Galapagos Species Database
The Galapagos Species Database shares the information about the species from our Natural History Collections.
Cardiomya costata
Length: 7.5 mm; height: 4.5 mm.
Shallow water (less than 200 m depth)
Domain
Eukaryota
Kingdom
Animalia
Phylum
Mollusca
Class
Bivalvia
Superfamily
Cuspidarioidea
Family
Cuspidariidae
Genus
Cardiomya
Species
costata
Taxon category: Accepted
LACM: 33-42, 34-43, 34-56, 34-220, 34-276, 34-285 (fide Kaiser, 1997)
Origin: Native
Distribution: Southern California and the northern part of the Gulf of California to Guayaquil, Ecuador, and the Galapagos Islands, and western Atlantic.
- 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, Cardiomya costata", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=10595. Accessed 31 October 2026.