Chrysops lateralis

Wiedemann, 1828

deer fly

Chrysops lateralis is a of deer fly in the Tabanidae. It belongs to the Chrysops, a group of biting flies known for their painful bites to humans and other mammals. The species was described by Wiedemann in 1828. Deer flies in this genus are recognized as significant biting pests in North America.

Pronunciation

How to pronounce Chrysops lateralis: //ˈkrɪs.ɒps læˈtɛr.ə.lɪs//

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Distribution

United States and Canada. GBIF records indicate presence in Vermont and other US locations.

Diet

Females are blood-feeding on mammals, including humans. Males feed on nectar and pollen.

Human Relevance

Females bite humans and other mammals, causing painful welts. Deer flies are considered significant biting pests in North America.

More Details

Taxonomic status note

Catalogue of Life lists this as a synonym, while GBIF and iNaturalist recognize it as accepted. This discrepancy may reflect ongoing taxonomic revision in the Chrysops.

Observation data

iNaturalist records 411 observations of this , indicating it is moderately well-documented in citizen science databases.