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Macrochelys temminckii (Harlan, 1835) - Alligator Snapping Turtle


Maps

Locality Map

Locality map for Macrochelys temminckii (Alligator Snapping Turtle)
Locality map for Macrochelys temminckii (Alligator Snapping Turtle).
Map created 25 February 2020.

County Map

County map for Macrochelys temminckii (Alligator Snapping Turtle)
County map for Macrochelys temminckii (Alligator Snapping Turtle).
Map created 25 February 2020.

Historical Locality Map

Historical locality map for Macrochelys temminckii (Alligator Snapping Turtle)
Historical locality map for Macrochelys temminckii (Alligator Snapping Turtle). 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 25 February 2020.

Historical County Map

Historical county map for Macrochelys temminckii (Alligator Snapping Turtle)
Historical county map for Macrochelys temminckii (Alligator Snapping Turtle). 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 25 February 2020.

Ecological Drainage Locality Map

Ecological Drainage Units map for Macrochelys temminckii (Alligator Snapping Turtle)
Ecological Drainage Units locality map for Macrochelys temminckii (Alligator Snapping Turtle).
Map created 25 February 2020.

Natural Divisions Locality Map

Natural Divisions locality map for Macrochelys temminckii (Alligator Snapping Turtle)
Natural Divisions and Sections locality map for Macrochelys temminckii (Alligator Snapping Turtle).
Map created 25 February 2020.

Major Watersheds Locality Map

Major watersheds map for Macrochelys temminckii (Alligator Snapping Turtle)
Major Watersheds locality map for Macrochelys temminckii (Alligator Snapping Turtle).
Map created 25 February 2020.

Level I Ecoregion Locality Map

Level I Ecoregions map for Macrochelys temminckii (Alligator Snapping Turtle)
Level I Ecoregion locality map for Macrochelys temminckii (Alligator Snapping Turtle).
Map created 25 February 2020.

Level II Ecoregion Locality Map

Level II Ecoregions map for Macrochelys temminckii (Alligator Snapping Turtle)
Level II Ecoregion locality map for Macrochelys temminckii (Alligator Snapping Turtle).
Map created 25 February 2020.

Level III Ecoregion Locality Map

Level III Ecoregions map for Macrochelys temminckii (Alligator Snapping Turtle)
Level III Ecoregion locality map for Macrochelys temminckii (Alligator Snapping Turtle).
Map created 25 February 2020.

Level IV Ecoregion Locality Map

Level IV Ecoregions map for Macrochelys temminckii (Alligator Snapping Turtle)
Level IV Ecoregion locality map for Macrochelys temminckii (Alligator Snapping Turtle).
Map created 25 February 2020.

Native Status

Macrochelys temminckii (Alligator Snapping Turtle) is native to Missouri.

Collection Summary

Macrochelys temminckii (Alligator Snapping Turtle) has a total of 26 valid, non-duplicated collections representing 14 counties and 21 localities. There are a total of 16 collectors and 13 collection dates for the species. This results in a total of 13 expeditions for the species, a measure of unique date / collector(s) combinations. The earliest collection year for the species in Missouri is 1891 and its most recent collection year is 2014. The earliest and latest collection dates (independent of earliest and most recent collection years) are April 1 and October 13, respectively. If you have a new record to report, read the New Records section of the FAQ.

Collection Summary by County

Collection summary for Macrochelys temminckii (Alligator Snapping Turtle) by county. Some values are unavailable since some records are represented solely by historical literature reports, which sometimes lack complete collecting data. Click on a county name to view more information about that county. Click on column headings to sort by that column.
County Localities Collections Collectors Dates Expeditions Earliest Year Latest Year
Bollinger 1 1 2 1 1 2002 2002
Butler 2 2 2 2 2 1961 1961
Greene 1 1 3 1 1 2008 2008
Lewis 1 1 1 1 1
Madison 1 1 1 1 1 2014 2014
Oregon 1 1 2 1 1 2004 2004
Ozark 1 1 1 1 1 2003 2003
Pemiscot 2 3 2 2 2 1891 1891
Ripley 2 2 4 2 2 2004 2004
Saint Francois 1 2 1 1 1
Shannon 2 3 2 2 2 1953 2004
Stoddard 2 4 2 2 2 1979 1979
Taney 2 2 1 1 1
Wayne 2 2 2 2 2 1953 1953

Potential County Records

Potential counties for Macrochelys temminckii (Alligator Snapping Turtle). 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 Carter Same watershed, within 5 miles Current
2 Christian Same watershed, within 5 miles James
2 Iron Same watershed, within 5 miles Upper St. Francis
2 Sainte Genevieve Same watershed, within 5 miles Big
4 Clark Same watershed, within 10 miles Bear-Wyaconda
4 Howell Same watershed, within 10 miles Current
4 Jasper Same watershed, within 10 miles Spring
4 Jefferson Same watershed, within 10 miles Big
4 Newton Same watershed, within 10 miles Spring
4 Stone Same watershed, within 10 miles James
4 Texas Same watershed, within 10 miles Current
6 Cape Girardeau Same watershed, within 20 miles Whitewater
6 Dent Same watershed, within 20 miles Current
6 Douglas Same watershed, within 20 miles Bull Shoals Lake
6 Dunklin Same watershed, within 20 miles Little River Ditches
6 Lawrence Same watershed, within 20 miles James
6 Marion Same watershed, within 20 miles Bear-Wyaconda
6 Reynolds Same watershed, within 20 miles Current
6 Reynolds Same watershed, within 20 miles Upper St. Francis
6 Scott Same watershed, within 20 miles Whitewater
6 Washington Same watershed, within 20 miles Big
6 Webster Same watershed, within 20 miles James
8 Barry Same watershed, within 30 miles James
8 Barton Same watershed, within 30 miles Spring
8 Franklin Same watershed, within 30 miles Big
8 New Madrid Same watershed, within 30 miles Little River Ditches
8 Scotland Same watershed, within 30 miles Bear-Wyaconda
10 Dade Adjacent county, same watershed Spring
10 Perry Adjacent county, same watershed Whitewater

Linnaean Classification

Kingdom:
Animalia - Animals
Phylum:
Chordata - Chordates
Subphylum:
Vertebrata - Vertebrates
Class:
Reptilia Laurenti, 1768 - Reptiles
Order:
Testudines Linnaeus, 1758 - Turtles
Family:
Chelydridae Gray, 1870 - Snapping Turtles
Genus:
Macrochelys Gray, 1855 - Alligator Snapping Turtles
Species:
Macrochelys temminckii (Harlan, 1835) - Alligator Snapping Turtle

Recent Taxonomic Synonyms

(none)