INATURALIST Observations 342945698
Unknown, Sonora: 31.291728, -113.495987: : 3/12/2026: sanabriaabril: 12 Mar 2026 ; Coordinate Uncertainty in Meters: 3.00000.

INATURALIST Observations 346474205

INATURALIST Observations 150047048
Puerto Penasco, Sonora: 31.320189, -113.330978: : 3/1/2023: Leonardo Ponce: 1 Mar 2023 ; Coordinate Uncertainty in Meters: 3.00000.

Puerto Penasco, Sonora: 31.326796, -113.531184: : 5/8/2023: Lourdes Canizales: 8 May 2023 ; Coordinate Uncertainty in Meters: 10949.00000.

Puerto Penasco, Sonora: 31.325393, -113.447194: : 5/17/2023: Clarissa Moreno: 17 May 2023 ; Coordinate Uncertainty in Meters: 10922.00000.

Puerto Penasco, Sonora: 31.326822, -113.531184: : 5/8/2023: Andr├⌐s Verver: 8 May 2023 ; Coordinate Uncertainty in Meters: 10922.00000.

Unknown, Sonora: 31.291778, -113.232077: : 4/27/2026: Ramiro alberto Ayala Savalija: 27 Apr 2026 ; Coordinate Uncertainty in Meters: 0.11000.

Occurrence Remarks: Asociada a la Coleccion Digital CCV-UACJ; Coordinate Uncertainty in Meters: 29304.00000.

Puerto Penasco, Sonora: 31.326822, -113.531184: : 1/18/2023: diegoivancornejo: 18 Jan 2023 ; Coordinate Uncertainty in Meters: 10922.00000.

Puerto Penasco, Sonora: 31.531198, -113.539525: : 7/12/2024: Leonel Francisco G├│mez Ru├¡z: 12 Jul 2024 ; Coordinate Uncertainty in Meters: 11968.00000.

Puerto Penasco, Sonora: 31.327961, -113.276239: : 4/9/2022: Tereso Hern├índez Morales: 9 Apr 2022 ; Coordinate Uncertainty in Meters: 0.11000.

Puerto Penasco, Sonora: 31.351561, -113.235509: : 9/2/2021: Jos├⌐ Castillo Romero: 2 Sep 2021 ; Coordinate Uncertainty in Meters: 4894.00000.

Puerto Penasco, Sonora: 31.556242, -113.521329: : 9/9/2024: gisel_15: 9 Sep 2024 ; Coordinate Uncertainty in Meters: 150.00000.

Puerto Penasco, Sonora: 31.554053, -113.507792: : 9/9/2024: gisel_15: 9 Sep 2024 ; Coordinate Uncertainty in Meters: 150.00000.

Puerto Penasco, Sonora: 31.562195, -113.48923: : 9/11/2024: gisel_15: 11 Sep 2024 ; Coordinate Uncertainty in Meters: 269.00000.

Puerto Penasco, Sonora: 31.561246, -113.484394: : 11/30/2024: Grant Kirchhoff: 30 Nov 2024 ; Coordinate Uncertainty in Meters: 379.00000.

Puerto Penasco, Sonora: 31.565991, -113.49583: : 9/7/2022: Rosario Mares Gracia: 7 Sep 2022 ; Coordinate Uncertainty in Meters: 31.00000.

Unknown, Sonora: 31.557845, -113.57486: : 9/5/2025: Camila Montoya F├⌐lix: 5 Sep 2025 ; Coordinate Uncertainty in Meters: 29226.00000.

Puerto Penasco, Sonora: 31.564474, -113.49474: : 9/7/2022: Rosario Mares Gracia: 7 Sep 2022 ; Coordinate Uncertainty in Meters: 15.00000.

Unknown, Sonora: 31.568075, -113.49053: : 9/4/2025: Camila Montoya F├⌐lix: 4 Sep 2025 ; Coordinate Uncertainty in Meters: 6.00000.

Puerto Penasco, Sonora: 31.56679, -113.502353: : 8/30/2022: gisel_15: 30 Aug 2022 ; Coordinate Uncertainty in Meters: 169.00000.

Unknown, Sonora: 31.567538, -113.491862: : 9/2/2025: Camila Montoya F├⌐lix: 2 Sep 2025 ; Coordinate Uncertainty in Meters: 3.00000.

Puerto Penasco, Sonora: 31.569904, -113.492308: : 8/29/2022: gisel_15: 29 Aug 2022 ; Coordinate Uncertainty in Meters: 45.00000.

