Gastroptychus perarmatus (Haig, 1968)



Taxonomy & Nomenclature

Synonym/s: Chirostylus perarmatus Haig, 1968; Sternostylus perarmatus (Haig, 1968)


Conservation Status

Rediscovered (1968 or before-2011 or before)



Gulf of California (northern), Mexico


Biology & Ecology










Original scientific description:

Haig, J. (1968). First report of the crab family Chirostylidae off California, and description of a new species of Chirostylus. California Fish and Game, 54, 270-277.

Other references:

Baba, K., Macpherson, E., Poore, G., Ahyong, S., Bermudez, A., Cabezas, P., Lin, C.-W., Nizinski, M., Rodrigues, C. & Schnabel, K. (2008). Catalogue of squat lobsters of the world (Crustacea: Decapoda: Anomura - families Chirostylidae, Galatheidae and Kiwaidae). Zootaxa. 1905, 220 pp.

Hendrickx, M. E. (2012). Squat lobsters (Crustacea: Decapoda: Galatheoidea and Chirostyloidea) collected during the TALUD XIV cruise in the Gulf of California, Mexico, and rediscovery of Gastroptychus perarmatus (Haig, 1968) in the eastern Pacific. Zootaxa 3418: 28-40.

Hendrickx, M. E., Hinojosa, A. and Ayón-Parente, M. (2013). In situ observations on the habitat and abundance of the squat lobster Gastroptychus perarmatus (Haig, 1968) (Crustacea: Decapoda: Chirostylidae) in the northern Gulf of California, Mexico. Journal of Threatened Taxa 5(17): 5228-5236.

WoRMS (2021). Gastroptychus perarmatus (Haig, 1968). Accessed at: on 2021-10-31


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