Galapagos Species Database

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

Siphonaria gigas G. B. Sowerby I, 1825

Length: 56 mm; width: 46 mm.

Shallow water (less than 200 m depth)

Taxonomy

Domain
Eukaryota

Kingdom
Animalia

Phylum
Mollusca

Class
Gastropoda

Order
Siphonariida

Superfamily
Siphonarioidea

Family
Siphonariidae

Genus
Siphonaria

Species
gigas

Taxon category: Accepted

Syn.: Siphonaria characteristica, Reeve, 1856, fide Dall 1896, type locality: Galapagos; CAS: 78, 79 (Stanford Univ. coll.), BMNH: 1982035 (2 syntypes of Siphonaria characteristica Reeve, 1856)

Origin: Native

Status

IUCN Red List Category: Not evaluated

Distribution

Distribution: Acapulco,Mexico,to Peru and Ecuador(Galapagos islands).

References

  • Adams, C.B. (1852) Catalogue of shells collected at Panama, with notes on their synonymy, station, and geographical distribution. Annals of Lyceum of Natural History of New York 5: 229-549.
  • Dall, W.H. (1896) Diagnosis of new species of mollusks from the west coast of America. Proceedings of the United States National Museum 18 (1034): 7-20.
  • 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.
  • Reeve, L. (1843-78) Conchologia Iconica: or, illustrations of the shells of molluscous animals, vol. 1-20. London.

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, Siphonaria gigas", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=7520. Accessed 17 May 2026.