Galapagos Species Database

The Galapagos Species Database shares the information about the species from our Natural History Collections.

Semele rupium (G. B. Sowerby I, 1833)

almeja semele, Semele clam

Length about 30 mm.

Shallow water (less than 200 m depth).

Taxonomy

Domain
Eukaryota

Kingdom
Animalia

Phylum
Mollusca

Class
Bivalvia

Order
Cardiida

Superfamily
Tellinoidea

Family
Semelidae

Genus
Semele

Species
rupium

Taxon category: Accepted

Syn.: Semele floreanensis Soot-Ryen, 1932; ANSP: 153334 (fide Coan, 1988), USNM: 752918 (fide Coan, 1988), LACM: 34-52, 38-66, 66-125 (all fide Coan, 1988), 34-43 (fide Kaiser, 1997), CAS: 35892, 064549, 064551, 064558 (fide Coan, 1988), SBMNH: 34900, 34919, 34920 (all fide Coan, 1988), UCMP: B.3603, B.3618, B.3621, B.3625 (all fide Coan, 1988), BMNH: 1986083/1 (Lectotype, type locality: Galapagos), 1986083/2-3 (Paralectotypes); ? 1986082 (Paralectotypes) (“Lord Hood’s Island”), ZMO: 41/10 (31891) (Holotype [and Paratype] of Semele floreanensis Soot-Ryen, type locality: Galapagos) (fide Coan, 1988)

Origin: Native

Distribution

Map of specimen collection localities or observation records for this species in our collections database.

Distribution: Ecuador ( Galapagos islands)

References

  • Coan, E.V. (1988) Recent eastern Pacific species of the bivalve genus Semele. The Veliger 31: 1-42.
  • 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.
  • Kaiser, K.L. (1997) The recent molluscan marine fauna of the Islas Galápagos /. In The recent molluscan marine fauna of the Islas Galápagos. Kaiser, K. L. (1997). The recent molluscan marine fauna of the Islas Galápagos /. In The recent molluscan marine fauna of the Islas Galápagos / (p. 76). https://doi.org/10.5962/bhl.title.129924.
  • Keen, A.M. (1958) Sea Shells of Tropical West America. Stanford University Press, Palo Alto, 1st edition, 624 pp.
  • Soot-Ryen, T. (1932) The Norwegian Zoological Expedition to the Galapagos Islands 1925, conducted by Alf Wolleback - II. Pelecypods from Floreana (Santa Maria), Galapagos Islands. Meddelelser fra det zoologiske Museum, Oslo no. 27 (Nytt Magasin for Naturvidenskapene 70): 313-324.

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, Semele rupium", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=9880. Accessed 31 October 2026.