Phrynosoma cornutum 293505046🦎

Photo: Brandon Bourassa · CC BY 4.0

SpeciesPhrynosomatidae
Reptiles

🦎Texas horned lizard

Phrynosoma cornutum (Harlan, 1825)

The Texas horned lizard is one of about 21 North American species of spikey-bodied reptiles called horned lizards, all belonging the genus Phrynosoma. It occurs in south-central regions of the US and northeastern Mexico, as well as several isolated introduced records and populations from Southern United States. Though some populations are stable, severe population declines have occurred in many areas of Texas and Oklahoma. The Texas spiny lizard may be confused for a Texas horned lizard due to its appearance and overlapping habitat. Texas horned lizard populations show strong genetic structuring across their range, with limited gene flow between regions. Because the Texas horned lizard is listed as a threatened species in the state, it is illegal to pick up, touch, or possess them in Texas.

Text: Wikipedia, CC BY-SA 4.0.

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Photos
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Measurements
8
vs you
≈ 1/980th of your weight
Conservation status
LCLeast concern

IUCN Red List assessment, 2007.

Population trendStable
Key measurements
Body mass
0.06 kg
Body length
not recorded
Shoulder height
not recorded
Top speed
not recorded
Bite force
not recorded
Maximum lifespan
10 years
All measurements ↓
Facts and figures

Everything we know about the Texas horned lizard

Typical adult figures. Where a value is an estimate rather than a measurement, it says so.

Body mass
0.06 kgmaximum recorded
ReptTraits
Details ↓

Source: ReptTraits · v1.2 (Oskyrko et al. 2024) · CC BY 4.0

Maximum lifespan
10 yearsmaximum recorded
ReptTraits
Details ↓

Source: ReptTraits · v1.2 (Oskyrko et al. 2024) · CC BY 4.0

Diet
Carnivorous
ReptTraits
Details ↓

Source: ReptTraits · v1.2 (Oskyrko et al. 2024) · CC BY 4.0

Activity cycle
Diurnal
ReptTraits
Details ↓

Source: ReptTraits · v1.2 (Oskyrko et al. 2024) · CC BY 4.0

Foraging mode
AMB
ReptTraits
Details ↓

Source: ReptTraits · v1.2 (Oskyrko et al. 2024) · CC BY 4.0

Venomous
No
ReptTraits
Details ↓

Source: ReptTraits · v1.2 (Oskyrko et al. 2024) · CC BY 4.0

Snout–vent length
0.13 mmaximum recorded
ReptTraits
Other figures ↓

Source: ReptTraits · v1.2 (Oskyrko et al. 2024) · CC BY 4.0

By sex

  • Female0.08 mReptTraitsv1.2 (Oskyrko et al. 2024)
Volume l
0.1 Laverage
Details ↓

Body mass at ~1.0 kg/L, the density of vertebrate tissue.

average = a mean across sexes or species in a group.

Not recorded for Texas horned lizard yet: body length, shoulder height, top speed, bite force.

Where it sits

Family tree

  1. kingdomAnimalia
  2. ›phylumChordata
  3. ›classSquamata
  4. ›familyPhrynosomatidae
  5. ›genusPhrynosoma
  6. ›speciesPhrynosoma cornutum
Full lineage
  1. orderLizards & snakes · Squamata
  2. familyPhrynosomatidae
  3. subfamilyPhrynosomatinae
  4. genusPhrynosoma
All 14 branches ↓
  1. kingdomMetazoa
  2. phylumChordata
  3. subphylumCraniata
  4. subphylumVertebrata
  5. superclassGnathostomata
  6. superclassSarcopterygii
  7. superclassTetrapoda
  8. orderSauria
  9. superorderLepidosauria
  10. orderLizards & snakes · Squamata
  11. suborderIguania
  12. familyPhrynosomatidae
  13. subfamilyPhrynosomatinae
  14. genusPhrynosoma
More

More about the Texas horned lizard

In other languages
tüskés békagyík (hu), Phrynosoma cornutum (fr), איגואנית מקרינה טקסנית (he), Phrynosoma cornutum (it), Texaanse padhagedis (nl), Frynosoma rogata (pl) … and 13 more languages
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