Puerto Penasco, Sonora: 31.570393, -113.495439: : 9/7/2022: Rosario Mares Gracia: 7 Sep 2022 ; Coordinate Uncertainty in Meters: 31.00000.

Puerto Penasco, Sonora: 31.568445, -113.49128: : 6/11/2021: Oscar Leonardo Chavez Torres: 11 Jun 2021 ; Coordinate Uncertainty in Meters: 4.00000.

Puerto Penasco, Sonora: 31.571112, -113.494305: : 5/12/2024: Irma Cordova: 12 May 2024 ; Coordinate Uncertainty in Meters: 0.11000.

Puerto Penasco, Sonora: 31.568605, -113.497964: : 10/6/2018: gisel_15: 6 Oct 2018 ; Coordinate Uncertainty in Meters: 10.00000.

Puerto Penasco, Sonora: 31.570781, -113.51923: : 4/26/2018: gisel_15: 26 Apr 2018 ; Coordinate Uncertainty in Meters: 10.00000.

Puerto Penasco, Sonora: 31.571298, -113.491838: : 5/12/2024: Ivan Eduardo Parra Salazar: 12 May 2024 ; Coordinate Uncertainty in Meters: 0.11000.

Puerto Penasco, Sonora: 31.571958, -113.494506: : 7/12/2024: gisel_15: 12 Jul 2024 ; Coordinate Uncertainty in Meters: 0.11000.

Puerto Penasco, Sonora: 31.571482, -113.491178: : 7/12/2024: gisel_15: 12 Jul 2024 ; Coordinate Uncertainty in Meters: 0.11000.

Puerto Penasco, Sonora: 31.571708, -113.49363: : 4/25/2018: Jorge H. Valdez: 25 Apr 2018 ; Coordinate Uncertainty in Meters: 5.00000.

San Luis Rio Colorado, Sonora: 31.609812, -114.325455: : 6/20/2019: eduardosotojr: 20 Jun 2019 ; Coordinate Uncertainty in Meters: 0.11000.

Puerto Penasco, Sonora: 31.571289, -113.491913: : 5/12/2024: Ivan Eduardo Parra Salazar: 12 May 2024 :
Occurrence Remarks: Panorama de fotos por Vlad Parra; Coordinate Uncertainty in Meters: 0.11000.

Puerto Penasco, Sonora: 31.578366, -113.47082: : 9/5/2019: kygarten: 5 Sep 2019 ; Coordinate Uncertainty in Meters: 29226.00000.

San Luis Rio Colorado, Sonora: 31.717924, -114.037415: : 3/17/2024: Ivan Eduardo Parra Salazar: 17 Mar 2024 ; Coordinate Uncertainty in Meters: 256.00000.

Puerto Penasco, Sonora: 31.637014, -113.554688: : 5/17/2019: Martha Gonz├ílez Guti├⌐rrez: 17 May 2019 ; Coordinate Uncertainty in Meters: 0.11000.

San Luis Rio Colorado, Sonora: 31.718214, -114.036236: : 3/17/2024: Ivan Eduardo Parra Salazar: 17 Mar 2024 ; Coordinate Uncertainty in Meters: 0.11000.

San Luis Rio Colorado, Sonora: 31.750028, -114.403408: : 4/10/2024: Ivan Eduardo Parra Salazar: 10 Apr 2024 ; Coordinate Uncertainty in Meters: 0.11000.

San Luis Rio Colorado, Sonora: 31.718213, -114.036235: : 3/17/2024: Ivan Eduardo Parra Salazar: 17 Mar 2024 ; Coordinate Uncertainty in Meters: 0.11000.

San Luis Rio Colorado, Sonora: 31.754667, -114.566422: : 3/20/2020: eduardosotojr: 20 Mar 2020 ; Coordinate Uncertainty in Meters: 0.11000.

Mexicali, Baja California: 31.868679, -115.178619: : 11/12/2019: Fernanda: 12 Nov 2019 ; Coordinate Uncertainty in Meters: 2000.00000.

San Luis Rio Colorado, Sonora: 31.697597, -114.487371: : 5/5/2021: Adi Sula: 5 May 2021 ; Coordinate Uncertainty in Meters: 81.00000.

San Luis Rio Colorado, Sonora: 32.026124, -114.234466: : 8/29/2011: Anibal D├¡az de la Vega: 29 Aug 2011 ; Coordinate Uncertainty in Meters: 5785.00000.

San Luis Rio Colorado, Sonora: 31.717683, -114.034527: : 3/17/2024: Irma Cordova: 17 Mar 2024 ; Coordinate Uncertainty in Meters: 761.00000.

