Serrated casquehead iguana (Laemanctus serratus)
Iguanas · Difficulty: Intermediate
Key facts and care guidance for Serrated casquehead iguana (Laemanctus serratus) (origin: Mexico, Guatemala, Belize). Adult size around 60–70 cm total length (the tail three quarters). Life expectancy 6–10 years. The values below are carefully researched guidance.
Short answers
Serrated casquehead iguana: How big does the enclosure need to be?
80×60×120 cm (height).
Serrated casquehead iguana: What temperature does it need?
Daytime 26–32 °C, basking spot 35 °C, at night 20–23 °C.
Serrated casquehead iguana: Does it need UVB lighting?
UVB: Essential (UVB 5.0–10.0).
Serrated casquehead iguana: How long do they live?
Life expectancy: 6–10 years.
Serrated casquehead iguana: Is it suitable for beginners?
Rather not – it is considered an intermediate species (difficulty: Intermediate).
Climate
- Daytime temperature
- 26–32 °C
- Night temperature
- 20–23 °C
- Basking spot
- 35 °C
- Humidity
- 70–85 %
- UVB
- Essential (UVB 5.0–10.0)
Enclosure
- Minimum size
- 80×60×120 cm (height)
- Substrate
- Coco humus, thin to medium branches, dense planting, a rain system
Feeding
- Food
- House crickets, crickets, roaches, wax moths
- Feeding interval
- 3–4×/week
Key facts
- Adult size
- 60–70 cm total length (the tail three quarters)
- Life expectancy
- 6–10 years
- Origin
- Mexico, Guatemala, Belize
- Protection status
- Not listed under CITES
- Brumation
- None
- Cohabitation
- A pair or 1.2. Two males will not work together — they fight over territory and the warm spot until one is seriously injured or spends its life in a corner. One male with several females, on the other hand, works reliably. What matters is several warm spots and hides so that subordinate animals can get out of the way, and separate feeding as soon as the animals differ in size.
Notes
Extremely slender and long-tailed, with a serrated casque crest. It moves slowly and chameleon-like – it needs height, fine branches and daily misting. Very sensitive to draughts.
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Related species
- Eastern casquehead iguana (Laemanctus longipes) – Intermediate
- Brown basilisk (Basiliscus vittatus) – Intermediate
- Plumed basilisk (Basiliscus plumifrons) – Intermediate
- Common basilisk (Basiliscus basiliscus) – Intermediate
- Hernandez's helmeted basilisk (Corytophanes hernandesii) – Expert
- Red-headed basilisk (Basiliscus galeritus) – Expert
- Ghost anole (Anolis lemurinus) – Intermediate
- Aguero's false chameleon (Chamaeleolis agueroi) – Intermediate
What you need to start
To keep Serrated casquehead iguana (Laemanctus serratus) you typically need: a suitable enclosure (80×60×120 cm (height)), substrate (Coco humus, thin to medium branches, dense planting, a rain system), a heat source with a thermostat, UVB lighting, thermometer and hygrometer, a water dish and hides. You will find equipment in the Reptoria marketplace.
The complete, interactive care database is in the Reptoria app.
Last updated: 9 October 2026 · Editor: Reptoria editorial team · Sources include: https://en.wikipedia.org/wiki/Laemanctus_serratus, https://reptile-database.reptarium.cz/species?genus=Laemanctus&species=serratus
All values are non-binding guidance and do not replace expert advice. Research thoroughly from several sources before acquiring and keeping an animal, and observe the applicable law (species and animal protection in particular).