Galapagos Species Database
The Galapagos Species Database shares the information about the species from our Natural History Collections.
Heteractaea lunata
cangrejo media luna, Quarter-moon crab
Caparace width t o 29 mm.
Sublittoral under rocks to least 25 m.
Domain
Eukaryota
Kingdom
Animalia
Phylum
Arthropoda
Class
Malacostraca
Order
Decapoda
Suborder
Pleocyemata
Superfamily
Xanthoidea
Family
Xanthidae
Genus
Heteractaea
Species
lunata
Taxon category: Accepted
Syn.: Heteractaea pilosus Lockington, 1877, Pilumnus lunata Lucas, in H. Milne Edwards & Lucas, 1844, fide Appeltans et al.(2010)
Origin: Native
Map of specimen collection localities or observation records for this species in our collections database.
Distribution: San Diego, California to Chile and Ecuador (Galapagos Islands)
- 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.
- Hickman, C.P. Jr. Zimmerman, T.L. (2000) A Field Guide to Crustaceans of Galápagos. Sugar Spring Press, Lexington, Virginia, 156 pp.
- 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, Heteractaea lunata", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=8504. Accessed 6 June 2026.