page_title: Pteronarcys
hierarchical_section_title: Pteronarcys
caption_attribution_description: Pteronarcys pictetii, IL: Vermilion Co., Middle Fork Vermilion River, 4/25/2009.
context_page_description: Pteronarcys is a genus of giant stoneflies in the family Pteronarcyidae. There are about 8 described species in Pteronarcys.
context_section_description: Pteronarcys is a genus of giant stoneflies in the family Pteronarcyidae. There are about 8 described species in Pteronarcys.
caption: Pteronarcys pictetii
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