Galapagos Species Database
The Galapagos Species Database shares the information about the species from our Natural History Collections.
Americardia biangulata
Berbecho, Cockle
(T. biangulata) Length: about 35 mm. The exterior is yellow or white, marked with large brown spots, the interior is partly white, partly reddish brown, lighter along the margins.
(T. biangulata) Shallow water (less than 200 m depth).
Domain
Eukaryota
Kingdom
Animalia
Phylum
Mollusca
Class
Bivalvia
Order
Cardiida
Superfamily
Cardioidea
Family
Cardiidae
Genus
Americardia
Species
biangulata
Taxon category: Accepted
Syn.: Cardium biangulatum Broderip & G. B. Sowerby I, 1829, Cardium magnificum Carpenter, 1857, Ctenocardia biangulata (Broderip & G. B. Sowerby I, 1829), Trigoniocardia biangulata (Broderip & G. B. Sowerby I, 1829) (Horton et al., 2021); (T. biangulata) CDRS: 1108, FNRS-Belgian expedition to the Galapagos, 1984, MHNG: expedition to the Galapagos, 1993
Origin: Native
Map of specimen collection localities or observation records for this species in our collections database.
Distribution: (T. biangulata) From southern California the species ranges south to Guayaquil, Ecuador.
- Finet, Y. (1991) The Marine Mollusks of the Galapagos Islands. In: Galápagos Marine Invertebrate. Taxonomy, Biogeography, and Evolution in Darwin's Islands. Plenum Press. New York and London, p. 253-280.
- Finet, Y. (2001) The marine mollusks of the Galapagos Islands: a documented faunal list. Editions du Muséum d' Histoire naturelle, Genève, 237 pp.
- Horton, T. Horton, T., Kroh, A., Ahyong, S., Bailly, N., Boyko, C. B., Brandão, S. N., Gofas, S., Hooper, J. N. A., Hernandez, F., Holovachov, O., Mees, J., Molodtsova, T. N., Paulay, G., Decock, W., Dekeyzer, S., Poffyn, G., Vandepitte, L., Vanhoorne, B., Adlard, R., ... Zhao, Z. (2021) World Register of Marine Species. Available from https://www.marinespecies.org at VLIZ.
- Keen, A.M. (1958) Sea Shells of Tropical West America. Stanford University Press, Palo Alto, 1st edition, 624 pp.
You are welcome to download and use the information found in this page, acknowledging its source.
This page should be cited as follows:
"Galapagos Species Database, Americardia biangulata", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=20037. Accessed 31 October 2026.