| Callianassa Temporal range:   | |
|---|---|
|  Scientific classification   | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Arthropoda | 
| Class: | Malacostraca | 
| Order: | Decapoda | 
| Suborder: | Pleocyemata | 
| Family: | Callianassidae | 
| Subfamily: | Callianassinae | 
| Genus: |  Callianassa  Leach, 1814 [1]  | 
| Type species | |
| Cancer (Astacus) subterraneus Montagu, 1808  | |
| Synonyms [2] | |
  | |
Callianassa is a genus of mud shrimps, in the family Callianassidae. Three of the species in this genus ( C. candida , C. tyrrhena and C. whitei ) have been split off into a new genus, Pestarella , [3] while others such as Callianassa filholi have been moved to Biffarius . [4] The genus is named after the Nereid of the Greco-Roman mythology.
Six species are currently recognised in the genus Callianassa: [2]
Several species are known from the fossil record, including: