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Mexican red rump tarantula (Tliltocatl vagans)

Mexican red rump tarantula (Tliltocatl vagans) in a terrarium

Invertebrates · Difficulty: Beginner

Key facts and care guidance for Mexican red rump tarantula (Tliltocatl vagans) (origin: Mexico (Yucatán), Belize, Guatemala). Adult size around 12–14 cm leg span. Life expectancy females approx. 15–20 years, males approx. 5 years. The values below are carefully researched guidance.

Short answers

Mexican red rump tarantula: How big does the enclosure need to be?

30×30×30 cm (floor area matters more than height).

Mexican red rump tarantula: What temperature does it need?

Daytime 24–28 °C, at night 20–22 °C.

Mexican red rump tarantula: Does it need UVB lighting?

UVB: No UVB needed (nocturnal).

Mexican red rump tarantula: How long do they live?

Life expectancy: females approx. 15–20 years, males approx. 5 years.

Mexican red rump tarantula: Is it suitable for beginners?

Yes – it is considered suitable for beginners (difficulty: Beginner).

Climate

Daytime temperature
24–28 °C
Night temperature
20–22 °C
Basking spot
—
Humidity
65–75 %
UVB
No UVB needed (nocturnal)

Enclosure

Minimum size
30×30×30 cm (floor area matters more than height)
Substrate
A coco humus or soil and sand mix they can dig in, 8–12 cm deep, plus a cork hide

Feeding

Food
Insects (house crickets, roaches, crickets, locusts); prey smaller than the animal's body length
Feeding interval
adults approx. 1×/week or every 10–14 days, juveniles 2–3×/week

Key facts

Adult size
12–14 cm leg span
Life expectancy
females approx. 15–20 years, males approx. 5 years
Origin
Mexico (Yucatán), Belize, Guatemala
Protection status
CITES Appendix II / EU Regulation Annex B (formerly Brachypelma) – proof of origin (a breeding certificate) is required when buying
Brumation
None
Cohabitation
Keep them singly. Strictly solitary and cannibalistic; no pairs or groups, only supervised breeding (the female can eat the male)

Notes

A robust, calm ground dweller and a good way in; when disturbed it flicks bombardier and urticating hairs (irritating to skin and eyes) and can rear up. Keep the basic conditions dry with a water bowl; avoid waterlogging.

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Related species

All species in the care wiki →

What you need to start

To keep Mexican red rump tarantula (Tliltocatl vagans) you typically need: a suitable enclosure (30×30×30 cm (floor area matters more than height)), substrate (A coco humus or soil and sand mix they can dig in, 8–12 cm deep, plus a cork hide), 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: 25 September 2026 · Editor: Reptoria editorial team · Sources include: https://bantam.earth/mexican-red-rump-tarantula-tliltocatl-vagans/, https://tomsbigspiders.com/2026/01/25/tliltocatl-vagans-mexican-redrump-care/, https://www.thetarantulacollective.com/caresheets/tliltocatl-vagans

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).