Supplemental Material:

Table S1 – Collection localities for T. quadrivittatus group specimens used in the mitochondrial cytochrome b analyses. Specimens are deposited at the Denver Museum of Nature & Science (ZM. and DZTM numbers), Museum of Vertebrate Zoology (MVZ. numbers), Humboldt State University Vertebrate Museum (HSUVM numbers), University of Washington Burke Museum (UWBM numbers), Museum of Southwestern Biology (MSB and NK. numbers), and University of Alaska Museum (UAM and AF. numbers).

Species / Catalog Number (Tissue Number) / GenBank / State / County / Specific Locality / Latitude / Longitude / Sex
canipes / ZM.11093 (DZTM158) / JN042436 / New Mexico / Eddy / Guadalupe Mountains, Dark Canyon / 32.1097 / -104.7475 / male
canipes / MSB57799 (NK.1869) / AF147635 / New Mexico / Lincoln / 1 mi S, 11 mi W Corona, Indian Spring / 33.0260 / -105.8761 / male
canipes / ZM.11094 (DZTM159) / KJ139457 / New Mexico / Lincoln / Gallinas Mountains, Pajaro Canyon, FR99 / 34.2207 / -105.7960 / female
canipes / ZM.11095 (DZTM160) / JN042435 / New Mexico / Lincoln / Gallinas Mountains, Pajaro Canyon, FR99 / 34.2207 / -105.7960 / male
canipes / ZM.11091 (DZTM156) / JN042434 / New Mexico / Lincoln / Sierra Blanca (White Mountains), Bonita Creek, George Washington Canyon, FR107 / 33.4669 / -105.7820 / female
canipes / ZM.11424 (DZTM324) / KJ139460 / New Mexico / Lincoln / Sierra Blanca (White Mountains), FR127A, 0.3 mile northwest of junction with NM Highway 532 / 33.3946 / -105.7246 / male
canipes / ZM.11425 (DZTM327) / KJ139459 / New Mexico / Lincoln / Sierra Blanca (White Mountains), FR127A, 0.3 mile northwest of junction with NM Highway 532 / 33.3946 / -105.7246 / male
canipes / ZM.12022 (DZTM632) / KJ139458 / New Mexico / Otero / Sacramento Mountains, 5 km SE of Timberon, Fort Bliss Military Reservation, E of Lower Sombrero Tank / 32.5649 / -105.6307 / male
cinereicollis / ZM.11115 (DZTM230) / JN042414 / Arizona / Apache / White Mountains, Greens Peak, FR61 / 34.1106 / -109.5931 / male
cinereicollis / ZM.11378 (DZTM237) / JN042417 / Arizona / Coconino / Anderson Mesa, Pine Hill, FR82 / 34.9337 / -111.3560 / female
cinereicollis / ZM.11846 (DZTM722) / KJ139536 / Arizona / Coconino / Mogollon Rim, FR81, 1 km NE of Mahan Park / 34.6335 / -111.3907 / male
cinereicollis / ZM.11847 (DZTM723) / KJ139543 / Arizona / Coconino / Mogollon Rim, FR81, 1 km NE of Mahan Park / 34.6335 / -111.3907 / female
cinereicollis / ZM.11848 (DZTM724) / KJ139545 / Arizona / Coconino / Mogollon Rim, FR81, 1 km NE of Mahan Park / 34.6335 / -111.3907 / female
cinereicollis / ZM.11849 (DZTM725) / KJ139546 / Arizona / Coconino / Mogollon Rim, FR81, 1 km NE of Mahan Park / 34.6335 / -111.3907 / female
cinereicollis / ZM.11850 (DZTM726) / KJ139544 / Arizona / Coconino / Mogollon Rim, FR81, 1 km NE of Mahan Park / 34.6335 / -111.3907 / female
cinereicollis / ZM.11852 (DZTM728) / KJ139540 / Arizona / Coconino / San Francisco Peaks, 1.8 km N of Little Elden Mountain on FR556 / 35.2810 / -111.5897 / male
cinereicollis / ZM.11853 (DZTM729) / KJ139541 / Arizona / Coconino / San Francisco Peaks, 1.8 km N of Little Elden Mountain on FR556 / 35.2810 / -111.5897 / male
cinereicollis / ZM.11854 (DZTM730) / KJ139532 / Arizona / Coconino / San Francisco Peaks, 1.8 km N of Little Elden Mountain on FR556 / 35.2810 / -111.5897 / male
cinereicollis / ZM.11116 (DZTM231) / JN042420 / Arizona / Coronino / Mogollon Rim, FR300, ~1 mile from junction with FR34 / 34.3750 / -110.9796 / female
