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Florida Bark Scorpion (Centruroides gracilis)

Centruroides gracilis

The Centruroides gracilis, known as 'Florida Bark Scorpion'. Belonging to the infamous family of Buthids, it is an agile arboreal scorpion (up to 3.9 inches). Unlike the clumsy terrestrial scorpions, it has a filiform build, very thin pincers and a slender and very long tail. Its color ranges from Dark Mahogany to Black with often yellowish legs. It is an exceptional climber, fast and tendentially gregarious (can be kept in large communal colonies). Being a Buthid, it has 'hot' venom (medically significant, extremely painful although rarely lethal for healthy adults), which requires experience, long tweezers and aerial escape-proof cases.

Taxonomy
Class:Arachnida
Order:Scorpiones
Family:Buthidae
Genus:Centruroides
Species:Centruroides gracilis

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Environment

Terrestrial

Humidity

60 - 70 %

Day temperature

25 - 30 °C

Night temperature

21 - 24 °C

UVB

None

Species description

Geographic Origin and Habitat: ITIS lists Africa, the Caribbean, Middle America and South America as geographic divisions for Centruroides gracilis, and lists Mexico as native. This taxonomic record does not characterize habitat conditions or captive environmental requirements.
Taxonomy and Genetics: ITIS lists Centruroides gracilis (Latreille, 1804) as a valid species in Buthidae. The cited taxonomic record does not provide a genetic result for this entry.
Behaviour and Habits: The cited taxonomic record does not provide species-specific behavioural observations; none are inferred here.
Morphology and Sexual Dimorphism: The cited taxonomic record does not provide morphological or sexual-dimorphism measurements; none are inferred here.

Care, breeding and tankmates

Terrarium Setup: The cited field study provides no enclosure dimensions, substrate protocol, or furnishing guidance for Centruroides gracilis; none is inferred here.
Lighting and Heating: The cited field study provides no captive lighting schedule or temperature target; none is inferred here.
Humidity and Hydration: The cited field study provides no captive humidity target or hydration protocol; none is inferred here.
Feeding and Supplementation: Davison, Brown and Arrivillaga (2020) report opportunistic prey on Utila Island, Honduras, including spiders (including tarantulas), centipedes, katydids and crickets. This field observation does not establish captive prey size, frequency, portions, or supplementation.
Compatibility and Coexistence: The study reports one case of cannibalism between two adult females. It is an observation at the study site, not a cohabitation recommendation.
Health and Common Diseases: The study reports a courtship dance involving a female carrying second-instar offspring, but provides no disease, treatment, or veterinary-management guidance.

Geographic Origin and Distribution

This species originates from: America Centrale e Florida (Foreste umide, sotto cortecce, ambienti antropici).

Origin

Extra-Amazon South AmericaCentral America and CaribbeanNorth AmericaAfrica and Madagascar

Terrestrial invertebrate profile

Diet
No verified data available
Life expectancy
No verified data available
Adult size
15 cm
The catalog's scalar value is 15 cm. The The Scorpion Files — Centruroides gracilis source reports a maximum adult measurement of 15 cm for this species, recorded as total length (TL). The taxonomic record consulted is Centruroides gracilis. These figures are not interchangeable: the first is the profile's editorial reference, whereas the second is a published maximum under a specific measurement convention; differences among sources can reflect sex, population, life stage and measuring method.
Lifestyle/Microhabitat
No verified data available
Activity cycle
No verified data available
Sociality
No verified data available
Reproduction
No verified data available
Venom level
No verified data available
Handling tolerance
No verified data available
Brumation
No verified data available
Molting
No verified data available

Image gallery

Licensed images linked to the species or, when marked, to the closest representative taxon.

Related species

Recommendations grouped by close relatives, companion choices, and similar care.

Last updated: 08/10/2026
Florida Bark Scorpion (Centruroides gracilis) Care Guide & Terrarium Setup | Atlarium