Ron Thill: Genus Proctacanthus (a member of Robber Flies, Family Asilidae) - - Coconino Co., AZ/08. There are nearly 1,000 species of robber flies in N.A. and they're tough to identify to species from photos alone. Many haven't been assigned common names. https:/
Ron Thill: Genus Proctacanthus (a member of Robber Flies, Family Asilidae) - - Newton Co., TX/03
Ron Thill: Laphria saffrana (a member of Robber Flies, Family Asilidae) - - Newton Co., TX/03
Ron Thill: Laphria cinerea (a member of Robber Flies, Family Asilidae) - - TX/03
Ron Thill: Genus Proctacanthus (a member of Robber Flies, Family Asilidae) - - Jasper County, TX/08
Ron Thill: Promachus bastardii (a member of Robber Flies, Family Asilidae) - - Nacogdoches Co., TX/06
Ron Thill: Genus Efferia (a member of Robber Flies, Family Asilidae) - - Jeff Davis County, TX/05. The smallest (< 0.5") robber fly I've encountered. https://www.inaturalist.org/observations/213474410
Ron Thill: Desert Blonde Tarantula (Aphonopelma chalcodes) - - Pima County, AZ/09
Ron Thill: Tucson Bronze Tarantula (Aphonopelma vorhiesi) - - Cochise Co., AZ/10
Ron Thill: Thin-legged Wolf Spider (Pardosa sp.) - - Cochise Co., AZ/08. See https://www.inaturalist.org/observations/70522837
Ron Thill: Thin-legged Wolf Spider (Pardosa sp.) - - Jasper Co., TX/04. See https://www.inaturalist.org/observations/93357170
Ron Thill: Rabid Wolf Spider (Rabidosa rabida) with large egg sac - - Hidalgo County, TX/10
Ron Thill: A Crescent-eyed Spider (Selenops sp.) - - Hidalgo Co., TX/10. There are at least 2 species along the US/Mex. border & they can't be separated by photos alone per https://www.inaturalist.org/observations/189703432. Found under the bark of a dead tree.
Ron Thill: Reakirt's Blue (Echinargus isola) - - Pima County, AZ/04
Ron Thill: Reakirt's Blue (Echinargus isola) - - Jeff Davis County, TX/05
Ron Thill: Lupine Blue (Icaricia lupini) - - Jeff Davis County, TX/05
Ron Thill: Lupine Blue (Icaricia lupini) - - Jeff Davis County, TX/05
Ron Thill: Ceranunus Blue (Hemiargus ceraunus) - - Hidalgo County, TX/10
Ron Thill: Marine Blue (Leptotes marina) nectaring on Woolly Butterflybush - - Jeff Davis County, TX/05
Ron Thill: Western Pygmy-Blue (Brephidium exilis) - - Hidalgo County, TX/10
Ron Thill: Sunrise over Piankatank River - - Gloucester VA/06
Ron Thill: Southeastern Arizona sunrise from near Whetsone, AZ/10
Ron Thill: Sunset over New Fork River - - WY/09
Ron Thill: Sunrise storm over Badlands National Park, SD/05
Ron Thill: Dingmans Creek - - George W. Childs State Park PA/10
Ron Thill: Fall colors along Kebler Pass Highway, CO/09
Ron Thill: Absaroka Mountains - - Centennial Scenic Hwy. WY/09
Ron Thill: Cardinal Meadowhawk (Sympetrum illotum) - - Island County, WA/07
Ron Thill: Slaty Skimmer (Libellula incesta) - - Nacogdoches County, TX/09
Ron Thill: Flame Skimmer (Libellula saturata) - - Chaves County, NM/04