cinereicollis / ZM.11117 (DZTM232) / KJ139542 / Arizona / Coronino / Mogollon Rim, FR300, ~1 mile from junction with FR34 / 34.3750 / -110.9796 / male
cinereicollis / ZM.11118 (DZTM233) / KJ139533 / Arizona / Coronino / Mogollon Rim, FR300, ~1 mile from junction with FR34 / 34.3750 / -110.9796 / male
cinereicollis / ZM.11119 (DZTM234) / KJ139534 / Arizona / Coronino / Mogollon Rim, FR300, ~1 mile from junction with FR34 / 34.3750 / -110.9796 / female
cinereicollis / ZM.11120 (DZTM235) / KJ139535 / Arizona / Coronino / Mogollon Rim, FR300, ~1 mile from junction with FR34 / 34.3750 / -110.9796 / female
cinereicollis / ZM.11111 (DZTM226) / JN042418 / Arizona / Greenlee / Blue Range, Mogollon Rim, FR24 / 33.6710 / -109.3495 / female
cinereicollis / ZM.11112 (DZTM227) / KJ139538 / Arizona / Greenlee / Blue Range, Mogollon Rim, FR24 / 33.6710 / -109.3495 / male
cinereicollis / ZM.11113 (DZTM228) / KJ139539 / Arizona / Greenlee / Blue Range, Mogollon Rim, FR24 / 33.6710 / -109.3495 / male
cinereicollis / ZM.11114 (DZTM229) / JN042413 / Arizona / Greenlee / Blue Range, Mogollon Rim, Highway 191 / 33.7907 / -109.1640 / unknown
cinereicollis / ZM.11108 (DZTM225) / KJ139547 / New Mexico / Catron / San Francisco Mountains, FR900, 0.4 mile from junction with FR209 (Saddle Mountain Road) / 33.7269 / -108.9771 / male
cinereicollis / ZM.11109 (DZTM224) / KJ139537 / New Mexico / Catron / San Francisco Mountains, FR900, 0.4 mile from junction with FR209 (Saddle Mountain Road) / 33.7269 / -108.9771 / female
cinereicollis / ZM.11110 (DZTM223) / JN042419 / New Mexico / Catron / San Francisco Mountains, FR900, 0.4 mile from junction with FR209 (Saddle Mountain Road) / 33.7269 / -108.9771 / female
cinereicollis / ZM.11087 (DZTM152) / JN042412 / New Mexico / Socorro / San Mateo Mountains, Bear Trap Canyon, FR549 / 33.8441 / -107.5610 / male
cinereicollis / ZM.11088 (DZTM153) / KJ139548 / New Mexico / Socorro / San Mateo Mountains, Bear Trap Canyon, FR549 / 33.8290 / -107.5740 / female
cinereicollis / ZM.11086 (DZTM151) / JN042411 / New Mexico / Socorro / San Mateo Mountains, Monica Saddle, FR549/138 junction / 33.8995 / -107.5107 / female
dorsalis / ZM.11837 (DZTM713) / KJ139550 / Arizona / Cochise / Chiricahua Mountains, Cave Creek (FR42) / 31.8782 / -109.2229 / female
dorsalis / MVZ197180 / JN042415 / Arizona / Coconino / Ryan / 36.6902 / -112.3374 / female
dorsalis / ZM.11121 (DZTM236) / JN042416 / Arizona / Gila / Control Road (FR64), ~1.6 miles east of junction with Houston Mesa Road / 34.3838 / -111.2650 / female
dorsalis / ZM.11838 (DZTM714) / KJ139552 / Arizona / Graham / Pinaleno Mountains, Hospital Flat / 32.6661 / -109.8747 / female
dorsalis / ZM.11839 (DZTM715) / KJ139553 / Arizona / Graham / Pinaleno Mountains, Hospital Flat / 32.6661 / -109.8747 / female
dorsalis / ZM.11840 (DZTM716) / KJ139554 / Arizona / Graham / Pinaleno Mountains, Hospital Flat / 32.6661 / -109.8747 / female
dorsalis / ZM.11841 (DZTM717) / KJ139555 / Arizona / Graham / Pinaleno Mountains, Hospital Flat / 32.6661 / -109.8747 / female
dorsalis / ZM.11842 (DZTM718) / KJ139551 / Arizona / Graham / Pinaleno Mountains, Hospital Flat / 32.6661 / -109.8747 / female
dorsalis / ZM.11843 (DZTM719) / KJ139556 / Arizona / Graham / Pinaleno Mountains, Hospital Flat / 32.6661 / -109.8747 / female
dorsalis / ZM.11844 (DZTM720) / KJ139557 / Arizona / Graham / Pinaleno Mountains, Hospital Flat / 32.6661 / -109.8747 / female
