Maps
Locality Map
Locality map for Phrynosoma cornutum (Texas Horned Lizard).
Map created 3 August 2022.
County Map
County map for Phrynosoma cornutum (Texas Horned Lizard).
Map created 3 August 2022.
Historical Locality Map
Historical locality map for Phrynosoma cornutum (Texas Horned Lizard). 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 Phrynosoma cornutum (Texas Horned Lizard). 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 Phrynosoma cornutum (Texas Horned Lizard).
Map created 3 August 2022.
Natural Divisions Locality Map
Natural Divisions and Sections locality map for Phrynosoma cornutum (Texas Horned Lizard).
Map created 3 August 2022.
Major Watersheds Locality Map
Major Watersheds locality map for Phrynosoma cornutum (Texas Horned Lizard).
Map created 3 August 2022.
Level I Ecoregion Locality Map
Level I Ecoregion locality map for Phrynosoma cornutum (Texas Horned Lizard).
Map created 3 August 2022.
Level II Ecoregion Locality Map
Level II Ecoregion locality map for Phrynosoma cornutum (Texas Horned Lizard).
Map created 3 August 2022.
Level III Ecoregion Locality Map
Level III Ecoregion locality map for Phrynosoma cornutum (Texas Horned Lizard).
Map created 3 August 2022.
Level IV Ecoregion Locality Map
Level IV Ecoregion locality map for Phrynosoma cornutum (Texas Horned Lizard).
Map created 3 August 2022.
Native Status
Phrynosoma cornutum (Texas Horned Lizard) is native to Missouri.
Collection Summary
Phrynosoma cornutum (Texas Horned Lizard) has a total of 6 valid, non-duplicated collections representing 3 counties and 4 localities. There are a total of 2 collectors and 4 collection dates for the species. This results in a total of 4 expeditions for the species, a measure of unique date / collector(s) combinations. The earliest collection year for the species in Missouri is 1930 and its most recent collection year is 1930. The earliest and latest collection dates (independent of earliest and most recent collection years) are May 1 and May 1, 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 | |
|---|---|---|---|---|---|---|---|---|
 | Barry | 1 | 1 | 1 | 1 | 1 | 1930 | 1930 |
| McDonald | 1 | 1 | 1 | 1 | 1 | ||
| Vernon | 1 | 1 | 1 | 1 | 1 |
Potential County Records
| Likelihood | County | Rationale | Ecoregion / Watershed | |
|---|---|---|---|---|
 | 4 | Barton | Same Level IV ecoregion, within 10 miles | Cherokee Plains |
 | 6 | Newton | Same Level IV ecoregion, within 20 miles | Springfield Plateau |
 | 8 | Bates | Same Level IV ecoregion, within 30 miles | Cherokee Plains |
| 8 | Cedar | Same Level IV ecoregion, within 30 miles | Cherokee Plains |
| 8 | Jasper | Same Level IV ecoregion, within 30 miles | Cherokee Plains |
| 8 | Lawrence | Same Level IV ecoregion, within 30 miles | Springfield Plateau |
| 8 | Saint Clair | Same Level IV ecoregion, within 30 miles | Cherokee Plains |
| 8 | Stone | Same Level IV ecoregion, within 30 miles | Springfield Plateau |
Linnaean Classification
- Kingdom:
- Animalia - Animals
- Phylum:
- Chordata - Chordates
- Subphylum:
- Vertebrata - Vertebrates
- Class:
- Reptilia Laurenti, 1768 - Reptiles
- Order:
- Squamata Oppel, 1811 - Lizards and Snakes
- Suborder:
- Lacertilia Oppel, 1811 - Lizards
- Family:
- Iguanidae Oppel, 1811 - Iguanid Lizards
- Genus:
- Phrynosoma Wiegmann, 1828 - Horned Lizards
- Species:
- Phrynosoma cornutum (Harlan, 1825) - Texas Horned Lizard
Recent Taxonomic Synonyms
(none)