Silvius sayi
Brennan, 1935
Silvius sayi is a of deer fly in the Tabanidae, described by Brennan in 1935. It belongs to the Chrysopsinae, which includes the deer flies and horse flies. The species is placed in the Silvius, a group of biting flies known for their blood-feeding habits. Information about this specific species is limited in available sources.



Pronunciation
How to pronounce Silvius sayi: /ˈsɪl.vi.əs ˈseɪ.aɪ/
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Taxonomic Status
The Catalogue of Life lists Silvius sayi as a synonym, while GBIF treats it as an accepted . This discrepancy indicates ongoing taxonomic uncertainty that may require further investigation.
Observation Records
iNaturalist reports 6 observations of this , suggesting it is rarely encountered or underreported in citizen science databases.
Sources and further reading
- BugGuide
- GBIF taxonomy match
- iNaturalist taxon
- Catalogue of Life
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