dorsalis / ZM.11845 (DZTM721) / KJ139558 / Arizona / Graham / Pinaleno Mountains, Hospital Flat / 32.6661 / -109.8747 / female
dorsalis / MSB89010 (NK.45997) / AF147641 / Arizona / Pima / Santa Catalina Mountains; ROSE CANYON PICNIC AREA / 32.4402 / -110.7896 / male
dorsalis / ZM.11393 (DZTM201) / JN042396 / Colorado / Moffat / Irish Canyon; 7 miles N of Highway 318 and CR10N junction / 40.8295 / -108.7349 / female
dorsalis / ZM.11394 (DZTM202) / KJ139578 / Colorado / Moffat / Irish Canyon; 7 miles N of Highway 318 and CR10N junction / 40.8295 / -108.7349 / female
dorsalis / ZM.11395 (DZTM203) / KJ139580 / Colorado / Moffat / Irish Canyon; 7 miles N of Highway 318 and CR10N junction / 40.8295 / -108.7349 / female
dorsalis / ZM.11396 (DZTM204) / KJ139579 / Colorado / Moffat / Irish Canyon; 7 miles N of Highway 318 and CR10N junction / 40.8295 / -108.7349 / female
dorsalis / ZM.11397 (DZTM205) / JN042406 / Colorado / Moffat / Irish Canyon; 7 miles N of Highway 318 and CR10N junction / 40.8295 / -108.7349 / male
dorsalis / UWBM79657 / KJ139574 / Idaho / Cassia / City of Rocks National Reserve / 42.0800 / -113.7217 / male
dorsalis / UWBM79671 / KJ139575 / Idaho / Cassia / City of Rocks National Reserve / 42.0800 / -113.7217 / female
dorsalis / HSUVM5705 / JN042401 / Nevada / Clark / Sheep Mountains, Wire Grass Spring / 36.6330 / -115.2078
dorsalis / HSUVM6543 / JN042407 / Nevada / Nye / Quinn Canyon Range, Cherry Creek Campground / 38.1490 / -115.6106
dorsalis / ZM.11679 (DZTM585) / KJ139570 / Nevada / Nye / Toiyabe Range, North Twin River Canyon (FR080) / 38.8938 / -117.2580 / female
dorsalis / ZM.11680 (DZTM586) / KJ139569 / Nevada / Nye / Toiyabe Range, North Twin River Canyon (FR080) / 38.8938 / -117.2580 / female
dorsalis / ZM.11675 (DZTM581) / KJ139572 / Nevada / White Pine / Schell Creek Range, Cleve Creek Canyon (FR435) / 39.2240 / -114.5662 / male
dorsalis / ZM.11676 (DZTM582) / KJ139582 / Nevada / White Pine / Schell Creek Range, Cleve Creek Canyon (FR435) / 39.2240 / -114.5662 / female
dorsalis / ZM.11692 (DZTM605) / KJ139571 / Nevada / White Pine / Snake Range, Miller Basin, FR457 / 39.1784 / -114.2833 / male
dorsalis / ZM.11693 (DZTM606) / KJ139583 / Nevada / White Pine / Snake Range, Miller Basin, FR457 / 39.1784 / -114.2833 / female
dorsalis / ZM.11694 (DZTM607) / KJ139573 / Nevada / White Pine / Snake Range, Miller Basin, FR457 / 39.1784 / -114.2833 / female
dorsalis / ZM.11677 (DZTM583) / KJ139581 / Nevada / White Pine / White Pine Range, Little Currant Creek (intersection of FR407/634) / 38.8895 / -115.3724 / female
ZM.11133 (DZTM217) / JN042427 / New Mexico / Cibola / Mount Taylor, off Horace Mesa Road (FR193), 0.5 mile from junction with FR5647 / 35.2550 / -107.6758 / female
dorsalis / UAM50379 (AF.25352) / KJ139565 / New Mexico / Grant / 4 mi N Silver City / 32.7700 / -108.2797 / female
dorsalis / UAM50380 (AF.25354) / KJ139567 / New Mexico / Grant / 4 mi N Silver City / 32.7700 / -108.2797 / female
dorsalis / ZM.11823 (DZTM709) / KJ139564 / New Mexico / Grant / Pinos Altos Range, Highway 15 (mile 18) / 32.9773 / -108.2181 / female
dorsalis / ZM.11824 (DZTM710) / KJ139566 / New Mexico / Grant / Pinos Altos Range, Highway 15 (mile 18) / 32.9773 / -108.2181 / female
dorsalis / ZM.11825 (DZTM711) / KJ139568 / New Mexico / Grant / Pinos Altos Range, Highway 15 (mile 18) / 32.9773 / -108.2181 / male
