Scleroplax

Scleroplax
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Malacostraca
Order:	Decapoda
Suborder:	Pleocyemata
Infraorder:	Brachyura
Family:	Pinnotheridae
Genus:	Scleroplax ; Rathbun, 1894

Last updated October 12, 2025

Scleroplax is a genus of crabs in the family Pinnotheridae.

Species of the genus Scleroplax live as a commensal of various burrowing animals including the mud shrimp Neotrypaea californiensis , N. gigas , Upogebia pugettensis and U. macginiteorum ,^[1] and the echiuran worm Urechis caupo (known as the "fat innkeeper"),^[2] and occurs from Vancouver Island, British Columbia to Punta Abreojos, Mulegé, Baja California Sur, Mexico.^[1]

References

1 2 Ernesto Campos (2006). "Systematics of the genus Scleroplax Rathbun, 1893 (Crustacea: Brachyura: Pinnotheridae)" (PDF). Zootaxa . 1344: 33–41. doi:10.11646/zootaxa.1344.1.3.
↑ Stanley J. Edmonds (2000). "Phylum Echiura". In Pamela L. Beesley; Graham J. B. Ross; Christopher J. Glasby (eds.). Polychaetes & Allies: the Southern Synthesis. Fauna of Australia: Polychaeta, Myzostomida, Pogonophora, Echiura, Sipuncula. Vol. 4, pt. 1. CSIRO Publishing. pp. 353–374. ISBN 978-0-643-06571-0.

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[Campos-1] 1 2 Ernesto Campos (2006). "Systematics of the genus Scleroplax Rathbun, 1893 (Crustacea: Brachyura: Pinnotheridae)" (PDF). Zootaxa . 1344: 33–41. doi:10.11646/zootaxa.1344.1.3.

[2] Stanley J. Edmonds (2000). "Phylum Echiura". In Pamela L. Beesley; Graham J. B. Ross; Christopher J. Glasby (eds.). Polychaetes & Allies: the Southern Synthesis. Fauna of Australia: Polychaeta, Myzostomida, Pogonophora, Echiura, Sipuncula. Vol. 4, pt. 1. CSIRO Publishing. pp. 353–374. ISBN 978-0-643-06571-0.

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