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Madison County, Missouri


Collection Summary

Madison County has a total of 114 valid, non-duplicated collections representing 46 species and 68 localities. There are a total of 48 collectors and 52 collection dates for the county. This results in a total of 72 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 2018. The earliest and latest collection dates (independent of earliest and most recent collection years) are March 17 and October 16, respectively. If you have a new record to report for Madison County, read the New Records section of the FAQ.

Collection Summary by Species

Collection summary for Madison 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 2 2 2 1971 1994
Agkistrodon contortrix Copperhead 2 3 2 3 3 1962 1996
Agkistrodon piscivorus Western Cottonmouth 3 3 3 3 3 1973 2006
Ambystoma maculatum Spotted Salamander 1 2 6 1 1 2007 2007
Ambystoma opacum Marbled Salamander 2 2 1 1 1 2012 2012
Anaxyrus americanus American Toad 5 6 8 5 5 1935 2007
Anaxyrus fowleri Fowler's Toad 2 3 4 2 3 2003 2007
Apalone spinifera Eastern Spiny Softshell 1 1 3 1 1 2003 2003
Carphophis vermis Western Wormsnake 2 2 5 2 2 1962 2007
Chelydra serpentina Snapping Turtle 1 1 1 1 1 1996 1996
Coluber constrictor North American Racer 2 2 3 2 2 2003 2003
Crotalus horridus Timber Rattlesnake 1 2 5 1 2 2007 2007
Crotaphytus collaris Eastern Collared Lizard 1 2 1 1 1
Diadophis punctatus Ring-necked Snake 2 2 4 2 2 1950 2007
Eurycea longicauda Long-tailed Salamander 4 6 7 3 3 1971 2011
Graptemys pseudogeographica False Map Turtle 1 1 1 1 1
Hemidactylium scutatum Four-toed Salamander 1 1 1 1 1 1980 1980
Heterodon platirhinos Eastern Hog-nosed Snake 1 1 1 1 1 2018 2018
Lampropeltis calligaster Prairie Kingsnake 2 2 4 2 2 2003 2009
Lampropeltis holbrooki Speckled Kingsnake 3 3 4 3 3 1941 1995
Lampropeltis triangulum Eastern Milksnake 1 1 1 1 1 2013 2013
Lithobates catesbeianus American Bullfrog 4 4 8 4 4 1935 2009
Lithobates clamitans Green Frog 3 3 6 3 3 2003 2007
Lithobates sphenocephalus Southern Leopard Frog 2 2 6 1 2 2007 2007
Macrochelys temminckii Alligator Snapping Turtle 1 1 1 1 1 2014 2014
Nerodia sipedon Common Watersnake 6 8 11 7 7 1931 2007
Notophthalmus viridescens Central Newt 1 1 1 1 1 2013 2013
Opheodrys aestivus Northern Rough Greensnake 3 3 4 3 3 2003 2007
Ophisaurus attenuatus Western Slender Glass Lizard 1 1 4 1 1 2009 2009
Pantherophis obsoletus Western Ratsnake 2 2 3 2 2 1982 1994
Plestiodon fasciatus Common Five-lined Skink 2 2 2 2 2 1971 1995
Plestiodon laticeps Broad-headed Skink 1 1 1 1 1 2013 2013
Plethodon albagula Western Slimy Salamander 8 8 11 5 8 1962 2013
Plethodon serratus Southern Red-backed Salamander 5 5 6 5 5 1971 2013
Pseudacris crucifer Spring Peeper 1 1 4 1 1 2003 2003
Pseudacris feriarum Upland Chorus Frog 1 1 1 1 1 1900 1900
Pseudemys concinna River Cooter 1 1 1 1 1 2003 2003
Sceloporus consobrinus Prairie Lizard 4 5 5 5 5 1933 2007
Scincella lateralis Little Brown Skink 2 2 5 2 2 1971 2003
Sternotherus odoratus Eastern Musk Turtle 2 2 2 2 2 2003 2003
Storeria dekayi DeKay's Brownsnake 1 1 1 1 1 2007 2007
Storeria occipitomaculata Northern Red-bellied Snake 2 2 1 1 1 2015 2015
Tantilla gracilis Flat-headed Snake 2 2 7 2 2 2007 2007
Terrapene carolina Three-toed Box Turtle 4 4 6 4 4 1933 2003
Thamnophis sirtalis Common Gartersnake 2 3 3 2 2 2003 2007
Trachemys scripta Red-eared Slider 1 1 1 1 1 2001 2001