dorsalis / ZM.11826 (DZTM712) / KJ139563 / New Mexico / Grant / Pinos Altos Range, Highway 15 (mile 18) / 32.9773 / -108.2181 / male
dorsalis / ZM.11426 (DZTM328) / KJ139559 / New Mexico / Socorro / Magdalena Mountains, FR45, 6.2 miles from junction with NM Hwy 107 / 34.0058 / -107.2137 / female
dorsalis / ZM.11427 (DZTM329) / KJ139560 / New Mexico / Socorro / Magdalena Mountains, FR45, 6.4 miles from junction with NM Hwy 107 / 34.0070 / -107.2114 / female
dorsalis / ZM.11428 (DZTM329) / KJ139562 / New Mexico / Socorro / Magdalena Mountains, FR45, 7.0 miles from junction with NM Hwy 107 / 34.0100 / -107.1995 / male
dorsalis / ZM.11089 (DZTM154) / JN042410 / New Mexico / Socorro / San Mateo Mountains, 0.3 mile west of FR549 / 33.9363 / -107.5150 / female
dorsalis / ZM.11090 (DZTM155) / KJ139561 / New Mexico / Socorro / San Mateo Mountains, 0.3 mile west of FR549 / 33.9363 / -107.5150 / female
dorsalis / MSB76872 (NK.55222) / AF147640 / Utah / Beaver / Wah Wah Mountains / 38.3536 / -113.5500 / male
dorsalis / HSUVM6491 / JN042402 / Utah / Juab / Deep Creek Mountains, Granite Creek Canyon / 39.7931 / -113.8773 / female
dorsalis / MSB86620 (NK.43680) / JN042408 / Utah / Tooele / Deep Creek Mountains, Dugway Proving Ground, Willow Springs / 40.0092 / -113.8522 / female
dorsalis / MSB76753 (NK.55375) / JN042400 / Utah / Washington / Leeds Creek / 37.3161 / -113.4442 / female
dorsalis / ZM.11144 (DZTM250) / JN042426 / Wyoming / Sweetwater / Faulkner Draw, Sage Creek Road (CR36) / 41.2851 / -109.3350 / male
dorsalis / ZM.9903 / KJ139576 / Wyoming / Sweetwater / Flaming Gorge Reservoir, Linwood Canyon, three (3) miles northeast of Manila, Utah / 41.0062 / -109.6531 / male
dorsalis / ZM.10724 / KJ139577 / Wyoming / Sweetwater / Flaming Gorge Reservoir, Linwood Canyon, three (3) miles northeast of Manila, Utah / 41.0062 / -109.6531 / female
dorsalis / ZM.11879 (DZTM779) / KJ139549 / Wyoming / Sweetwater / West of Highway 191, ~8 miles south of I-80, east of Flaming Gorge Reservoir / 41.4530 / -109.3072 / female
quadrivittatus / ZM.10876 / KJ139521 / Colorado / Conejos / La Jara State Reservoir / 37.2638 / -106.3459 / female
quadrivittatus / ZM.12182 (DZTM1227) / KJ139510 / Colorado / Conejos / San Juan Mountains, Rough Canyon, FR 250 along the Alamosa River / 37.3902 / -106.4109 / female
quadrivittatus / ZM.12183 (DZTM1228) / KJ139518 / Colorado / Conejos / San Juan Mountains, Rough Canyon, FR 250 along the Alamosa River / 37.3902 / -106.4109 / female
quadrivittatus / ZM.12184 (DZTM1229) / KJ139525 / Colorado / Conejos / San Juan Mountains, Rough Canyon, FR 250 along the Alamosa River / 37.3902 / -106.4109 / male
quadrivittatus / ZM.12185 (DZTM1230) / KJ139529 / Colorado / Conejos / San Juan Mountains, Rough Canyon, FR 250 along the Alamosa River / 37.3902 / -106.4109 / male
quadrivittatus / ZM.12186 (DZTM1231) / KJ139530 / Colorado / Conejos / San Juan Mountains, Rough Canyon, FR 250 along the Alamosa River / 37.3902 / -106.4109 / female
quadrivittatus / ZM.12187 (DZTM1232) / KJ139527 / Colorado / Conejos / San Juan Mountains, Rough Canyon, FR 250 along the Alamosa River / 37.3902 / -106.4109 / female
quadrivittatus / ZM.12188 (DZTM1233) / KJ139519 / Colorado / Conejos / San Juan Mountains, Rough Canyon, FR 250 along the Alamosa River / 37.3902 / -106.4109 / male
quadrivittatus / ZM.12191 (DZTM1240) / KJ139511 / Colorado / Conejos / San Juan Mountains, Rough Canyon, FR 250 along the Alamosa River / 37.3902 / -106.4109 / female