CreatureData

Spiny-tailed iguana

Ctenosaura pectinata (Wiegmann, 1834)

Status not recordedlizards

The spiny-tailed iguana (Ctenosaura pectinata) is a species in the family Iguanidae, order Squamata. Recorded adults weigh 961.4 g to 974.6 g, reach 29.6 cm in length and live up to 8.2 years.

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Quick facts about the spiny-tailed iguana

Weight
968 g
Length
28.5 cm – 29.6 cm
Lifespan
8.2 years
Diet
Herbivore
Longest recorded lifespan
16 years
Main food
Not recorded
Habitat
forest
Young per litter or clutch
11 – 50
Age at maturity
3 years
Litters or clutches a year
1
Reproduction
Eggs
Active
By day (diurnal)
Conservation status
Not recorded
Countries on record
Not recorded

How big is the spiny-tailed iguana?

SPINY-TAILED IGUANA · LENGTH 29.6 CMADULT HUMAN · HEIGHT 1.7 M
At 29.6 cm, the recorded maximum length of the spiny-tailed iguana is about 17% of the height of an adult human (1.7 m, a fixed reference used for scale).

Where does the spiny-tailed iguana live?

Not recorded

Is the spiny-tailed iguana endangered?

No conservation assessment is recorded for this species in our sources. That is not the same as being safe: it has not been matched to an assessment.

How is the spiny-tailed iguana classified?

  1. kingdomAnimalia
  2. phylumChordata
  3. classReptilia
  4. orderSquamata
  5. familyIguanidae
  6. genusCtenosaura
  7. SpeciesCtenosaura pectinata (Wiegmann, 1834)

Synonyms Ctenosaura brachylopha, Ctenosaura brevirostris, Ctenosaura parkeri, Ctenosaura teres brachylopha, Cyclura pectinata

Other names and names in other languages (19)
  • Guerreran spiny-tailed iguanaEnglish
  • Mexican black spiny-tailed iguanaEnglish
  • Mexican spiny-tailed iguanaEnglish
  • Mexican spinytail iguanaEnglish
  • Western spiny-tailed iguanaEnglish
  • إغوانة غربية شائكة الذيلArabic
  • Vestmexicansk TornhaleleguanDanish
  • Westmexikanischer SchwarzleguanGerman
  • Iguana negraSpanish
  • Iguane Mexicain à Queue ÉpineuseFrench
  • クシトゲオイグアナJapanese
  • Iguana-de-cauda-espinhosa-mexicanaPortuguese
  • Чёрная игуана ВигманнаRussian
  • Garrobo de RocaSpanish
  • Garrobo negroSpanish
  • Garrobos de RocaSpanish
  • Iguana Mexicana de Cola EspinosaSpanish
  • Iguana Negra MexicanaSpanish
  • Iguana-espinosa mexicanaSpanish

Catalogue of Life

Relatives of the spiny-tailed iguana

Other species in the same genus Ctenosaura.

Swamper

Ctenosaura bakeri

IguanidaeNo free photo yet

CompareSpiny-tailed iguana vs Black iguanaSpiny-tailed iguana vs SwamperSpiny-tailed iguana vs Veracruz spiny-tailed iguanaSpiny-tailed iguana vs Guatemalan black iguana

Common questions

Answered only where our data holds the answer.

How big is the spiny-tailed iguana?

An adult spiny-tailed iguana weighs 968 g and measures 28.5 cm – 29.6 cm long, according to values recorded on Wikidata.

How long does the spiny-tailed iguana live?

The spiny-tailed iguana has a recorded lifespan of 8.2 years.

What kind of animal is the spiny-tailed iguana?

The spiny-tailed iguana (Ctenosaura pectinata) belongs to the family Iguanidae in the order Squamata.

Sources and how to cite this page

Data as of 2026-11-11. How this page is put together.

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APA

CreatureData. (2026). Spiny-tailed iguana (Ctenosaura pectinata). Retrieved from https://creaturedata.com/animals/spiny-tailed-iguana

MLA

“Spiny-tailed iguana (Ctenosaura pectinata).” CreatureData, 2026, https://creaturedata.com/animals/spiny-tailed-iguana.

BibTeX
@misc{spiny_tailed_iguana_2026,
  title = {Spiny-tailed iguana (Ctenosaura pectinata)},
  author = {{CreatureData}},
  year = {2026},
  url = {https://creaturedata.com/animals/spiny-tailed-iguana},
  note = {Data as of 2026-11-11}
}