Galapagos Species Database
The Galapagos Species Database shares the information about the species from our Natural History Collections.
Mitromica gratiosa
Gasterópodo, Gastropod
(T.gratiosa) Length: 11.5 mm; diameter: 3 mm.
(T.gratiosa) From Gulf of California and south to Panama and the Galapagos islands.
Domain
Eukaryota
Kingdom
Animalia
Phylum
Mollusca
Class
Gastropoda
Order
Neogastropoda
Superfamily
Turbinelloidea
Family
Costellariidae
Genus
Mitromica
Species
gratiosa
Taxon category: Accepted
Syn.: Thala gratiosa (Reeve, 1845) (Horton et al., 2021); (T.gratiosa) AMNH: 139536, CAS: 27221, BMNH: 1967776 (Holotype, type locality: Galapagos)
Origin: Native
Distribution: (T.gratiosa) From Gulf of California and south to Panama and the Galapagos islands.
- 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, Mitromica gratiosa", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=20031. Accessed 31 October 2026.