nogales, Santa Cruz County, Arizona
Coordinates: 31.390984, -110.956878
Elevation: 3,645 ft
October 19, 2017
Size: ♀=5.3 mm, ♂=5.1 mm
Female on left side, male on right side
Found on Symphyotrichum falcatum
Determined by David McCoy