cfarr Member Joined Dec 25, 2025 Messages 61 City Morgantown Yesterday at 11:04 AM #1 Does anyone know what species of stonefly this is? This is my first time seeing such a large stonefly in the area.
Does anyone know what species of stonefly this is? This is my first time seeing such a large stonefly in the area.
tomgamber Well-known member Joined Sep 10, 2006 Messages 12,414 City Greensburg, PA Yesterday at 11:26 PM #2 What area might that be? I have seen them in NC PA.
sarce Well-known member Joined Feb 16, 2013 Messages 1,699 Yesterday at 11:59 PM #3 Giant Stone, Pteronarcys dorsata or something closely related.
Dave_W Moderator Staff member Joined Jan 24, 2016 Messages 5,469 City Gettysburg 36 minutes ago #4 sarce said: Giant Stone, Pteronarcys dorsata or something closely related. Click to expand... Agree. They seem widespread in SCPA, but not numerous, based on my unscientific study.
sarce said: Giant Stone, Pteronarcys dorsata or something closely related. Click to expand... Agree. They seem widespread in SCPA, but not numerous, based on my unscientific study.
