Stenorhynchus seticornis
species of crustacean
Stenorhynchus seticornis is the arrow crab. Its body is triangular, with long and thin legs. They are up to 10 cm (3.9 in) across, and the animal's carapace may be up to 6 cm (2.4 in) long. They have a lot of different colors on their bodies. They may be golden, yellow or cream, brown, black or iridescent-blue lines; the legs are reddish or yellow, and the claws are blue or violet.
| Stenorhynchus seticornis | |
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Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Malacostraca |
| Order: | Decapoda |
| Suborder: | Pleocyemata |
| Infraorder: | Brachyura |
| Family: | Inachidae |
| Genus: | Stenorhynchus |
| Species: | S. seticornis
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| Binomial name | |
| Stenorhynchus seticornis (Herbst, 1788)
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Distribution
changeArrow crabs are found in the western and eastern Atlantic Ocean, from North Carolina and Bermuda to Brazil, including the Caribbean Sea, also in the coastal waters of Cape Verde. Also found in the Sea of Cortez. It lives on coral reefs at depths of 10–30 feet (3.0–9.1 m).
Diet
changeThe crab eats small feather duster worms (Sabellidae) and other coral reef invertebrates.