Achaeus
Achaeus is a genus of squat lobsters, decapod crustaceans belonging to the family Chirostylidae. Squat lobsters are characterized by their short, stout bodies, and their powerful claws, which they use to capture prey. The genus Achaeus comprises several species, primarily found in the eastern Pacific Ocean. While they are not commonly consumed by humans, they are an important part of the marine ecosystem, serving as prey for larger fish and invertebrates.
Common Names
Species within the genus Achaeus are commonly referred to as "squat lobsters," "rock lobsters," or "spider crabs" due to their appearance and habitat.
Characteristics
Members of the genus Achaeus share a number of characteristics, including:
- A short, stout body with a carapace that is wider than it is long.
- Large, powerful claws that are used for capturing prey.
- Long, slender legs that are used for walking and clinging to rocks.
- A pair of long, thin antennae that are used for sensing the environment.
- A variety of colors and patterns, depending on the species.
Environments
Achaeus species typically inhabit rocky reefs, crevices, and other hard-bottomed habitats in shallow to deep waters. They are often found in areas with strong currents and wave action. Some species may also burrow into sand or sediment.
References
For more information about Achaeus, you can consult the following resources: