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Crotalus horridus Linnaeus, 1758 - Timber Rattlesnake


Potential County Records

Potential counties for Crotalus horridus (Timber Rattlesnake). Counties are listed in descending order of their likelihood of having this species. Click on a county to view more information about that county. Click on column headings to sort by that column.
Likelihood County Rationale Ecoregion / Watershed
2 Audrain Same Level IV ecoregion, within 5 miles Claypan Prairie
2 Audrain Same Level IV ecoregion, within 5 miles Claypan Prairie
2 Camden Same Level IV ecoregion, within 5 miles Osage/Gasconade Hills
2 Camden Same Level IV ecoregion, within 5 miles Osage/Gasconade Hills
2 Cole Same Level IV ecoregion, within 5 miles River Hills
2 Cole Same Level IV ecoregion, within 5 miles River Hills
2 Cooper Same Level IV ecoregion, within 5 miles River Hills
2 Cooper Same Level IV ecoregion, within 5 miles River Hills
2 Crawford Same Level IV ecoregion, within 5 miles Meramec River Hills
2 Crawford Same Level IV ecoregion, within 5 miles Meramec River Hills
2 De Kalb Same Level IV ecoregion, within 5 miles Loess Flats and Till Plains
2 De Kalb Same Level IV ecoregion, within 5 miles Loess Flats and Till Plains
2 Franklin Same Level IV ecoregion, within 5 miles River Hills
2 Franklin Same Level IV ecoregion, within 5 miles Eastern Ozark Border
2 Franklin Same Level IV ecoregion, within 5 miles River Hills
2 Franklin Same Level IV ecoregion, within 5 miles Eastern Ozark Border
2 Linn Same Level IV ecoregion, within 5 miles Loess Flats and Till Plains
2 Linn Same Level IV ecoregion, within 5 miles Loess Flats and Till Plains
2 Maries Same Level IV ecoregion, within 5 miles Central Plateau
2 Maries Same Level IV ecoregion, within 5 miles Central Plateau
2 Miller Same Level IV ecoregion, within 5 miles Osage/Gasconade Hills
2 Miller Same Level IV ecoregion, within 5 miles Osage/Gasconade Hills
2 Putnam Same Level IV ecoregion, within 5 miles Loess Flats and Till Plains
2 Putnam Same Level IV ecoregion, within 5 miles Loess Flats and Till Plains
2 Ralls Same Level IV ecoregion, within 5 miles River Hills
2 Ralls Same Level IV ecoregion, within 5 miles River Hills
2 Warren Same Level IV ecoregion, within 5 miles River Hills
2 Warren Same Level IV ecoregion, within 5 miles River Hills
4 Greene Same Level IV ecoregion, within 10 miles Springfield Plateau
4 Greene Same Level IV ecoregion, within 10 miles Springfield Plateau
4 Lewis Same Level IV ecoregion, within 10 miles Loess Flats and Till Plains
4 Lewis Same Level IV ecoregion, within 10 miles Loess Flats and Till Plains
4 Macon Same Level IV ecoregion, within 10 miles Loess Flats and Till Plains
4 Macon Same Level IV ecoregion, within 10 miles Loess Flats and Till Plains
4 Marion Same Level IV ecoregion, within 10 miles River Hills
4 Marion Same Level IV ecoregion, within 10 miles River Hills
4 Oregon Same Level IV ecoregion, within 10 miles Current River Hills
4 Oregon Same Level IV ecoregion, within 10 miles Current River Hills
4 Phelps Same Level IV ecoregion, within 10 miles Meramec River Hills
4 Phelps Same Level IV ecoregion, within 10 miles Meramec River Hills
4 Saint Francois Same Level IV ecoregion, within 10 miles St. Francois Knobs and Basins
4 Saint Francois Same Level IV ecoregion, within 10 miles St. Francois Knobs and Basins
4 Texas Same Level IV ecoregion, within 10 miles Current River Hills
4 Texas Same Level IV ecoregion, within 10 miles Current River Hills
6 Atchison Same Level IV ecoregion, within 20 miles Missouri Alluvial Plain
6 Atchison Same Level IV ecoregion, within 20 miles Missouri Alluvial Plain
6 Cedar Same Level IV ecoregion, within 20 miles Osage/Gasconade Hills
6 Cedar Same Level IV ecoregion, within 20 miles Osage/Gasconade Hills
6 Douglas Same Level IV ecoregion, within 20 miles White River Hills
