Cellana exarata

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Cellana exarata
Cellana exarata 002.jpg
Cellana exarata
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
(unranked): clade Patellogastropoda
Superfamily: Lottioidea
Family: Nacellidae
Genus: Cellana
Species: C. exarata
Binomial name
Cellana exarata

Cellana exarata, common name the black-foot opihi and Hawaiian blackfoot[1] is a species of edible true limpet, a marine gastropod mollusc in the family Nacellidae, one of the families of true limpets.


This species is endemic to the islands of Hawaii.


This limpet lives in the splash zone, higher up in the intertidal zone than Cellana sandwicensis.


Both the shell and the foot of the animal are black in color.

Human use[edit]

This species is used as a food item; it is considered not as high in quality as the yellow-foot opihi, Cellana sandwicensis.

Ventral view


  • Severns, M. (2011). Shells of the Hawaiian Islands - The Sea Shells. Conchbooks, Hackenheim. 564 pp. page(s): 36

External links[edit]