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Pike County, Missouri

Maps

Landmark Map

Landmark locality map for Pike County, Missouri
Landmark locality map for Pike County, Missouri
Map created 15 April 2026.

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 Pike County, Missouri
Locator map for Pike County, Missouri
Map created 15 April 2026.

Natural Divisions Locality Map

Natural divisions and sections locality map for Pike County, Missouri
Natural Divisions locality map for Pike County, Missouri
Map created 15 April 2026.

Ecological Drainage Unit Locality Map

Ecological drainage unit locality map for Pike County, Missouri
Ecological Drainage Units locality map for Pike County, Missouri
Map created 15 April 2026.

Major Watersheds Locality Map

Major watersheds locality map for Pike County, Missouri
Major Watersheds locality map for Pike County, Missouri
Map created 15 April 2026.

Major Rivers Locality Map

Major rivers locality map for Pike County, Missouri
Major Rivers locality map for Pike County, Missouri
Map created 15 April 2026.

Level I Ecoregion Locality Map

Level I Ecoregion locality map for Pike County, Missouri
Level I Ecoregion locality map for Pike County, Missouri
Map created 15 April 2026.

Level II Ecoregion Locality Map

Level II Ecoregion locality map for Pike County, Missouri
Level II Ecoregion locality map for Pike County, Missouri
Map created 15 April 2026.

Level III Ecoregion Locality Map

Level III Ecoregion locality map for Pike County, Missouri
Level III Ecoregion locality map for Pike County, Missouri
Map created 15 April 2026.

Level IV Ecoregion Locality Map

Level IV Ecoregion locality map for Pike County, Missouri
Level IV Ecoregion locality map for Pike County, Missouri
Map created 15 April 2026.

Presettlement Prairie Locality Map

Presettlement prairie locality map for Pike County, Missouri
Presettlement Prairie locality map for Pike County, Missouri
Map created 15 April 2026.

Historical Vegetation Map

Historical vegetation map for Pike County, Missouri
Historical Vegetation map for Pike County, Missouri
Map created 15 April 2026.

WaterPrairieBarrens / Scrub
ForestWoodlandOpen Woodland

Geology Locality Map

Geology locality map for Pike County, Missouri
Geology locality map for Pike County, Missouri
Map created 15 April 2026.

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

Species List

Salamanders (Caudata)

Frogs (Anura)

Lizards (Squamata, "Lizards")

Snakes (Squamata, "Snakes")

Turtles (Testudines)

Collection Summary

Pike County has a total of 336 valid, non-duplicated collections representing 52 species and 159 localities. There are a total of 58 collectors and 148 collection dates for the county. This results in a total of 177 expeditions for the county, a measure of unique date / collector(s) combinations. The county's earliest collection year is 1900 and its most recent collection year is 2024. The earliest and latest collection dates (independent of earliest and most recent collection years) are February 1 and November 27, respectively. If you have a new record to report for Pike County, read the New Records section of the FAQ.

Collection Summary by Species

Collection summary for Pike 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 5 8 7 3 7 1971 2017
Agkistrodon contortrix Eastern Copperhead 3 15 3 3 3 1939 1994
Ambystoma maculatum Spotted Salamander 6 13 4 6 6 1991 2020
Ambystoma texanum Small-mouthed Salamander 6 6 2 6 6 1938 1999
Ambystoma tigrinum Eastern Tiger Salamander 7 10 2 4 5 1992 1998
Anaxyrus americanus American Toad 4 6 4 3 5 1971 1995
Anaxyrus fowleri Fowler's Toad 1 1 1 1 1 2020 2020
Apalone mutica Midland Smooth Softshell 1 1 2 1 1 2014 2014
Apalone spinifera Northern Spiny Softshell 3 4 4 3 3 1931 2020
Aspidoscelis sexlineatus Prairie Racerunner 2 3 2 2 2 2021 2021
Carphophis vermis Western Wormsnake 6 8 7 4 6 1971 1995
Chelydra serpentina North American Snapping Turtle 4 6 1 4 4 1994 2005
Chrysemys picta Western Painted Turtle 10 11 4 8 8 1983 2023
Coluber constrictor North American Racer 8 8 6 8 8 1948 2021
Crotalus horridus Timber Rattlesnake 6 18 2 4 5 1938 1939
Diadophis punctatus Ring-necked Snake 5 14 9 4 9 1971 1994
Dryophytes versicolor Gray Treefrog 3 3 3 3 3 2003 2004
Eurycea longicauda Long-tailed Salamander 10 14 7 9 10 1971 2024
Heterodon platirhinos Eastern Hog-nosed Snake 2 2 2 2 2 1996 1996
Lampropeltis calligaster Prairie Kingsnake 13 13 10 12 13 1983 2021
Lampropeltis triangulum Eastern Milksnake 4 4 4 4 4 1983 2002
Lithobates areolatus Northern Crawfish Frog 1 1 2 1 1 1951 1951
Lithobates blairi Plains Leopard Frog 3 6 4 3 4 1998 2009
Lithobates catesbeianus North American Bullfrog 1 1 2 1 1 2016 2016
Lithobates clamitans North American Green Frog 8 11 6 8 8 1992 2017
Lithobates palustris Pickerel Frog 4 5 4 4 4 1999 2017
Lithobates sphenocephalus Coastal Plains Leopard Frog 4 4 2 4 4 1944 2015
Necturus maculosus Mudpuppy 2 2 2 2 2 1900 1900
Nerodia erythrogaster Yellow-bellied Watersnake 1 1 1 1 1 1995 1995
Nerodia rhombifer Northern Diamond-backed Watersnake 3 6 2 5 5 1992 2002
Nerodia sipedon Common Watersnake 9 16 5 13 13 1992 2021
Notophthalmus viridescens Central Newt 3 3 1 2 2 1992 1996
Opheodrys aestivus Northern Rough Greensnake 2 3 2 2 2 2002 2002
Ophisaurus attenuatus Western Slender Glass Lizard 3 4 1 2 2 1995 1996
Pantherophis obsoletus Western Ratsnake 9 9 8 9 9 1971 2013
Pantherophis vulpinus Eastern Foxsnake 1 3 1 1 1 2008 2008
Plestiodon fasciatus Common Five-lined Skink 4 7 4 5 7 1971 2017
Plestiodon laticeps Broad-headed Skink 2 3 4 3 3 1948 1993
Pseudacris crucifer Spring Peeper 2 4 2 2 2 2011 2024
Pseudacris maculata Boreal Chorus Frog 1 1 1 1 1 2003 2003
Regina grahamii Graham's Crawfish Snake 2 5 2 3 3 1992 2010
Sceloporus consobrinus Prairie Lizard 2 2 2 1 2 1978 1978
Scincella lateralis Little Brown Skink 2 4 2 1 2 1992 1992
Siren nettingi Western Lesser Siren 6 18 1 13 13 1996 1999
Storeria dekayi DeKay's Brownsnake 8 8 6 6 6 1982 2023
Storeria occipitomaculata Red-bellied Snake 2 3 1 2 2 1992 2017
Terrapene ornata Ornate Box Turtle 5 5 6 5 5 1996 2021
Terrapene triunguis Three-toed Box Turtle 8 8 5 7 7 1934 2023
Thamnophis proximus Orange-striped Ribbonsnake 3 7 4 7 7 1995 2018
Thamnophis sirtalis Common Gartersnake 9 9 7 9 9 1948 2024
Trachemys scripta Red-eared Slider 4 5 2 4 4 1996 2020
Virginia valeriae Western Smooth Earthsnake 2 3 2 2 3 1992 1997