6 Douglas Same Level IV ecoregion, within 20 miles White River Hills
6 Gasconade Same Level IV ecoregion, within 20 miles River Hills
6 Gasconade Same Level IV ecoregion, within 20 miles River Hills
6 Knox Same Level IV ecoregion, within 20 miles Claypan Prairie
6 Knox Same Level IV ecoregion, within 20 miles Claypan Prairie
6 Knox Same Level IV ecoregion, within 20 miles Loess Flats and Till Plains
6 Knox Same Level IV ecoregion, within 20 miles Loess Flats and Till Plains
6 Lawrence Same Level IV ecoregion, within 20 miles Springfield Plateau
6 Lawrence Same Level IV ecoregion, within 20 miles Springfield Plateau
6 Nodaway Same Level IV ecoregion, within 20 miles Rolling Loess Prairies
6 Nodaway Same Level IV ecoregion, within 20 miles Loess Flats and Till Plains
6 Nodaway Same Level IV ecoregion, within 20 miles Loess Flats and Till Plains
6 Nodaway Same Level IV ecoregion, within 20 miles Rolling Loess Prairies
6 Ozark Same Level IV ecoregion, within 20 miles White River Hills
6 Ozark Same Level IV ecoregion, within 20 miles White River Hills
6 Polk Same Level IV ecoregion, within 20 miles Osage/Gasconade Hills
6 Polk Same Level IV ecoregion, within 20 miles Osage/Gasconade Hills
6 Pulaski Same Level IV ecoregion, within 20 miles Central Plateau
6 Pulaski Same Level IV ecoregion, within 20 miles Central Plateau
6 Randolph Same Level IV ecoregion, within 20 miles River Hills
6 Randolph Same Level IV ecoregion, within 20 miles Claypan Prairie
6 Randolph Same Level IV ecoregion, within 20 miles River Hills
6 Randolph Same Level IV ecoregion, within 20 miles Claypan Prairie
6 Scotland Same Level IV ecoregion, within 20 miles Loess Flats and Till Plains
6 Scotland Same Level IV ecoregion, within 20 miles Loess Flats and Till Plains
6 Shelby Same Level IV ecoregion, within 20 miles River Hills
6 Shelby Same Level IV ecoregion, within 20 miles River Hills
6 Webster Same Level IV ecoregion, within 20 miles Central Plateau
6 Webster Same Level IV ecoregion, within 20 miles Central Plateau
6 Webster Same Level IV ecoregion, within 20 miles White River Hills
6 Webster Same Level IV ecoregion, within 20 miles White River Hills
6 Worth Same Level IV ecoregion, within 20 miles Loess Flats and Till Plains
6 Worth Same Level IV ecoregion, within 20 miles Loess Flats and Till Plains
6 Wright Same Level IV ecoregion, within 20 miles Central Plateau
6 Wright Same Level IV ecoregion, within 20 miles Central Plateau
7 Mississippi Same Level III ecoregion, within 20 miles Interior River Valleys and Hills
7 Mississippi Same Level III ecoregion, within 20 miles Interior River Valleys and Hills
8 Dade Same Level IV ecoregion, within 30 miles Springfield Plateau
8 Dade Same Level IV ecoregion, within 30 miles Springfield Plateau
8 New Madrid Same Level IV ecoregion, within 30 miles St. Francis Lowlands
8 New Madrid Same Level IV ecoregion, within 30 miles St. Francis Lowlands
8 Vernon Same Level IV ecoregion, within 30 miles Wooded Osage Plains
8 Vernon Same Level IV ecoregion, within 30 miles Cherokee Plains
8 Vernon Same Level IV ecoregion, within 30 miles Cherokee Plains
8 Vernon Same Level IV ecoregion, within 30 miles Wooded Osage Plains
9 McDonald Same Level III ecoregion, within 30 miles Ozark Highlands
9 McDonald Same Level III ecoregion, within 30 miles Ozark Highlands
9 Newton Same Level III ecoregion, within 30 miles Ozark Highlands
9 Newton Same Level III ecoregion, within 30 miles Ozark Highlands
10 Jasper Same Level IV ecoregion, adjacent county Cherokee Plains
10 Jasper Same Level IV ecoregion, adjacent county Springfield Plateau
10 Jasper Same Level IV ecoregion, adjacent county Cherokee Plains
10 Jasper Same Level IV ecoregion, adjacent county Springfield Plateau
10 Pemiscot Same Level IV ecoregion, adjacent county St. Francis Lowlands
10 Pemiscot Same Level IV ecoregion, adjacent county St. Francis Lowlands