Taxonomic History (since 2007)

Popenaias popeii — Graf & Cummings (2007), Chapman et al. (2008), Chapman et al. (2008), Cummings & Graf (2010), ..., Dai et al. (2024), Wu et al. (2024), Wu et al. (2024), Dai et al. (2025)
Popenaias popei — Haag (2012), ITIS (2012)

Mexico

USNM_533951
Canon Espantoso, S of San Vicente, near Cuatro Cienegas, Coahuila, Mexico

USNM_85895B
Rio Salado, Nuevo Leon, Mexico

USNM_1283220
Rio Salado, 8 km southwest of Progresso, Coahuila, Mexico

INHS_29013
Rio Sabinas, W of Rio Villa de San Juan on Hwy. 20, Coahuila, Mexico

USNM_120920
Rio Salado, near Leon, Mexico

USNM_85895
Rio Salado, near Leon, Mexico

INHS_29012 Rio Sabinas, Gulf of Mexico - Rio Grande del Norte - Salado, W of Rio Villa de San Juan on Hwy. 20, Coahuila, Mexico

USA

MCZ_295007
Las Moras Creek, [Fort Clark] Kinney Co., Texas

UF_269336
Kinney Co., Texas

ANSP_341891
Devils River, Comstock, Val Verde Co., Texas

ANSP_346884
Pecos River, at bridge approx. 5 mi S Pandale, Val Verde Co., Texas

ANSP_85268
Pecos River, Val Verde Co., Texas

ANSP_91432
North Spring River, Roswell, N.M.

USNM_168765
North Spring River, Roswell, New Mexico, Pecos Valley, Alt. 3375 ft.

USNM_487417
Pecos River, Eddy County, T23S, R28E, sec. 24, New Mexico

USNM_592723
Pecos River, Malaga Bend, Eddy County, New Mexico

USNM_758208
Pecos River, under Bataan Bridge, Carlsbad, Eddy County, New Mexico

NCSM_35330
North America, Rio Grande Basin/Pecos R., United States, New Mexico, Eddy Co. Black River, found through a 7 km. reach between Black River Village and Carlsbad Irrigation District Dam, [point estimated at center of Black River Village ro 4.5 air miles NE center Black River Village, [Bond Draw and Black River Village Quads.] Lat/Long: Start:32.20196° N, 104.2506°W; End: 32.82084° N, 104.1958°W

USNM_118394
Devils River, Texas

USNM_01
Las Moras Creek, Fort Clark, Kinney Co., Texas

USNM_130175
Las Moras Creek, Fort Clark, Kinney Co., Texas

USNM_151538
Las Moras Creek, Fort Clark, Kinney Co., Texas

USNM_252546
Devils River, Texas

USNM_464728
Devils River, Val Verde Co., Texas

USNM_464732
Pecos River, near Barstow, Ward Co., Texas

USNM_709228
Pecos River, about 5 mi SW Pandale and 0.3 mi n Bed Rock Crossing on road from Pandale to Langtry, Val Verde Co., Texas

USNM_25735
Devils River, Texas

USNM_308943
Las Moras Creek, Fort Clark, Kinney Co., Texas

NCSM_45778
North America, Rio Grand Basin/Pecos R. United States, New Mexico, Eddy Co. Black River ca. 0.8 air miles north of and 1.9 air miles downstream (east of ) John D. Forehand (Old Covern) Road crossing, Davis Ranch. [1.01 air miles SW center Harkeys Crossing], [Bond Draw Quad]. T.24 R.27E S.08 NW or SE 32.2204° N, 104.2104° W

FMNH_29672 Pecos River, Carlsbad, Eddy Co., New Mexico, USA

DMNH_150153 Pecos River, under Bataan Bridge, Carlsbad, Eddy County, New Mexico

UMMZ_172003 Pecos River, under Bataan Bridge, Carlsbad, Eddy County, New Mexico