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Ralls County, Missouri

Maps

Landmark Map

Landmark locality map for Ralls County, Missouri
Landmark locality map for Ralls County, Missouri
Map created 8 April 2021.

Interstate HighwayRailroadUS Army Corps of Engineers
US HighwayDepartment of ConservationUS Fish and Wildlife Service
State HighwayDepartment of Natural ResourcesNational Park Service
County HighwayUS Forest ServiceUS Department of Defense

Locator Map

Locator map for Ralls County, Missouri
Locator map for Ralls County, Missouri
Map created 8 April 2021.

Natural Divisions Locality Map

Natural divisions and sections locality map for Ralls County, Missouri
Natural Divisions locality map for Ralls County, Missouri
Map created 8 April 2021.

Ecological Drainage Unit Locality Map

Ecological drainage unit locality map for Ralls County, Missouri
Ecological Drainage Units locality map for Ralls County, Missouri
Map created 8 April 2021.

Major Watersheds Locality Map

Major watersheds locality map for Ralls County, Missouri
Major Watersheds locality map for Ralls County, Missouri
Map created 8 April 2021.

Major Rivers Locality Map

Major rivers locality map for Ralls County, Missouri
Major Rivers locality map for Ralls County, Missouri
Map created 8 April 2021.

Level I Ecoregion Locality Map

Level I Ecoregion locality map for Ralls County, Missouri
Level I Ecoregion locality map for Ralls County, Missouri
Map created 8 April 2021.

Level II Ecoregion Locality Map

Level II Ecoregion locality map for Ralls County, Missouri
Level II Ecoregion locality map for Ralls County, Missouri
Map created 8 April 2021.

Level III Ecoregion Locality Map

Level III Ecoregion locality map for Ralls County, Missouri
Level III Ecoregion locality map for Ralls County, Missouri
Map created 8 April 2021.

Level IV Ecoregion Locality Map

Level IV Ecoregion locality map for Ralls County, Missouri
Level IV Ecoregion locality map for Ralls County, Missouri
Map created 8 April 2021.

Presettlement Prairie Locality Map

Presettlement prairie locality map for Ralls County, Missouri
Presettlement Prairie locality map for Ralls County, Missouri
Map created 8 April 2021.

Historical Vegetation Map

Historical vegetation map for Ralls County, Missouri
Historical Vegetation map for Ralls County, Missouri
Map created 8 April 2021.

WaterPrairieBarrens / Scrub
ForestWoodlandOpen Woodland

Geology Locality Map

Geology locality map for Ralls County, Missouri
Geology locality map for Ralls County, Missouri
Map created 8 April 2021.

AlluviumSandstoneDolomiteLimestone
ClaySandstone / LimestoneDolomite / LimestoneLimestone / Sandstone
IgneousSandstone / DolomiteDolomite / ShaleLimestone / Shale
Limestone / Sandstone / Shale

Species List

Salamanders (Caudata)

Frogs (Anura)

Lizards (Lacertilia)

Snakes (Serpentes)

Turtles (Testudines)

Collection Summary

Ralls County has a total of 81 valid, non-duplicated collections representing 34 species and 33 localities. There are a total of 32 collectors and 30 collection dates for the county. This results in a total of 39 expeditions for the county, a measure of unique date / collector(s) combinations. The county's earliest collection year is 1941 and its most recent collection year is 2018. The earliest and latest collection dates (independent of earliest and most recent collection years) are March 1 and October 10, respectively. If you have a new record to report for Ralls County, read the New Records section of the FAQ.

Collection Summary by Species

Collection summary for Ralls County by species. Some values are unavailable since some records are represented solely by historical literature reports, which sometimes lack complete collecting data. Click on a species or common name to view more information about that species. Click on column headings to sort by that column.
Species Common Name Localities Collections Collectors Dates Expeditions Earliest Year Latest Year
Acris blanchardi Blanchard's Cricket Frog 4 12 11 2 11 1971 1999
Agkistrodon contortrix Copperhead 1 1 3 1 1 2015 2015
Ambystoma texanum Small-mouthed Salamander 1 2 1 1 1 1997 1997
Anaxyrus americanus American Toad 3 5 4 2 4 1971 1997
Anaxyrus fowleri Fowler's Toad 1 1 3 1 1 2007 2007
Carphophis vermis Western Wormsnake 2 10 8 2 8 1971 1979
Chelydra serpentina Snapping Turtle 1 1 2 1 1 1958 1958
Chrysemys picta Western Painted Turtle 1 1 2 1 1 2007 2007
Clonophis kirtlandii Kirtland's Snake 1 1 2 1 1 2015 2015
Coluber constrictor North American Racer 1 1 1 1 1 2002 2002
Crotalus horridus Timber Rattlesnake 2 2 2 2 2 1979 2012
Diadophis punctatus Ring-necked Snake 3 4 5 3 4 1971 2001
Eurycea longicauda Long-tailed Salamander 1 3 1 1 1 1999 1999
Graptemys pseudogeographica False Map Turtle 1 1 4 1 1 2006 2006
Heterodon platirhinos Eastern Hog-nosed Snake 2 2 2 2 2 1982 2012
Hyla versicolor Gray Treefrog 1 1 1 1 1 1997 1997
Lampropeltis calligaster Prairie Kingsnake 2 2 3 2 2 2001 2007
Lampropeltis triangulum Eastern Milksnake 3 3 2 3 3 1971 2018
Lithobates blairi Plains Leopard Frog 1 1 1 1 1 1999 1999
Lithobates catesbeianus American Bullfrog 1 1 1 1 1 1971 1971
Lithobates clamitans Green Frog 2 2 2 2 2 1971 1999
Lithobates palustris Pickerel Frog 1 1 1 1 1 1971 1971
Lithobates sphenocephalus Southern Leopard Frog 2 2 2 2 2 1971 1999
Nerodia sipedon Common Watersnake 3 3 6 3 3 1992 2015
Pantherophis obsoletus Western Ratsnake 2 2 1 2 2 2002 2002
Plestiodon fasciatus Common Five-lined Skink 3 7 7 3 7 1971 1999
Scincella lateralis Little Brown Skink 1 1 1 1 1 2001 2001
Storeria dekayi DeKay's Brownsnake 1 1 1 1 1 2005 2005
Storeria occipitomaculata Northern Red-bellied Snake 1 1 1 1 1 2005 2005
Terrapene carolina Three-toed Box Turtle 1 1 1 1 1 2018 2018
Terrapene ornata Ornate Box Turtle 1 1 1 1 1 2001 2001
Thamnophis proximus Orange-striped Ribbonsnake 1 1 1 1 1 1941 1941
Thamnophis sirtalis Common Gartersnake 2 2 2 2 2 1997 2017
Virginia valeriae Western Smooth Earthsnake 1 1 1 1 1 2002 2002

