Maps
Locality Map
Locality map for Anaxyrus woodhousii (Woodhouse's Toad).
Map created 3 August 2022.
County Map
County map for Anaxyrus woodhousii (Woodhouse's Toad).
Map created 3 August 2022.
Historical Locality Map
Historical locality map for Anaxyrus woodhousii (Woodhouse's Toad). 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 3 August 2022.
Historical County Map
Historical county map for Anaxyrus woodhousii (Woodhouse's Toad). 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 3 August 2022.
Ecological Drainage Locality Map
Ecological Drainage Units locality map for Anaxyrus woodhousii (Woodhouse's Toad).
Map created 3 August 2022.
Natural Divisions Locality Map
Natural Divisions and Sections locality map for Anaxyrus woodhousii (Woodhouse's Toad).
Map created 3 August 2022.
Major Watersheds Locality Map
Major Watersheds locality map for Anaxyrus woodhousii (Woodhouse's Toad).
Map created 3 August 2022.
Level I Ecoregion Locality Map
Level I Ecoregion locality map for Anaxyrus woodhousii (Woodhouse's Toad).
Map created 3 August 2022.
Level II Ecoregion Locality Map
Level II Ecoregion locality map for Anaxyrus woodhousii (Woodhouse's Toad).
Map created 3 August 2022.
Level III Ecoregion Locality Map
Level III Ecoregion locality map for Anaxyrus woodhousii (Woodhouse's Toad).
Map created 3 August 2022.
Level IV Ecoregion Locality Map
Level IV Ecoregion locality map for Anaxyrus woodhousii (Woodhouse's Toad).
Map created 3 August 2022.
Native Status
Anaxyrus woodhousii (Woodhouse's Toad) is native to Missouri.
Collection Summary
Anaxyrus woodhousii (Woodhouse's Toad) has a total of 218 valid, non-duplicated collections representing 20 counties and 61 localities. There are a total of 29 collectors and 61 collection dates for the species. This results in a total of 63 expeditions for the species, a measure of unique date / collector(s) combinations. The earliest collection year for the species in Missouri is 1931 and its most recent collection year is 2020. The earliest and latest collection dates (independent of earliest and most recent collection years) are March 18 and October 7, 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 | |
|---|---|---|---|---|---|---|---|---|
 | Andrew | 4 | 8 | 2 | 3 | 3 | 1966 | 1976 |
| Atchison | 1 | 1 | 1 | 1 | 1 | 2014 | 2014 |
| Boone | 1 | 1 | 1 | 1 | 1 | 2015 | 2015 |
| Buchanan | 1 | 1 | 1 | 1 | 1 | 1986 | 1986 |
| Callaway | 2 | 2 | 1 | 1 | 1 | 1998 | 1998 |
| Carroll | 1 | 1 | 1 | 1 | 1 | 1982 | 1982 |
| Chariton | 2 | 2 | 3 | 2 | 2 | 1992 | 2020 |
| Clay | 6 | 10 | 7 | 7 | 7 | 1942 | 1965 |
| Cole | 1 | 1 | 1 | 1 | 1 | 1931 | 1931 |
| Cooper | 1 | 1 | 1 | 1 | 1 | 2000 | 2000 |
| Holt | 10 | 17 | 4 | 9 | 9 | 1957 | 1983 |
| Howard | 5 | 11 | 4 | 3 | 3 | 1998 | 2009 |
| Jackson | 12 | 140 | 3 | 20 | 22 | 1937 | 1963 |
| Lafayette | 1 | 1 | 2 | 1 | 1 | 1988 | 1988 |
| Moniteau | 4 | 10 | 5 | 3 | 3 | 1998 | 2019 |
| Nodaway | 3 | 3 | 2 | 3 | 3 | 1969 | 2004 |
| Platte | 2 | 4 | 1 | 2 | 2 | 1942 | 1961 |
| Ray | 2 | 2 | 2 | 2 | 2 | 1989 | 2019 |
| Saline | 1 | 1 | 2 | 1 | 1 | 2010 | 2010 |
| Warren | 1 | 1 | 1 | 1 | 1 | 1998 | 1998 |
Potential County Records
| Likelihood | County | Rationale | Ecoregion / Watershed | |
|---|---|---|---|---|
 | 2 | Franklin | Same Level IV ecoregion, within 5 miles | River Hills |
| 2 | Osage | Same Level IV ecoregion, within 5 miles | Osage/Gasconade Hills |
 | 6 | Clinton | Same Level IV ecoregion, within 20 miles | Rolling Loess Prairies |
| 6 | Gasconade | Same Level IV ecoregion, within 20 miles | River Hills |
| 6 | Johnson | Same Level IV ecoregion, within 20 miles | Rolling Loess Prairies |
| 6 | Lincoln | Same Level IV ecoregion, within 20 miles | River Hills |
| 6 | Maries | Same Level IV ecoregion, within 20 miles | Osage/Gasconade Hills |
| 6 | Miller | Same Level IV ecoregion, within 20 miles | River Hills |
| 6 | Miller | Same Level IV ecoregion, within 20 miles | Osage/Gasconade Hills |
| 6 | Montgomery | Same Level IV ecoregion, within 20 miles | River Hills |
| 6 | Pettis | Same Level IV ecoregion, within 20 miles | River Hills |
| 6 | Saint Charles | Same Level IV ecoregion, within 20 miles | River Hills |
| 6 | Worth | Same Level IV ecoregion, within 20 miles | Rolling Loess Prairies |
| 7 | De Kalb | Same Level III ecoregion, within 20 miles | Western Corn Belt Plains |
 | 8 | Audrain | Same Level IV ecoregion, within 30 miles | River Hills |
| 8 | Randolph | Same Level IV ecoregion, within 30 miles | River Hills |
| 8 | Saint Louis | Same Level IV ecoregion, within 30 miles | River Hills |
| 9 | Jefferson | Same Level III ecoregion, within 30 miles | Interior River Valleys and Hills |
| 10 | Morgan | Same Level IV ecoregion, adjacent county | Osage/Gasconade Hills |
Linnaean Classification
- Kingdom:
- Animalia - Animals
- Phylum:
- Chordata - Chordates
- Subphylum:
- Vertebrata - Vertebrates
- Class:
- Amphibia Gray, 1825 - Amphibians
- Order:
- Anura Fischer von Waldheim, 1813 - Frogs
- Family:
- Bufonidae Gray, 1825 - True Toads
- Genus:
- Anaxyrus Tschudi, 1845 - North American Toads
- Species:
- Anaxyrus woodhousii (Girard, 1854) - Woodhouse's Toad
Recent Taxonomic Synonyms
- Bufo woodhousii