Maps
Locality Map
Locality map for Nerodia cyclopion (Mississippi Green Watersnake).
Map created 6 March 2024.
County Map
County map for Nerodia cyclopion (Mississippi Green Watersnake).
Map created 6 March 2024.
Historical Locality Map
Historical locality map for Nerodia cyclopion (Mississippi Green Watersnake). Black circles ( ) represent records after 1986, blue squares (
) represent records between 1966 and 1986, orange triangles (
) represent records prior to 1966. Note that more recent records might conceal underlying older records.
Map created 6 March 2024.
Historical County Map
Historical county map for Nerodia cyclopion (Mississippi Green Watersnake). Black circles ( ) represent records after 1986, blue squares (
) represent records between 1966 and 1986, orange triangles (
) represent records prior to 1966. Note that only the most recent county record for each county is shown.
Map created 6 March 2024.
Ecological Drainage Locality Map
Ecological Drainage Units locality map for Nerodia cyclopion (Mississippi Green Watersnake).
Map created 6 March 2024.
Natural Divisions Locality Map
Natural Divisions and Sections locality map for Nerodia cyclopion (Mississippi Green Watersnake).
Map created 6 March 2024.
Major Watersheds Locality Map
Major Watersheds locality map for Nerodia cyclopion (Mississippi Green Watersnake).
Map created 6 March 2024.
Level I Ecoregion Locality Map
Level I Ecoregion locality map for Nerodia cyclopion (Mississippi Green Watersnake).
Map created 6 March 2024.
Level II Ecoregion Locality Map
Level II Ecoregion locality map for Nerodia cyclopion (Mississippi Green Watersnake).
Map created 6 March 2024.
Level III Ecoregion Locality Map
Level III Ecoregion locality map for Nerodia cyclopion (Mississippi Green Watersnake).
Map created 6 March 2024.
Level IV Ecoregion Locality Map
Level IV Ecoregion locality map for Nerodia cyclopion (Mississippi Green Watersnake).
Map created 6 March 2024.
Native Status
Nerodia cyclopion (Mississippi Green Watersnake) is native to Missouri.
Collection Summary
Nerodia cyclopion (Mississippi Green Watersnake) has a total of 15 valid, non-duplicated collections representing 2 counties and 6 localities. There are a total of 5 collectors and 7 collection dates for the species. This results in a total of 9 expeditions for the species, a measure of unique date / collector(s) combinations. The earliest collection year for the species in Missouri is 1897 and its most recent collection year is 1961. The earliest and latest collection dates (independent of earliest and most recent collection years) are April 23 and October 3, respectively. If you have a new record to report, read the New Records section of the FAQ.
Collection Summary by County
County | Localities | Collections | Collectors | Dates | Expeditions | Earliest Year | Latest Year | |
---|---|---|---|---|---|---|---|---|
![]() | Butler | 2 | 4 | 3 | 3 | 4 | 1897 | 1907 |
![]() | Dunklin | 3 | 10 | 4 | 5 | 6 | 1904 | 1961 |
Potential County Records
Likelihood | County | Rationale | Ecoregion / Watershed | |
---|---|---|---|---|
![]() | 6 | Ripley | Same Level IV ecoregion, within 20 miles | Western Lowlands Pleistocene Valley Trains |
![]() | 6 | Stoddard | Same Level IV ecoregion, within 20 miles | Western Lowlands Pleistocene Valley Trains |
![]() | 6 | Wayne | Same Level IV ecoregion, within 20 miles | Western Lowlands Pleistocene Valley Trains |
![]() | 8 | Bollinger | Same Level IV ecoregion, within 30 miles | Western Lowlands Pleistocene Valley Trains |
![]() | 8 | Pemiscot | Same Level IV ecoregion, within 30 miles | St. Francis Lowlands |
![]() | 9 | New Madrid | Same Level III ecoregion, within 30 miles | Mississippi Alluvial Plain |
Linnaean Classification
- Kingdom:
- Animalia - Animals
- Phylum:
- Chordata - Chordates
- Subphylum:
- Vertebrata - Vertebrates
- Class:
- Reptilia Laurenti, 1768 - Reptiles
- Order:
- Squamata Oppel, 1811 - Lizards and Snakes
- Suborder:
- Serpentes Linnaeus, 1758 - Snakes
- Family:
- Natricidae Bonaparte, 1838 - Harmless Live-bearing Snakes
- Genus:
- Nerodia Baird and Girard, 1853 - North American Watersnakes
- Species:
- Nerodia cyclopion (Duméril, Bibron, and Duméril, 1854) - Mississippi Green Watersnake
Recent Taxonomic Synonyms
(none)