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Marie Lou Legrand   cc-by-nc-4.0

Tricholauxania praeusta is a species of flies in the family lauxaniid flies. They visit flowers of creeping buttercup. They are diurnal.

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EOL has data for 11 attributes, including:

Known occurrences, collected specimens and observations of Tricholauxania praeusta (Fallen 1820). View this species on GBIF