San Luis Rio Colorado, Sonora: 32.212155, -114.340278: : 7/13/2024: gisel_15: 13 Jul 2024 ; Coordinate Uncertainty in Meters: 29120.00000.

San Luis Rio Colorado, Sonora: 32.229532, -114.307638: : 7/10/2024: gisel_15: 10 Jul 2024 ; Coordinate Uncertainty in Meters: 29120.00000.

Puerto Penasco, Sonora: 31.839334, -113.730743: : 7/9/2023: cachoron71: 9 Jul 2023 ; Coordinate Uncertainty in Meters: 8511.00000.

San Luis Rio Colorado, Sonora: 31.936505, -113.703743: : 5/19/2024: cachoron71: 19 May 2024 ; Coordinate Uncertainty in Meters: 135.00000.

San Luis Rio Colorado, Sonora: 32.05123, -114.262293: : 4/7/2024: Ami: 7 Apr 2024 ; Coordinate Uncertainty in Meters: 1.11000.

San Luis Rio Colorado, Sonora: 32.31363, -114.252916: : 7/13/2024: gisel_15: 13 Jul 2024 ; Coordinate Uncertainty in Meters: 29120.00000.

San Luis Rio Colorado, Arizona: 32.267436, -114.2734: : 2/28/2017: W. L. Crumbo: 28 Feb 2017 ; Coordinate Uncertainty in Meters: 29120.00000.

Occurrence Remarks: Held with proper permits under AZGFD supervision; Coordinate Uncertainty in Meters: 29120.00000.

Occurrence Remarks: Biodiversidad de la Sierra de Cucap├í y sus alrededores; Coordinate Uncertainty in Meters: 15408.00000.

San Luis Rio Colorado, Arizona: 32.403922, -114.741433: : 6/24/2025: danrig12: 24 Jun 2025 ; Coordinate Uncertainty in Meters: 29093.00000.

San Luis Rio Colorado, Arizona: 32.410541, -114.600222: : 9/9/2025: kryschiana: 9 Sep 2025 ; Coordinate Uncertainty in Meters: 29093.00000.

GBIFID: 4867961285; Occurrence Remarks: in-situ basking;; Coordinate Uncertainty in Meters: 29093.00000.

GBIFID: 2294590876;; Coordinate Uncertainty in Meters: 29093.00000.

San Luis Rio Colorado, Sonora: 32.434628, -114.622444: : 8/12/2024: Danny Soto: 12 Aug 2024 ; Coordinate Uncertainty in Meters: 0.11000.

San Luis Rio Colorado, Sonora: 32.392751, -114.812572: : 7/12/2023: Arantxa Cervantes: 12 Jul 2023 :
Occurrence Remarks: Fotografia tomada por personal de campo; Coordinate Uncertainty in Meters: 895.00000.

GBIFID: 5087647949;; Coordinate Uncertainty in Meters: 29093.00000.

GBIFID: 3355785127;; Coordinate Uncertainty in Meters: 29093.00000.

San Luis Rio Colorado, Sonora: 32.423122, -114.717102: : 5/21/2021: chubel77: 21 May 2021 ; Coordinate Uncertainty in Meters: 15.00000.

San Luis Rio Colorado, Arizona: 32.431702, -114.747026: : 9/8/2021: ryanhanscombio: 8 Sep 2021 ; Coordinate Uncertainty in Meters: 29093.00000.

Mexicali, Baja California: 32.534875, -115.698572: : 9/24/2023: Guillermo SG: 24 Sep 2023 ; Coordinate Uncertainty in Meters: 1953.00000.

GBIFID: 4867694284; Occurrence Remarks: ducked upon approach;; Coordinate Uncertainty in Meters: 29093.00000.

GBIFID: 4137907426; Occurrence Remarks: Restricted access area;; Coordinate Uncertainty in Meters: 29093.00000.

Mexicali, California: 32.601858, -115.398788: : 7/13/2020: naturegirlkh: 13 Jul 2020 ; Coordinate Uncertainty in Meters: 29066.00000.

Occurrence Remarks: Flat-tailed Horned LIzard; Coordinate Uncertainty in Meters: 29066.00000.

Mexicali, California: 32.607995, -114.853057: : 5/29/2021: brandon_dietrich: 29 May 2021 ; Coordinate Uncertainty in Meters: 29066.00000.

Mexicali, California: 32.617292, -115.260988: : 4/24/2007: nmoorhatch: 24 Apr 2007 ; Coordinate Uncertainty in Meters: 29066.00000.

Occurrence Remarks: East Mesa; Coordinate Uncertainty in Meters: 29066.00000.

Tecate, California: 32.618871, -115.907281: : 9/7/2013: Madi Reynolds: 7 Sep 2013 ; Coordinate Uncertainty in Meters: 29066.00000.

Mexicali, California: 32.622406, -115.223559: : 8/21/2017: Jake Scott: 21 Aug 2017 ; Coordinate Uncertainty in Meters: 29066.00000.

Mexicali, California: 32.620429, -115.779427: : 5/27/2020: jeffminck: 27 May 2020 ; Coordinate Uncertainty in Meters: 29066.00000.

Mexicali, California: 32.634628, -114.89775: : 6/12/2019: dean_leavitt: 12 Jun 2019 ; Coordinate Uncertainty in Meters: 29066.00000.

Mexicali, California: 32.623074, -115.176306: : 6/5/2019: Bradford Hollingsworth: 5 Jun 2019 :
Occurrence Remarks: East Mesa; Coordinate Uncertainty in Meters: 29066.00000.

GBIFID: 1847494774; Occurrence Remarks: Nice flat tailed observed during surveys;; Coordinate Uncertainty in Meters: 29066.00000.

Mexicali, California: 32.631572, -115.253916: : 6/15/2021: Rachel Allingham: 15 Jun 2021 ; Coordinate Uncertainty in Meters: 29066.00000.

GBIFID: 891056555; Occurrence Remarks: Recently dead.;; Coordinate Uncertainty in Meters: 29066.00000.

Mexicali, California: 32.681683, -114.836815: : 6/12/2019: dean_leavitt: 12 Jun 2019 ; Coordinate Uncertainty in Meters: 29066.00000.

Mexicali, California: 32.679409, -115.053263: : 5/16/2004: Flaxington: 16 May 2004 ; Coordinate Uncertainty in Meters: 29066.00000.

Mexicali, California: 32.681955, -115.183816: : 7/13/2020: naturegirlkh: 13 Jul 2020 ; Coordinate Uncertainty in Meters: 29066.00000.

GBIFID: 2634293735; Occurrence Remarks: Finally found one! I have had zero luck searching for this species in the past, but I found this one resting on the surface at a spot they are supposed to be expected-right next to an ant colony;; Coordinate Uncertainty in Meters: 29066.00000.

Mexicali, California: 32.685591, -115.075963: : 5/10/2019: Juliet Cohen: 10 May 2019 ; Coordinate Uncertainty in Meters: 29066.00000.

Mexicali, California: 32.685666, -114.935277: : 5/29/2021: brandon_dietrich: 29 May 2021 ; Coordinate Uncertainty in Meters: 29066.00000.

GBIFID: 3014097084; Occurrence Remarks: Flat-tailed Horned LIzard;; Coordinate Uncertainty in Meters: 29066.00000.

Occurrence Remarks:; Coordinate Uncertainty in Meters: 29066.00000.

GBIFID: 2626353034; Occurrence Remarks: Some have suggested this could be a hybrid. I discuss some of the pressures facing this species in Coordinate Uncertainty in Meters: 29066.00000.

Mexicali, Baja California: 32.694662, -114.96281: : 9/22/2022: Ricardo Rivera: 22 Sep 2022 ; Coordinate Uncertainty in Meters: 0.11000.

GBIFID: 3759944880; Occurrence Remarks: 2 lizards found together;; Coordinate Uncertainty in Meters: 29066.00000.

GBIFID: 891038946; Occurrence Remarks: Lifer, stopped on way through dunes and flipped a big flat rock and surprise there it was. Crazy thing is we went back to the dunes again next weekend and found another flat tail at same place (same one?).;; Coordinate Uncertainty in Meters: 29039.00000.

GBIFID: 2242993174; Occurrence Remarks: Female;; Coordinate Uncertainty in Meters: 29066.00000.

Imperial, California: 32.800902, -115.800566: : 3/13/2026: botaniconn: 13 Mar 2026 ; Coordinate Uncertainty in Meters: 29039.00000.

GBIFID: 5133816018; Occurrence Remarks: Surprised to see one at night, appears lethargic upon examination. Subsequently placed back to where it was found.;; Coordinate Uncertainty in Meters: 29039.00000.

Imperial, California: 32.822586, -115.728354: : 4/7/2026: Melanie B.: 7 Apr 2026 ; Coordinate Uncertainty in Meters: 29039.00000.

