species 139 observations

Thyridanthrax atratus

Field notes

Thyridanthrax atratus is a species of bee fly in the family Bombyliidae. It is found in the western United States from California and Nevada north to British Columbia, Canada.

Supported by All

1 native plants
support it in the US

Food plants Plants it feeds on Alkali Heliotrope 1

Range

United States

Greener is more native, amber more introduced; paler is less certain. How this was decided