Capnia promota

Frison, 1937

Pacific Snowfly

Capnia promota is a of in the Capniidae. It is commonly known as the Pacific Snowfly due to its distribution along the Pacific coast of North America. The species was described by Frison in 1937. Like other Capniidae, it is active during the winter months when most other insects are .

Capnia promota by (c) Trevor Van Loon, some rights reserved (CC BY), uploaded by Trevor Van Loon. Used under a CC-BY license.

Pronunciation

How to pronounce Capnia promota: /ˈkap.ni.ə prɔˈmoʊ.tə/

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Distribution

British Columbia, California, Oregon, Washington

Seasonality

Winter-active ( emerge during cold months, typically November through March)

More Details

Taxonomic Notes

Capnia promota belongs to the superfamily Nemouroidea within the suborder . The Capnia contains numerous small, dark-colored winter stonefly that are often difficult to distinguish without detailed examination of genitalia.

Observation Rarity

As of the latest data, iNaturalist records only 3 observations of this , suggesting it is either genuinely rare, underreported, or difficult to detect due to its winter activity period.