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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | |
| 1 | Decapoda | Grapsidae | Cangrejo Rojo De Roca | Grapsus grapsus | ||
| 2 | Southwestern Atlantic | Cangrejo Granuloso | Neohelice granulata | |||
| 3 | Ocypodidae | Cangrejo Fantasma | Ocypode quadrata | |||
| 4 | Portunidae | Cangrejo Nadador | Ovalipes trimaculatus | |||
| 5 | Trichodactylidae | Cangrejo de Río | Dilocarcinus pagei | |||
| 6 | Trichopeltariidae | Cangrejo Peludo | Peltarion spinulosum | |||
| 7 | Isopoda | Armadillidiidae | Pill-Bug | Bicho Bolita | Armadillidium vulgare | |
| 8 | Porcellionidae | Cochinilla de la Humedad | Porcellio laevis | |||
| 9 | Porcellio scaber |