Galapagos Species Database

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

Paractaea sulcata (Stimpson, 1860)

guijarro surcado, Furrowed pebble crab

Caparace width to 17 mm.

Origin and Affin. Atlantic. Sublittoral under rocks and on Pocillopora coral.

Taxonomy

Domain
Eukaryota

Kingdom
Animalia

Phylum
Arthropoda

Class
Malacostraca

Order
Decapoda

Suborder
Pleocyemata

Superfamily
Xanthoidea

Family
Xanthidae

Genus
Paractaea

Species
sulcata

Taxon category: Accepted

Syn.: Actaea crosslandi, fide Hickam (2000) and Actaea sulcata Stimpson, 1860, fide Appeltans et al. (2010)

Origin: Native

Status

IUCN Red List Category: Not evaluated

Distribution

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

Distribution: Gulf of California and Panamic, Baja California, Mexico to Colombia and Ecuador (Galapagos Islands)

References

  • Appeltans, W. Bouchet, P., Boxshall, G.A., Fauchald, K., Gordon, D.P., Hoeksema, B.W., Poore, G.C.B., van Soest, R.W.M., Stöhr, S., Walter, T.C., Costello, M.J. (eds.) (2010) World Register of Marine Species (WoRMS). Available online at http://www.marinespecies.org.
  • Garth, J.S. (1991) Taxonomy, Distribution, and Ecology of Galápagos. Brachyura. In: James, M.J. (ed.): Galápagos Marine Invertebrates. Taxonomy, Biogeography, and Evolution in Darwin's Islands. Plenum Press. New York and London, p. 123-155.
  • Hickman, C.P. Jr. Zimmerman, T.L. (2000) A Field Guide to Crustaceans of Galápagos. Sugar Spring Press, Lexington, Virginia, 156 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.
  • IUCN (2010) IUCN Red List of Threatened Species. Version 2010.1. <www.iucnredlist.org>. Downloaded on 26 April 2010.

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, Paractaea sulcata", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=8505. Accessed 4 June 2026.