Potential Species Records

Potential species for Ralls County. Species are listed in descending order of their likelihood of occurrence within the county. Click on a species or common name to view more information about that species. Click on column headings to sort by that column.
Likelihood Species Common Name Rationale Ecoregion / Watershed
2 Ambystoma maculatum Spotted Salamander Same Level IV ecoregion, within 5 miles River Hills
2 Ambystoma tigrinum Eastern Tiger Salamander Same Level IV ecoregion, within 5 miles River Hills
2 Apalone spinifera Eastern Spiny Softshell Same watershed, within 5 miles Salt
2 Graptemys ouachitensis Ouachita Map Turtle Same watershed, within 5 miles Salt
2 Graptemys ouachitensis Ouachita Map Turtle Same watershed, within 5 miles The Sny
2 Lithobates areolatus Northern Crawfish Frog Same Level IV ecoregion, within 5 miles Claypan Prairie
2 Nerodia erythrogaster Plain-bellied Watersnake Same Level IV ecoregion, within 5 miles River Hills
2 Nerodia rhombifer Diamond-backed Watersnake Same Level IV ecoregion, within 5 miles River Hills
2 Notophthalmus viridescens Central Newt Same Level IV ecoregion, within 5 miles River Hills
2 Opheodrys aestivus Northern Rough Greensnake Same Level IV ecoregion, within 5 miles River Hills
2 Ophisaurus attenuatus Western Slender Glass Lizard Same Level IV ecoregion, within 5 miles River Hills
2 Pantherophis vulpinus Eastern Foxsnake Same Level IV ecoregion, within 5 miles River Hills
2 Plestiodon laticeps Broad-headed Skink Same Level IV ecoregion, within 5 miles River Hills
2 Pseudacris crucifer Spring Peeper Same Level IV ecoregion, within 5 miles River Hills
2 Pseudacris maculata Boreal Chorus Frog Same Level IV ecoregion, within 5 miles Claypan Prairie
2 Regina grahamii Graham's Crawfish Snake Same watershed, within 5 miles Salt
2 Sceloporus consobrinus Prairie Lizard Same Level IV ecoregion, within 5 miles Upper Mississippi Alluvial Plain
2 Sceloporus consobrinus Prairie Lizard Same Level IV ecoregion, within 5 miles River Hills
2 Siren intermedia Western Lesser Siren Same watershed, within 5 miles Salt
2 Trachemys scripta Red-eared Slider Same Level IV ecoregion, within 5 miles River Hills
2 Trachemys scripta Red-eared Slider Same Level IV ecoregion, within 5 miles Claypan Prairie
6 Lampropeltis holbrooki Speckled Kingsnake Same Level IV ecoregion, within 20 miles River Hills
6 Necturus maculosus Mudpuppy Same watershed, within 20 miles The Sny
6 Opheodrys vernalis Smooth Greensnake Same Level IV ecoregion, within 20 miles Claypan Prairie
7 Lithobates sylvaticus Wood Frog Same Level III ecoregion, within 20 miles Central Irregular Plains
8 Apalone mutica Midland Smooth Softshell Same watershed, within 30 miles The Sny
8 Sistrurus tergeminus Prairie Massasauga Same Level IV ecoregion, within 30 miles Claypan Prairie
8 Thamnophis radix Plains Gartersnake Same Level IV ecoregion, within 30 miles Claypan Prairie
10 Aspidoscelis sexlineata Six-lined Racerunner Same Level IV ecoregion, adjacent county Upper Mississippi Alluvial Plain
10 Aspidoscelis sexlineata Six-lined Racerunner Same Level IV ecoregion, adjacent county River Hills

Checklist

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