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Harrison County, Missouri


Species List

Salamanders (Caudata)

Frogs (Anura)

Lizards (Lacertilia)

Snakes (Serpentes)

Turtles (Testudines)

Collection Summary

Harrison County has a total of 58 valid, non-duplicated collections representing 29 species and 33 localities. There are a total of 15 collectors and 31 collection dates for the county. This results in a total of 35 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 2017. The earliest and latest collection dates (independent of earliest and most recent collection years) are March 27 and September 30, respectively. If you have a new record to report for Harrison County, read the New Records section of the FAQ.

Collection Summary by Species

Collection summary for Harrison 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 2 2 1 2 2 1983 1983
Agkistrodon contortrix Copperhead 1 1 1 1 1 2001 2001
Ambystoma texanum Small-mouthed Salamander 1 1 1 1 1 2002 2002
Anaxyrus americanus American Toad 2 2 2 2 2 1993 1993
Carphophis vermis Western Wormsnake 1 1 1 1 1 2002 2002
Chelydra serpentina Snapping Turtle 2 2 4 2 2 1983 2014
Chrysemys picta Western Painted Turtle 3 3 3 3 3 2001 2017
Coluber constrictor North American Racer 3 3 4 3 3 1992 2001
Crotalus horridus Timber Rattlesnake 1 1 1 1 1 2006 2006
Diadophis punctatus Ring-necked Snake 1 1 1 1 1 1958 1958
Lampropeltis calligaster Prairie Kingsnake 4 4 5 4 4 1950 2014
Lampropeltis holbrooki Speckled Kingsnake 2 2 3 2 2 1992 2004
Lampropeltis triangulum Eastern Milksnake 1 1 1 1 1 2001 2001
Lithobates blairi Plains Leopard Frog 2 2 1 2 2 1983 1993
Lithobates catesbeianus American Bullfrog 3 3 4 3 3 1992 2014
Nerodia sipedon Common Watersnake 2 2 2 2 2 1983 2012
Opheodrys vernalis Smooth Greensnake 1 1 1 1 1 1970 1970
Pantherophis obsoletus Western Ratsnake 1 1 1 1 1 1992 1992
Pituophis catenifer Bullsnake 1 1 1 1 1 1941 1941
Plestiodon fasciatus Common Five-lined Skink 1 1 1 1 1 2001 2001
Plestiodon septentrionalis Prairie Skink 3 8 5 4 4 1992 2003
Pseudacris crucifer Spring Peeper 2 4 4 2 3 1993 1993
Pseudacris maculata Boreal Chorus Frog 1 1 2 1 1 2001 2001
Storeria dekayi DeKay's Brownsnake 2 2 3 2 2 1983 1992
Terrapene carolina Three-toed Box Turtle 1 1 1 1 1
Terrapene ornata Ornate Box Turtle 1 1 1 1 1 1961 1961
Thamnophis sirtalis Common Gartersnake 2 2 3 2 2 1983 1992
Tropidoclonion lineatum Lined Snake 2 2 2 2 2 1992 1992
Virginia valeriae Western Smooth Earthsnake 2 2 3 2 2 1997 2003

Potential Species Records

Potential species for Harrison 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 Hyla chrysoscelis Cope's Gray Treefrog Same Level IV ecoregion, within 5 miles Loess Flats and Till Plains
2 Thamnophis proximus Orange-striped Ribbonsnake Same Level IV ecoregion, within 5 miles Loess Flats and Till Plains
2 Trachemys scripta Red-eared Slider Same Level IV ecoregion, within 5 miles Loess Flats and Till Plains
4 Ambystoma tigrinum Eastern Tiger Salamander Same Level IV ecoregion, within 10 miles Loess Flats and Till Plains
4 Apalone spinifera Eastern Spiny Softshell Same watershed, within 10 miles Upper Grand
4 Heterodon platirhinos Eastern Hog-nosed Snake Same Level IV ecoregion, within 10 miles Loess Flats and Till Plains
4 Hyla versicolor Gray Treefrog Same Level IV ecoregion, within 10 miles Loess Flats and Till Plains
4 Lithobates pipiens Northern Leopard Frog Same Level IV ecoregion, within 10 miles Loess Flats and Till Plains
4 Lithobates sphenocephalus Southern Leopard Frog Same Level IV ecoregion, within 10 miles Loess Flats and Till Plains
4 Nerodia rhombifer Diamond-backed Watersnake Same Level IV ecoregion, within 10 miles Loess Flats and Till Plains
4 Regina grahamii Graham's Crawfish Snake Same watershed, within 10 miles Upper Grand
4 Thamnophis radix Plains Gartersnake Same Level IV ecoregion, within 10 miles Loess Flats and Till Plains
6 Apalone mutica Midland Smooth Softshell Same watershed, within 20 miles Upper Grand
6 Ophisaurus attenuatus Western Slender Glass Lizard Same Level IV ecoregion, within 20 miles Loess Flats and Till Plains
8 Nerodia erythrogaster Plain-bellied Watersnake Same Level IV ecoregion, within 30 miles Loess Flats and Till Plains

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.