GBIFID: 4867740156; Occurrence Remarks: Mating on dirt road, had to relocate them;; Coordinate Uncertainty in Meters: 29039.00000.

GBIFID: 4919365189; Occurrence Remarks: Tracked and handled with permit.;; Coordinate Uncertainty in Meters: 29039.00000.

Imperial, California: 32.824403, -115.150987: : 6/5/2019: Bradford Hollingsworth: 5 Jun 2019 :
GBIFID: 2252071583; Occurrence Remarks: East Mesa;; Coordinate Uncertainty in Meters: 29039.00000.

GBIFID: 3079659307; Occurrence Remarks: 11:05 AM. Clear, 73 degrees F. Adult female in dirt road. SVL 80 mm. Elevation 560 ft AMSL.;; Coordinate Uncertainty in Meters: 29039.00000.

GBIFID: 2273221723; Occurrence Remarks: East Mesa;; Coordinate Uncertainty in Meters: 29039.00000.

Occurrence Remarks: Basking during mid morning. Ran when approached. Desert larrea atriplex Ambrosia shrubland.; Coordinate Uncertainty in Meters: 29039.00000.

Imperial, California: 33.174634, -115.755906: : 3/31/2026: Melanie B.: 31 Mar 2026 ; Coordinate Uncertainty in Meters: 29012.00000.

San Diego, California: 33.35665, -116.266303: : 1/18/2026: Eric Koberle: 18 Jan 2026 ; Coordinate Uncertainty in Meters: 28984.00000.

Riverside, California: 33.671907, -116.248513: : 10/17/2025: rgallardo760: 17 Oct 2025 ; Coordinate Uncertainty in Meters: 28930.00000.

Imperial, California: 33.118883, -115.96252: : 11/24/2025: Daniel McNair: 24 Nov 2025 ; Coordinate Uncertainty in Meters: 29012.00000.

Occurrence Remarks: Flushed from OHV trail, sandy wash with lots of flood scaring and crusted soils. Survey conducted nearby resulted in high number of horned lizard sp scat in both the wash and the silty/pavement hillsides, no additional lizards in the afternoon.; Coordinate Uncertainty in Meters: 29039.00000.

San Diego, California: 33.353819, -116.332126: : 3/5/2018: Larry Hendrickson, California State Parks: 5 Mar 2018 :

Occurrence Remarks: Hiding on bare ground amongst creosote scrub.; Coordinate Uncertainty in Meters: 29012.00000.

Imperial, California: 32.902252, -115.71555: : 4/2/2026: Melanie B.: 2 Apr 2026 ; Coordinate Uncertainty in Meters: 29039.00000.

Riverside, California: 33.653003, -116.250043: : 9/13/2025: Melanie J. Davis: 13 Sep 2025 ; Coordinate Uncertainty in Meters: 28930.00000.

Imperial, California: 32.91791, -115.226322: : 3/4/2026: uzun: 4 Mar 2026 ; Coordinate Uncertainty in Meters: 29039.00000.

Imperial, California: 33.091589, -115.995775: : 4/8/2026: Nicolas Vinas: 8 Apr 2026 ; Coordinate Uncertainty in Meters: 29012.00000.

Riverside, California: 33.663381, -116.363717: : 10/29/2022: Sendy Hern├índez Orellana Barrows: 29 Oct 2022 :

Imperial, California: 33.06298, -115.704077: : 4/13/2026: Melanie B.: 13 Apr 2026 ; Coordinate Uncertainty in Meters: 29012.00000.

Riverside, California: 33.658666, -116.209569: : 4/30/2026: Cameron W Barrows: 30 Apr 2026 ; Coordinate Uncertainty in Meters: 28930.00000.

Imperial, California: 33.322699, -115.875248: : 5/5/2026: Ryan Myers: 5 May 2026 ; Coordinate Uncertainty in Meters: 28984.00000.

San Diego, California: 33.32877, -116.279467: : 2/23/2026: Fred Melgert / Carla Hoegen: 23 Feb 2026 ; Coordinate Uncertainty in Meters: 28984.00000.

Riverside, California: 33.631085, -116.245642: : 4/30/2026: Cameron W Barrows: 30 Apr 2026 ; Coordinate Uncertainty in Meters: 28930.00000.

San Diego, California: 33.287646, -116.393512: : 1/25/2026: yeysara: 25 Jan 2026 ; Coordinate Uncertainty in Meters: 28984.00000.

