Species List
Salamanders (Caudata)
- Ambystoma maculatum (Shaw, 1802) - Spotted Salamander
- Ambystoma opacum (Gravenhorst, 1807) - Marbled Salamander
- Ambystoma texanum (Matthes, 1855) - Small-mouthed Salamander
- Necturus maculosus (Rafinesque, 1818) - Mudpuppy
- Eurycea longicauda (Green, 1818) - Long-tailed Salamander
- Eurycea lucifuga Rafinesque, 1822 - Cave Salamander
- Hemidactylium scutatum (Temminck and Schlegel in Von Siebold, 1838) - Four-toed Salamander
- Plethodon albagula Grobman, 1944 - Western Slimy Salamander
- Plethodon serratus Grobman, 1944 - Southern Red-backed Salamander
Frogs (Anura)
- Anaxyrus americanus (Holbrook, 1836) - American Toad
- Anaxyrus fowleri (Hinckley, 1882) - Fowler's Toad
- Acris blanchardi Harper, 1947 - Blanchard's Cricket Frog
- Pseudacris crucifer (Wied-Neuwied, 1838) - Spring Peeper
- Lithobates catesbeianus (Shaw, 1802) - American Bullfrog
- Lithobates clamitans (Latreille, 1801) - Green Frog
- Lithobates palustris (LeConte, 1825) - Pickerel Frog
- Lithobates sphenocephalus (Cope, 1886) - Southern Leopard Frog
Lizards (Lacertilia)
- Crotaphytus collaris (Say, 1823) - Eastern Collared Lizard
- Sceloporus consobrinus Baird and Girard, 1853 - Prairie Lizard
- Aspidoscelis sexlineata (Linnaeus, 1766) - Six-lined Racerunner
- Plestiodon fasciatus (Linnaeus, 1758) - Common Five-lined Skink
- Plestiodon laticeps (Schneider, 1801) - Broad-headed Skink
- Scincella lateralis (Say in James, 1823) - Little Brown Skink
- Ophisaurus attenuatus Cope, 1880 - Western Slender Glass Lizard
Snakes (Serpentes)
- Carphophis vermis (Kennicott, 1859) - Western Wormsnake
- Coluber constrictor Linnaeus, 1758 - North American Racer
- Coluber flagellum Shaw, 1802 - Eastern Coachwhip
- Diadophis punctatus (Linnaeus, 1766) - Ring-necked Snake
- Haldea striatula (Linnaeus, 1766) - Rough Earthsnake
- Heterodon platirhinos Latreille, 1801 - Eastern Hog-nosed Snake
- Lampropeltis calligaster (Harlan, 1827) - Prairie Kingsnake
- Lampropeltis holbrooki Stejneger, 1903 - Speckled Kingsnake
- Lampropeltis triangulum (Lacépède, 1789) - Eastern Milksnake
- Nerodia sipedon (Linnaeus, 1758) - Common Watersnake
- Opheodrys aestivus (Linnaeus, 1766) - Northern Rough Greensnake
- Pantherophis emoryi (Baird and Girard, 1853) - Great Plains Ratsnake
- Pantherophis obsoletus (Say, 1823) - Western Ratsnake
- Storeria dekayi (Holbrook, 1836) - DeKay's Brownsnake
- Storeria occipitomaculata (Storer, 1839) - Northern Red-bellied Snake
- Tantilla gracilis Baird and Girard, 1853 - Flat-headed Snake
- Thamnophis proximus (Say, 1823) - Orange-striped Ribbonsnake
- Thamnophis sirtalis (Linnaeus, 1758) - Common Gartersnake
- Virginia valeriae Baird and Girard, 1853 - Western Smooth Earthsnake
- Agkistrodon contortrix (Linnaeus, 1766) - Copperhead
- Agkistrodon piscivorus (Lacépède, 1789) - Western Cottonmouth
- Crotalus horridus Linnaeus, 1758 - Timber Rattlesnake
- Sistrurus miliarius (Linnaeus, 1766) - Western Pygmy Rattlesnake
Turtles (Testudines)
- Chelydra serpentina (Linnaeus, 1758) - Snapping Turtle
- Sternotherus odoratus (Latreille in Sonnini and Latreille, 1801) - Eastern Musk Turtle
- Chrysemys picta (Schneider, 1783) - Western Painted Turtle
- Graptemys geographica (LeSueur, 1817) - Northern Map Turtle
- Terrapene carolina (Linnaeus, 1758) - Three-toed Box Turtle
- Terrapene ornata (Agassiz, 1857) - Ornate Box Turtle
- Trachemys scripta (Schoepff, 1792) - Red-eared Slider
- Apalone spinifera (LeSueur, 1827) - Eastern Spiny Softshell
Collection Summary
Washington County has a total of 308 valid, non-duplicated collections representing 55 species and 54 localities. There are a total of 43 collectors and 70 collection dates for the county. This results in a total of 89 expeditions for the county, a measure of unique date / collector(s) combinations. The county's earliest collection year is 1894 and its most recent collection year is 2014. The earliest and latest collection dates (independent of earliest and most recent collection years) are January 5 and October 25, respectively. If you have a new record to report for Washington County, read the New Records section of the FAQ.
