Cheiragonidae Temporal range:
| |
---|---|
Erimacrus isenbeckii | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Arthropoda |
Class: | Malacostraca |
Order: | Decapoda |
Suborder: | Pleocyemata |
Infraorder: | Brachyura |
Section: | Eubrachyura |
Subsection: | Heterotremata |
Superfamily: |
Cancroidea Ortmann, 1893 |
Family: |
Cheiragonidae Ortmann, 1893 [1] |
Synonyms [2] | |
Telmessidae Guinot, 1977 |
Cheiragonidae is a small family of crabs, sometimes called helmet crabs, [1] placed in its own superfamily, Cheriagonoidea. [2] [3] It comprises three extant species, Erimacrus isenbeckii, Telmessus acutidens and Telmessus cheiragonus, [2] there are no yet evidences of Cheiragonidae in the fossil record. [3] [4] Many of these crabs were formerly treated as members of the Atelecyclidae. [5] [6]