San Diego, California: 33.343468, -116.244887: : 3/28/2026: Arquitecto Defecto: 28 Mar 2026 ; Coordinate Uncertainty in Meters: 28984.00000.

Imperial, California: 33.220238, -116.048019: : 3/28/2026: Arquitecto Defecto: 28 Mar 2026 ; Coordinate Uncertainty in Meters: 28984.00000.

Imperial, California: 32.860114, -115.686509: : 4/2/2026: nmoorhatch: 2 Apr 2026 ; Coordinate Uncertainty in Meters: 29039.00000.

Riverside, California: 33.664278, -116.354324: : 2/7/2026: Pete Schwartz: 7 Feb 2026 ; Coordinate Uncertainty in Meters: 28930.00000.

Riverside, California: 33.66339, -116.346162: : 9/13/2025: rgallardo760: 13 Sep 2025 ; Coordinate Uncertainty in Meters: 28930.00000.

San Diego, California: 33.346069, -116.2032: : 5/1/2026: labarcena: 1 May 2026 ; Coordinate Uncertainty in Meters: 28984.00000.

Riverside, California: 33.622134, -116.227942: : 6/2/2026: Cameron W Barrows: 2 Jun 2026 ; Coordinate Uncertainty in Meters: 28930.00000.

Riverside, California: 33.638578, -116.316262: : 6/7/2026: Cathy Wiley: 7 Jun 2026 ; Coordinate Uncertainty in Meters: 28930.00000.

Riverside, California: 33.649631, -116.23443: : 6/8/2026: Cameron W Barrows: 8 Jun 2026 ; Coordinate Uncertainty in Meters: 28930.00000.

Imperial, California: 33.208174, -115.996609: : 7/8/2026: ekop: 8 Jul 2026 ; Coordinate Uncertainty in Meters: 28984.00000.

Riverside, California: 33.614074, -116.332481: : 6/2/2026: Cameron W Barrows: 2 Jun 2026 ; Coordinate Uncertainty in Meters: 28930.00000.

Riverside, California: 33.657048, -116.216205: : 6/7/2026: Cathy Wiley: 7 Jun 2026 ; Coordinate Uncertainty in Meters: 28930.00000.

GBIFID: 3712618084; Occurrence Remarks: Flat-Tail Horned Lizard;; Coordinate Uncertainty in Meters: 29012.00000.

San Diego, California: 33.060034, -116.110229: : 3/31/2022: Larry Hendrickson, California State Parks: 31 Mar 2022 :

GBIFID: 3079532309; Occurrence Remarks: Adjacent to dirt road to north of Borrego Springs Airport and west of S22. On sand flat mapped as Rositas Fine Sands. Male, SVL=76 mm. 10:15 AM, 98 deg. F.;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 3079541307; Occurrence Remarks: Ran across dirt road to north of Borrego Springs Airport and west of S22. On sand flat mapped as Rositas Fine Sands. Female, SVL=76 mm. 09:37 AM. 99 deg. F.;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 3079553304; Occurrence Remarks: 12:07 PM. Male, SVL 72 mm. subadult.;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 3079733308; Occurrence Remarks: Found at 10:20 AM, 102 deg. F. Male 70 mm SVL. Flushed from sandy dirt road while driving.;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 3079736304; Occurrence Remarks: Found at 11:00 AM, 98 Deg. F. Female, 80 mm SVL. Flushed from sandy dirt road while driving.;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 3079524303; Occurrence Remarks: 10:45 AM. Clear, calm 82 deg. F. Male, SVL 78 mm.;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 3079484308; Occurrence Remarks: 12:05 PM. Clear, calm, 82 deg. F. Male, SVL 74 mm.;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 3079572306; Occurrence Remarks: 12:18 PM. Female, SVL 60 mm, subadult.;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 3079643304; Occurrence Remarks: 9:45 AM. Clear, windy (10 mph), 82 deg F. Female, SVL 68 mm.;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 3079486311; Occurrence Remarks: Ran down dirt road to north of Borrego Springs Airport and west of S22. On sand flat mapped as Rositas Fine Sands. Warm and actively foraging. 09:53 AM. 101 deg. F.;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 1088961260; Occurrence Remarks: Plot C;; Coordinate Uncertainty in Meters: 29039.00000.

GBIFID: 4946186957; Occurrence Remarks: Basking in the open;; Coordinate Uncertainty in Meters: 29012.00000.

GBIFID: 4126748296; Occurrence Remarks: Restricted access area;; Coordinate Uncertainty in Meters: 29039.00000.

GBIFID: 4127237975; Occurrence Remarks: Restricted access area;; Coordinate Uncertainty in Meters: 29039.00000.

GBIFID: 4120916865; Occurrence Remarks: DOR;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 891134617; Occurrence Remarks: San Diego County, California, US;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 891134574; Occurrence Remarks: San Diego County, California, US;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 4921983459; Occurrence Remarks: Tracked and handled with permit.;; Coordinate Uncertainty in Meters: 29039.00000.

GBIFID: 5133456419; Occurrence Remarks: Tracks No tail drag. Fringe toed?;; Coordinate Uncertainty in Meters: 28984.00000.

San Diego, California: 33.313579, -116.238449: : 6/2/2024: Alexander Gregory Mason: 2 Jun 2024 :

GBIFID: 2242802581; Occurrence Remarks: Tracks;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 1227747536; Occurrence Remarks: Captured under permit and released where found.;; Coordinate Uncertainty in Meters: 28930.00000.

Imperial, California: 32.881113, -115.321782: : 5/6/2019: Bradford Hollingsworth: 6 May 2019 :
GBIFID: 2242910645; Occurrence Remarks: East Mesa;; Coordinate Uncertainty in Meters: 29039.00000.

Imperial, California: 32.968581, -115.19306: : 6/21/2019: Bradford Hollingsworth: 21 Jun 2019 :
GBIFID: 2273318533; Occurrence Remarks: East Mesa; 2B;; Coordinate Uncertainty in Meters: 29039.00000.

GBIFID: 2273316407; Occurrence Remarks: East Mesa; 2C;; Coordinate Uncertainty in Meters: 29039.00000.

GBIFID: 5133888138; Occurrence Remarks: Spotted running off the highway as I drove past, missing part of its tail. Temp high 70s, very windy.;; Coordinate Uncertainty in Meters: 29012.00000.

GBIFID: 2283260035; Occurrence Remarks: Two female juvenile FTHL. Both were found within a couple feet of one another.;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 2283264382; Occurrence Remarks: Several Photos;; Coordinate Uncertainty in Meters: 29039.00000.

GBIFID: 2294450073; Occurrence Remarks: Juvenile female flat-tailed horned lizard.;; Coordinate Uncertainty in Meters: 29012.00000.

GBIFID: 5230991124; Occurrence Remarks: Basking on hardpan between dunes after sunrise. Ran into burrow at base of Larrea shrub. Desert Neltuma Atriplex Larrea shrubland. Might be an adult male, based on the long horns and swollen tail base, but these characters seem to vary between sexes;; Coordinate Uncertainty in Meters: 29039.00000.

GBIFID: 5231326789; Occurrence Remarks: Basking on small raised dune.;; Coordinate Uncertainty in Meters: 29039.00000.

GBIFID: 2422982971; Occurrence Remarks: Found half buried in sand atop low mound; gradually exhumed itself.;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 2429326936; Occurrence Remarks: Juvenile;; Coordinate Uncertainty in Meters: 29012.00000.

GBIFID: 1315084133; Occurrence Remarks: Ocotillo Wells SVRA: FTHL Demographic Plot T0;; Coordinate Uncertainty in Meters: 29012.00000.

GBIFID: 1315085907; Occurrence Remarks: VII; Ocotillo Wells SVRA;; Coordinate Uncertainty in Meters: 29012.00000.

GBIFID: 1315085991; Occurrence Remarks: VIII; Ocotillo Wells SVRA;; Coordinate Uncertainty in Meters: 29012.00000.

GBIFID: 1315083276; Occurrence Remarks: Ocotillo Wells SVRA: FTHL Demographic Plot T0;; Coordinate Uncertainty in Meters: 29012.00000.

GBIFID: 1315083385; Occurrence Remarks: Ocotillo Wells SVRA: FTHL Demographic Plot T0;; Coordinate Uncertainty in Meters: 29012.00000.

GBIFID: 1315083305; Occurrence Remarks: Ocotillo Wells SVRA, Tarantula Wash, LOR;; Coordinate Uncertainty in Meters: 29012.00000.

GBIFID: 1453428430; Occurrence Remarks: 38mm SVL, female, Commune;; Coordinate Uncertainty in Meters: 29012.00000.

GBIFID: 891038977; Occurrence Remarks: Is this the same one we found the week before, who knows but still cool to find more then one of these.;; Coordinate Uncertainty in Meters: 29039.00000.