Collection Summary by Species
Potential Species Records
Likelihood | Species | Common Name | Rationale | Ecoregion / Watershed | |
---|---|---|---|---|---|
![]() | 2 | Graptemys ouachitensis | Ouachita Map Turtle | Same watershed, within 5 miles | Big |
![]() | 2 | Graptemys ouachitensis | Ouachita Map Turtle | Same watershed, within 5 miles | Meramec |
![]() | 2 | Graptemys pseudogeographica | False Map Turtle | Same watershed, within 5 miles | Meramec |
![]() | 2 | Hyla versicolor | Gray Treefrog | Same Level IV ecoregion, within 5 miles | Meramec River Hills |
![]() | 2 | Notophthalmus viridescens | Central Newt | Same Level IV ecoregion, within 5 miles | Meramec River Hills |
![]() | 2 | Plestiodon anthracinus | Southern Coal Skink | Same Level IV ecoregion, within 5 miles | Meramec River Hills |
![]() | 4 | Eurycea spelaea | Grotto Salamander | Same Level IV ecoregion, within 10 miles | Meramec River Hills |
![]() | 4 | Hyla chrysoscelis | Cope's Gray Treefrog | Same Level IV ecoregion, within 10 miles | St. Francois Knobs and Basins |
![]() | 4 | Pseudacris feriarum | Upland Chorus Frog | Same Level IV ecoregion, within 10 miles | St. Francois Knobs and Basins |
![]() | 5 | Tropidoclonion lineatum | Lined Snake | Same Level III ecoregion, within 10 miles | Ozark Highlands |
![]() | 6 | Apalone mutica | Midland Smooth Softshell | Same watershed, within 20 miles | Meramec |
![]() | 6 | Cryptobranchus alleganiensis | Hellbender | Same watershed, within 20 miles | Meramec |
![]() | 6 | Lithobates sylvaticus | Wood Frog | Same Level IV ecoregion, within 20 miles | St. Francois Knobs and Basins |
![]() | 6 | Macrochelys temminckii | Alligator Snapping Turtle | Same watershed, within 20 miles | Big |
![]() | 6 | Pseudemys concinna | River Cooter | Same watershed, within 20 miles | Upper St. Francis |
![]() | 7 | Ambystoma annulatum | Ringed Salamander | Same Level III ecoregion, within 20 miles | Ozark Highlands |
![]() | 7 | Ambystoma tigrinum | Eastern Tiger Salamander | Same Level III ecoregion, within 20 miles | Ozark Highlands |
![]() | 7 | Gastrophryne carolinensis | Eastern Narrow-mouthed Toad | Same Level III ecoregion, within 20 miles | Ozark Highlands |
![]() | 7 | Lithobates blairi | Plains Leopard Frog | Same Level III ecoregion, within 20 miles | Ozark Highlands |
![]() | 7 | Nerodia rhombifer | Diamond-backed Watersnake | Same Level III ecoregion, within 20 miles | Ozark Highlands |
![]() | 7 | Pseudacris maculata | Boreal Chorus Frog | Same Level III ecoregion, within 20 miles | Ozark Highlands |
![]() | 8 | Regina grahamii | Graham's Crawfish Snake | Same watershed, within 30 miles | Meramec |
![]() | 8 | Siren intermedia | Western Lesser Siren | Same watershed, within 30 miles | Meramec |
![]() | 8 | Siren intermedia | Western Lesser Siren | Same watershed, within 30 miles | Big |
![]() | 9 | Hyla cinerea | Green Treefrog | Same Level III ecoregion, within 30 miles | Ozark Highlands |
![]() | 9 | Pituophis catenifer | Bullsnake | Same Level III ecoregion, within 30 miles | Ozark Highlands |
![]() | 9 | Sistrurus catenatus | Eastern Massasauga | Same Level III ecoregion, within 30 miles | Ozark Highlands |
![]() | 9 | Thamnophis radix | Plains Gartersnake | Same Level III ecoregion, within 30 miles | Ozark Highlands |
Checklist
All MOHAP publications are released in portable document format (PDF), an ISO standard. You must download and install a reader (click icon below) to view these documents. A state checklist, including all counties, is available on the publications page.
Daniel, R.E., B.S. Edmond, and J.T. Briggler. 2020. Checklist of Washington County Missouri Amphibians and Reptiles for 2019. <http://atlas.moherp.org/county/Washington>
Daniel, R.E., B.S. Edmond, and J.T. Briggler. 2020. Checklist of Washington County Missouri Amphibians and Reptiles for 2019. <http://atlas.moherp.org/county/Washington> (with common names)