"Location and County";"Geologic Age and NALMA";"Geologic Formation";"Date Collected or Observed";"Specimen Number";"Data Source or Reference";Comments "Red Rock Canyon State Park, Kern County, CA";"Miocene, Clarendonian NALMA, 12.4–9 Ma";"Dove Spring Fm.";—;—;"Whistler et al. (2009)";fossils "Horned Toad Hills, Kern County, CA";"Pliocene, Blancan NALMA, < 4.8 Ma";"Horned Toad Fm.";—;—;"May and Repenning (1982)";fossils "Santa Fe Railroad, Golden Shores, Mojave County, AZ";"Pliocene, Blancan NALMA, > 3.3 Ma";"Bullhead Alluvium";—;"USGS HO6WS-17";"Reynolds et al. (2016)";fossils "Cushenbury, San Bernardino County, CA";"Plio-Pliocene, Blancan NALMA, 2–3 Ma";"Old Woman Sandstone";—;"UCMP V 149157";"May and Repenning (1982)";fossils "Anza Borrego Desert State Park, San Diego County, CA";"Pleistocene, Irvingtonian NALMA, 1–0.6 Ma";"Bautista Fm, Ocotillo Fm.";—;—;"Jolly (2000); Gensler et al. (2006)";fossils "Flowing-Wells Number 3, Imperial County, CA";"Late Pleistocene, Irvingtonian NALMA";–;—;—;"Reynolds (1989)";fossils "Lake Manix, San Bernardino County, CA";"Late Pleistocene, Irvingtonian and Rancholabren NALMA";"Manix Fm.";—;—;"Jefferson (1987, 1989, 2003)";fossils "Salt Springs, San Bernardino County, CA";"Late Pleistocene";—;—;—;"Jefferson (1990); Reynolds (2018)";fossils "Stevens Lake, San Bernardino County, CA";"Late Pleistocene, Rancholabrean NALMA";"Manix Fm.";—;"SBCM 830";"Jefferson (1989)";fossils "Lake Manix, San Bernardino County, CA";"Late Pleistocene, Irvingtonian to Rancholabrean NALMA";"Manix Fm.";—;"UCMP V 310516, 310517, 310540, 310550, 310575, 310598, 315668";"Jefferson (2003)";fossils "Mojave River, San Bernardino County, CA";Recent;—;—;"LACM 164103, 164105, 165111";"See supp. file 2: Figs S8–S11";"165111 not examined" "Andreas Canyon, Riverside County, CA";Recent;—;—;—;"Jennings and Hayes (1994)";"observational record" "Mojave River, San Bernardino County (near Cajon Pass), CA";Recent;—;1860–1861;—;"Cooper (1869)";"“A water turtle (Actinemys marmorata) also lives in the river.”" "Mojave River, San Bernardino County, CA";Recent;—;1902;—;"Meek (1905)";"“This species is not rare in ponds along the Mojave River.” Paper states that no specimens were secured" "Yermo, San Bernardino County, CA";Recent;—;"02 May 1937";"LACM 7997";"See supp. file 2: Figs S2–S3";hatchling "Mohave River (5 mi E of Yermo), San Bernardino County, CA";Recent;—;"13 July 1937";"SDNHM 17135";"See supp. file 2: Figs S4–S5";"Adult male" "Mohave River (5 mi E of Yermo), San Bernardino County, CA";Recent;—;"13 July 1937";"SDNHM 17136";"See supp. file 2: Figs S6–S7";"Adult male" "Mohave R., (just below bridge north of Victorville), San Bernardino County, CA";Recent;—;"08 April 1939";"MVZ 28328";"C. Spencer (pers. comm.)";"Specimen presumed lost since 1991. Last sent on loan to Louisiana State University" "Deep Creek (tributary to Mojave River), San Bernardino County, CA";Recent;—;"Late 1980s";—;"Brattstrom and Messer (1988)";"Turtle tracks seen in mud" "Deep Creek (tributary to Mojave River), San Bernardino County, CA";Recent;—;2004;—;"Madden-Smith and Fisher (2005)";"No turtles observed" "Afton Canyon, Mojave River, San Bernardino County, CA";Recent;—;"28 May 1987";"MVZ 227728";"See supp. file 2: Figs S12–S13";Female "Camp Cady, Mojave River, San Bernardino County, CA";Recent;—;"28 September 1992";—;"J. Lovich 1992 field notes";"Three or more individual turtles captured by BLM for translocation to Zzyzx and California Desert Information Center" "Mojave River Narrows, San Bernardino County, CA";Recent;—;"18 April 1994";—;"K. Beaman (pers. comm.)";"Two individuals seen basking on a log by R. Goodrich" "Camp Cady, Mojave River, San Bernardino County, CA";Recent;—;1998–1999;—;"Lovich and Meyer (2002), see Fig. 1A";"21 individual turtles captured, marked and monitored" "Afton Canyon, Mojave River, San Bernardino County, CA";Recent;—;1998–1999;—;"Lovich and Meyer (2002)";"14 individual turtles captured, marked and monitored" "Camp Cady, Mojave River, San Bernardino County, CA";Recent;—;"April 2004";—;"Dead specimen";"Shell found after cleaning out Pond three" "Afton Canyon, Mojave River, San Bernardino County, CA";Recent;—;"spring 2005";—;"Photographic documentation (see Fig. 1B)";"Photographed by B. Espinoza" "Camp Cady, Mojave River, San Bernardino County, CA";Recent;—;"April or May 2014";—;"Photographic documentation (see Fig. 1D)";"Two WPTs observed basking in “Bud’s pond”" "Big Morongo Canyon, San Bernardino County, CA";Recent;—;"03 August 2014";—;"Photographic documentation (see Fig. 1H)";"Juvenile seen and photographed by P. Siminski" "Afton Canyon, Mojave River, San Bernardino County, CA";Recent;—;"16 April 2016";—;"Photographic documentation (see Fig. 1E)";"Hatchling-sized specimen, caught by J. Warner" "Afton Canyon, Mojave River, San Bernardino County, CA";Recent;—;"03 May 2017";—;"Adult female (see Fig. 1F)";— "Piute Ponds, Edwards Air Force Base, Kern County, CA";Recent;—;"2014, 2019, 2020";—;"Petersen et al. (2018), this paper (see Fig. 1G)";"12 live animals captured and released"