Species
Romaleon antennarium (Pacific rock crab)
Romaleon antennarium. Photo: (c) Donna Pomeroy, some rights reserved (CC BY-NC)
Romaleon antennarium (formerly Cancer antennarius), commonly known as the Pacific, Brown or California rock crab, is a crab of the genus Romaleon found on the western coast of North America.
- Humboldt Life
- Kingdom: Animalia (Animals)
- Phylum: Arthropoda (Arthropods)
- Subphylum: Crustacea (Crustaceans)
- Superclass: Multicrustacea (Typical crustaceans)
- Class: Malacostraca (Malacostracans)
- Subclass: Eumalacostraca (Decapods, isopods, and allies)
- Superorder: Eucarida (Decapods and krill)
- Order: Decapoda (Decapods)
- Suborder: Pleocyemata (Crabs, lobsters, shrimps, and allies)
- Infraorder: Brachyura (True crabs)
- Zoosection: Eubrachyura (Eubrachyuran crabs)
- Zoosubsection: Heterotremata (Heterotrematan crabs)
- Superfamily: Cancroidea (Rock and horse crabs)
- Family: Cancridae (Rock crabs)
- Genus: Romaleon
- Species: Romaleon antennarium (Pacific rock crab)
- Genus: Romaleon
- Family: Cancridae (Rock crabs)
- Superfamily: Cancroidea (Rock and horse crabs)
- Zoosubsection: Heterotremata (Heterotrematan crabs)
- Zoosection: Eubrachyura (Eubrachyuran crabs)
- Infraorder: Brachyura (True crabs)
- Suborder: Pleocyemata (Crabs, lobsters, shrimps, and allies)
- Order: Decapoda (Decapods)
- Superorder: Eucarida (Decapods and krill)
- Subclass: Eumalacostraca (Decapods, isopods, and allies)
- Class: Malacostraca (Malacostracans)
- Superclass: Multicrustacea (Typical crustaceans)
- Subphylum: Crustacea (Crustaceans)
- Phylum: Arthropoda (Arthropods)
- Kingdom: Animalia (Animals)
Sightings
