Great Basin Snaketail (Ophiogomphus morrisoni)
UTAH: Beaver Co; Hanging Rock Recreation Area, Beaver River - male - June 2017
CALIFORNIA: Lassen Co; Modoc National Forest, Ash Creek at Ash Creek Campground -
males - June 2015
CALIFORNIA: Lassen Co; Modoc National Forest, Ash Creek at Ash Creek Campground -
males emerging from exuvia - June 2015
UTAH: Beaver Co; Beaver River Restoration Area on UT 21, 3.3. mi E jct UT 130 - males - June 2015
OREGON: Klamath Co; Crescent Creek at OR 58 - males - August 2011
OREGON: Klamath Co; Crescent Creek at OR 58 - females - August 2011