Potential Species Records

Potential species for Pike 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
6 Ambystoma annulatum Ringed Salamander Same Level IV ecoregion, within 20 miles River Hills
6 Ambystoma opacum Marbled Salamander Same Level IV ecoregion, within 20 miles River Hills
6 Clonophis kirtlandii Kirtland's Snake Same Level IV ecoregion, within 20 miles River Hills
6 Graptemys ouachitensis Ouachita Map Turtle Same watershed, within 20 miles Cuivre
6 Graptemys ouachitensis Ouachita Map Turtle Same watershed, within 20 miles Salt
6 Graptemys ouachitensis Ouachita Map Turtle Same watershed, within 20 miles The Sny
6 Graptemys pseudogeographica False Map Turtle Same watershed, within 20 miles Salt
6 Graptemys pseudogeographica False Map Turtle Same watershed, within 20 miles The Sny
6 Hemidactylium scutatum Four-toed Salamander Same Level IV ecoregion, within 20 miles River Hills
6 Lampropeltis holbrooki Speckled Kingsnake Same Level IV ecoregion, within 20 miles River Hills
6 Lithobates sylvaticus Wood Frog Same Level IV ecoregion, within 20 miles River Hills
6 Opheodrys vernalis Smooth Greensnake Same Level IV ecoregion, within 20 miles Claypan Prairie
6 Pantherophis emoryi Great Plains Ratsnake Same Level IV ecoregion, within 20 miles River Hills
6 Plethodon albagula Western Slimy Salamander Same Level IV ecoregion, within 20 miles River Hills
6 Sternotherus odoratus Eastern Musk Turtle Same watershed, within 20 miles Cuivre
6 Tantilla gracilis Flat-headed Snake Same Level IV ecoregion, within 20 miles River Hills
6 Thamnophis radix Plains Gartersnake Same Level IV ecoregion, within 20 miles Claypan Prairie
8 Dryophytes chrysoscelis Cope's Gray Treefrog Same Level IV ecoregion, within 30 miles Upper Mississippi Alluvial Plain
8 Masticophis flagellum Eastern Coachwhip Same Level IV ecoregion, within 30 miles River Hills
8 Pituophis catenifer Bullsnake Same Level IV ecoregion, within 30 miles Upper Mississippi Alluvial Plain
8 Plestiodon anthracinus Southern Coal Skink Same Level IV ecoregion, within 30 miles River Hills
8 Sistrurus catenatus Eastern Massasauga Same Level IV ecoregion, within 30 miles Upper Mississippi Alluvial Plain
8 Spea bombifrons Plains Spadefoot Same Level IV ecoregion, within 30 miles River Hills
8 Spea bombifrons Plains Spadefoot Same Level IV ecoregion, within 30 miles Upper Mississippi Alluvial Plain
10 Gastrophryne carolinensis Eastern Narrow-mouthed Toad Same Level IV ecoregion, adjacent county River Hills
10 Sistrurus tergeminus Prairie Massasauga Same Level IV ecoregion, adjacent county Claypan Prairie

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.