
"Bibio marci" or St. Mark's fly is a fly from the family Bibionidae. Their common name comes from the fact that the adults usually emerge around St Mark's Day, 25th April.
Similar species: True Flies
By pysailor
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Uploaded Apr 28, 2025. Captured Apr 27, 2025 11:13 in 9RXR+CC Marzling, Germany.
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Interesting. Some one of these on our garden table last Friday, exactly on April 25. I didn't know what it was exactly and had no time to photograph it, but now I know :) Posted 4 months ago