Pteronarcys princeps
Banks, 1907
Ebony Salmonfly
Pteronarcys princeps, commonly known as the ebony salmonfly, is a of in the Pteronarcyidae. It is among the largest species in North America. The species is found in the western United States and southwestern Canada, with records from British Columbia, California, Idaho, Nevada, and Oregon. As a member of the Pteronarcyidae, it belongs to a primitive family of stoneflies whose larvae are aquatic and typically require well-oxygenated, cold-water .

Pronunciation
How to pronounce Pteronarcys princeps: //ˌtɛ.rəˈnɑr.sɪs ˈprɪn.sɛps//
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Habitat
Larvae inhabit cold, well-oxygenated streams and rivers. are found near water bodies where they emerge. The requires aquatic with sufficient oxygen levels to support larval development.
Distribution
British Columbia, California, Idaho, Nevada, and Oregon in western North America.
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Taxonomic Note
Pteronarcys princeps was described by Nathan Banks in 1907. The Pteronarcys contains some of the largest in North America, commonly referred to as 'giant stoneflies' or 'salmonflies.'