Thereva brunnea
Cole, 1923
stiletto fly
Thereva brunnea is a of in the , described by Cole in 1923. Very little specific information is documented about this species. It belongs to a family of predatory characterized by their slender, pointed bodies and distinctive . The Thereva contains numerous species, many of which are poorly studied and difficult to identify without examination.

Pronunciation
How to pronounce Thereva brunnea: /ˈθɛrɛvə ˈbrʊniə/
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Taxonomic Note
Thereva brunnea was described by Cole in 1923. The Thereva is taxonomically complex with many that are challenging to distinguish. Species-level identification typically requires examination of male and other microscopic characters.
Data Availability
As of current records, only 4 observations of this exist on iNaturalist, indicating it is either genuinely rare, underreported, or difficult to identify in the field. No detailed biological studies appear to have been published specifically for T. brunnea.