MINNESOTA: Lake Co; McDougal Lake Campground - male - July 2023
MINNESOTA: Itasca Co; Big Falls River at Hwy 1 - male - June 2023
MINNESOTA: Koochiching Co; Big Falls City Campground - male - June 2023
MICHIGAN: Ingham Co; Grand River at McNamara Landing - male - August 2021
TEXAS: Jeff Davis Co; Davis Mts Preserve, Madera Canyon Trail - female - August 2017
SOUTH CAROLINA: Oconee Co; Chattooga River at US 76 - male - July 2017
MINNESOTA: Lake Co; Superior National Forsest, near McDougal Lake Campground - male - July 2016
TEXAS: Uvalde Co; Nueces River at 19 mile crossing - male - October 2015
FLORIDA: Columbia Co; Santa Fe River at US 27 - male - June 2015
FLORIDA: Escambia Co; Perdido River at Barrineau Park - male - June 2015
ARIZONA: Yavapai Co; Burro Creek Campground - male - June 2015
TEXAS: San Patricio Co; Lake Corpus Christi State Park - male - April 2015
TEXAS: Kinney Co; Fort Clark Springs, Las Moras Creek - male - September 2013
WYOMING: Crook Co; Devil's Tower National Monument, Belle Fourche River - male - July 2013
UTAH: Uintah Co; Dinosaur National Monument, Green River Campground - male - July 2013
TEXAS: Jeff Davis Co; Davis Mountains Preserve, Madera Canyon Trail - male - June 2013
MAINE: Penobscot Co; on Mattawamkaeg Wilderness Park Road, 4.3 mi W of Campground at roadside stream - males - July 2012
MISSOURI: Reynolds Co; Mark Twain National Forest, Sutton Bluff Campground on West Fork of Black River - male - June 2012
TEXAS: Val Verde Co; Pecos River Bridge Overlook Picnic Area on US 90 - male - May 2012
TEXAS: Kinney Co; Las Moras Creek near Scales Road - male - May 2012
WYOMING: Crook Co; Devil's Tower National Monument, picnic area - females - August 2011
1st records for state of Wyoming
WYOMING: Crook Co; Belle Fourche River at WY 14 - male - August 2011
1st records for state of Wyoming
TEXAS: San Jacinto Co; Sam Houston National Forest, Big Creek Scenic Area - female - May 2011
(feeding on male Blue-tipped Dancer, Argia tibialis)
TEXAS: Kinney Co; Fort Clark Springs, Las Moras Creek between Scales Road and clubhouse - male - April 2011
TEXAS: Kinney Co; Las Moras Creek at Standard Lane - male - April 2011
LOUISIANA: Natchitoches Parish; Kisatchie National Forest, Kisatchie Bayou Campground - male - April 2011
IOWA: Madison Co; Hogback Covered Bridge - male - August 2010
MINNESOTA: Cook Co; Superior NF, Baker Lake outflow stream - male - August 2010
TEXAS: Starr Co; Salineņo - many ovipositing pairs - May 2010
TEXAS: Bexar Co; Medina River Natural Area - males - April 2010
TEXAS: Gonzales Co; Gonzales, Independence Park on the Guadalupe River - pairs in tandem - October 2009
TEXAS: Maverick Co; Eagle Pass, Elm Creek - male - September 2009
TEXAS: Reeves Co; stream below Red Bluff Dam - male & female - August 2009
TEXAS: Val Verde Co; Pandale Crossing of the Pecos River - male - June 2009
TEXAS: Gonzales Co; Gonzales, Independence Park on the Guadalupe River - pair in tandem - June 2009
TEXAS: Gonzales Co; Gonzales, Independence Park on the Guadalupe River - hundreds in tandem - June 2009
TEXAS: Gonzales Co; Gonzales, Independence Park on the Guadalupe River - robber fly with female - June 2009
TEXAS: Llano Co; Llano River at TX 16 - pair in copula - June 2009
TEXAS: Sommervell Co; Brazos River at US 67 - male - June 2009
FLORIDA: Santa Rosa Co; Blackwater River at Coldwater Horse Camp - male - June 2009
MISSISSIPPI: Perry Co; DeSoto National Forest, Cypress Landing Campground - male - June 2009
TEXAS: Uvalde Co; Leona River at Fort Inge Historic Park - male - May 2009
TEXAS: Harris Co; Cypress Creek at Telge Park - male & female - May 2009
TEXAS: Oldham Co; Canadian River at US 385 - male - August 2008
TEXAS: Val Verde Co; Moore Park, San Felipe Springs - male - July 2008