GBIFID: 2814406007; Occurrence Remarks: difficult to see lizard in sand;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 4946145497; Occurrence Remarks: ADG279;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 4945908814; Occurrence Remarks: ADG280;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 3079561866; Occurrence Remarks: Male. SVL 75mm. Wt 15.0 g.;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 3079760899; Occurrence Remarks: Female. SVL 72 mm. Wt 20.5 g.;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 3079536899; Occurrence Remarks: Female. SVL 70mm. Wt 14.5g.;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 4946495761; Occurrence Remarks: Dead on road :( ADG281;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 3079553882; Occurrence Remarks: Male. SVL 76mm. Wt 15.5g.;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 3079782916; Occurrence Remarks: Male. SVL 70mm. Wt 15.5 g.;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 2862300858; Occurrence Remarks: From official surveys with State Parks -- handled under permit;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 2862581889; Occurrence Remarks: From official surveys with State Parks -- handled under permit;; Coordinate Uncertainty in Meters: 29012.00000.

GBIFID: 2862486881; Occurrence Remarks: From official surveys with State Parks -- handled under permit;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 2862361885; Occurrence Remarks: Chillin on an ant hill;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 3079517893; Occurrence Remarks: Female. SVL 63 mm. Wt 10g.;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 2883147826; Occurrence Remarks: Size comparison of an adult, subadult, & juvenile From official surveys with State Parks -- handled under permit;; Coordinate Uncertainty in Meters: 29012.00000.

GBIFID: 1571171038; Occurrence Remarks: Juvenile;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 1572371260; Occurrence Remarks: Juvenile;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 3070724486; Occurrence Remarks: Sighted while sunning in a side canyon of Fonts Point Wash. 82 degrees at the time. Note tracks in second photo.;; Coordinate Uncertainty in Meters: 28984.00000.

GBIFID: 3113574090; Occurrence Remarks: Permission to be on property. Lizard released after photos taken.;; Coordinate Uncertainty in Meters: 28930.00000.

San Diego, California: 33.297231, -116.385575: : 3/4/2017: Fred Melgert / Carla Hoegen: 4 Mar 2017 :

Riverside, California: 33.695326, -116.299571: : 2/7/2026: Sendy Hern├índez Orellana Barrows: 7 Feb 2026 ; Coordinate Uncertainty in Meters: 28930.00000.

Riverside, California: 33.818137, -116.292299: : 9/13/2025: rgallardo760: 13 Sep 2025 ; Coordinate Uncertainty in Meters: 28902.00000.

Riverside, California: 33.754724, -116.376027: : 9/13/2025: Melanie J. Davis: 13 Sep 2025 ; Coordinate Uncertainty in Meters: 28930.00000.

Riverside, California: 33.720069, -116.217134: : 6/17/2026: Chris W.: 17 Jun 2026 ; Coordinate Uncertainty in Meters: 28930.00000.

Riverside, California: 33.750086, -116.202715: : 10/7/2025: Cathy Wiley: 7 Oct 2025 ; Coordinate Uncertainty in Meters: 28930.00000.

GBIFID: 3912362583; Occurrence Remarks: DidnΓÇÖt move, observed for several minutes. Basking in some very light vegetation. Spotted near location.;; Coordinate Uncertainty in Meters: 28902.00000.

GBIFID: 1227750988; Occurrence Remarks: Female juvenile, age est. 1.5 mo. Captured under federal permit and released where found.;; Coordinate Uncertainty in Meters: 28930.00000.

GBIFID: 2576355452; Occurrence Remarks: Baby Flat-tailed Horned Lizard about 3.5 inches. Found on restricted preserve land during CA Naturalist class.;; Coordinate Uncertainty in Meters: 28930.00000.

GBIFID: 2626571647; Occurrence Remarks: Tracks lead to the only visible part of the lizard, the dark line down his back.;; Coordinate Uncertainty in Meters: 28930.00000.

GBIFID: 2576418655; Occurrence Remarks: Young Female;; Coordinate Uncertainty in Meters: 28930.00000.

GBIFID: 3118230741; Occurrence Remarks: Weather was about 97 degrees. I was checking pitfalls in the Coachella Valley Preserve. This guy was just hanging out in the desert!;; Coordinate Uncertainty in Meters: 28902.00000.

Riverside, California: 33.793056, -116.261078: : 6/17/2026: Melanie J. Davis: 17 Jun 2026 ; Coordinate Uncertainty in Meters: 28930.00000.

Riverside, California: 33.751261, -116.298696: : 7/1/2026: Melanie J. Davis: 1 Jul 2026 ; Coordinate Uncertainty in Meters: 28930.00000.