Trapezia tigrina
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| Trapezia tigrina | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Malacostraca |
| Order: | Decapoda |
| Suborder: | Pleocyemata |
| Infraorder: | Brachyura |
| Family: | Trapeziidae |
| Genus: | Trapezia |
| Species: | T. tigrina |
| Binomial name | |
| Trapezia tigrina | |
| Synonyms[1] | |
| |
Trapezia tigrina is a species of guard crab in the family Trapeziidae.[2] The species was described in 1842 by Joseph Fortuné Théodore Eydoux and Louis François Auguste Souleyet.[1] A common name for the species is red-spotted guard crab.[3] It is known for its symbiotic relationship with corals, and can be distinguished by its vibrant red spots and flattened body.[4]
The red-spotted guard crab's exoskeleton can range between cream and pink and can be spotted with up to 150 red spots.[5] It has 6 small teeth between its eyes, and the lower half of its pincers is smooth.[6] The red-spotted guard crab can grow between 1.5 and 2.5 cm (0.6 and 1.0 in)[7] and has a carapace width of up to 1.5 cm (0.6 in).[5] Reproduction is sexual, but sperm transfer is indirect.[6] It usually lives in solitude or in small groups, and mating often involves courtship rituals.[6]