Siphlonurus occidentalis: taxon details and analytics

Domain
Kingdom
Animalia
Phylum
Arthropoda
Class
Insecta
Order
Ephemeroptera
Family
Siphlonuridae
Genus
Siphlonurus
Species
Siphlonurus occidentalis
Scientific Name
Siphlonurus occidentalis

Summary description from Wikipedia:

Siphlonurus occidentalis

Siphlonurus occidentalis is a species of primitive minnow mayfly in the family Siphlonuridae. It is found in Central America to North America. In North America its range includes southwestern, northern Canada, all of Mexico, the western United States, and Alaska.

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Images from inaturalist.org observations:

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Siphlonurus occidentalis
©Joshua Smith, some rights reserved (CC-BY-NC)