Galapagos Species Database
The Galapagos Species Database shares the information about the species from our Natural History Collections.
Ranilia fornicata
cangrejo rana, Arched frog crab
Caparace width to 5 mm.
Subtidal on sandy bottom, rocks and mud.
Domain
Eukaryota
Kingdom
Animalia
Phylum
Arthropoda
Class
Malacostraca
Order
Decapoda
Suborder
Pleocyemata
Superfamily
Raninoidea
Family
Raninidae
Genus
Ranilia
Species
fornicata
Taxon category: Accepted
Syn.: Raninops fornicata Faxon, 1893, fide Appeltans et al. (2010).
Origin: Native
Map of specimen collection localities or observation records for this species in our collections database.
Distribution: Gulf to California, Panamá to Ecuador in the 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.
- 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.
- 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, Ranilia fornicata", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=8457. Accessed 4 November 2026.