Name
Balanus
sea acorn
Framing
Phylum: Arthropoda
Subphylum: Crustacea
Class: Thecostraca
Order: Balanomorpha
Family: Balanidae
Genus: Balanus
Habitat
Marine, benthic on rocky substrate in intertidal zone
Feeding
Filter
Distribution
Cosmopolitan
Conservation status
Most species not assessed
Additional information
The thorax has 6 segments each with a pair of biramous appendages. Abdomen without appendages. Symmetrical carapace. The opening of the carapace is closed by two plates.
Bibliography
Southward, A.J. (2001). Cirripedia - non-parasitic Thoracica, in: Costello, M.J. et al. (Ed.) (2001). European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels, 50: pp. 280-283