Klaus Rassinger (Museum Wiesbaden)   cc-by-sa-3.0

Cheilosia semifasciata is a species of flies in the family flower flies. They visit flowers of Umbilicus rupestris and Lesser Celandine. They are diurnal.

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EOL has data for 12 attributes, including:

Known occurrences, collected specimens and observations of Cheilosia semifasciata (Becker 1894). View this species on GBIF