Published July 4, 2012 | Version v1
Taxonomic treatment Open

Scleroplax granulata Rathbun 1893

Authors/Creators

Description

Scleroplax granulata Rathbun, 1893

(Fig. 57B–D, Pl. 15A)

Scleroplax granulata Rathbun, 1893: 251; 1904: 188, pl. 7, fig. 5; 1917: 171, pl. 37, figs. 1–3, text fig. 109. — Weymouth 1910: 59, text fig. 85. — Schmitt 1921: 267, pl. 44, figs. 1–3. — Johnson & Snook 1921: 394. — Schmitt et al. 1973: 96. — Garth & Abbott 1980: 618, fig. 25.41. — Hart 1982: 228, fig. 94. — Ricketts et al. 1985: 384, fig. 300. — Jensen 1995: 30, fig. 40. — Campos-Gonzalez 2006: 33, fig. 1 A–C; 2007: 644, pl. 322 D2.

Diagnosis. Carapace subpentagonal, hard, granulate anteriorly near margins; punctate elsewhere; front narrow, produced, slightly convex. Orbits nearly circular, eyestalk short, thick. Antennules almost transverse. Chela of male swollen, heavy; those of female not as large. Dactyl curved, fixed finger with large tooth, fingers gaping. Pereopods 2–5 slender, granulate. Pereopod 4 longest, its segments narrow, flattened; dactyls slender, almost straight, nearly as long as dactyls. Male abdomen narrow, tapering gradually to broad terminal segment, female abdomen fringed with setae. Male carapace length about 3 mm, female to 6 mm.

Color in life. Grayish white, brownish, yellowish mottled with red-brown (Hart 1982).

Habitat and depth. Bays and harbors, symbiotic with echiuroid worm Urechis caupo, ghost shrimps Neotrypaea californiensis, N. gigas, Upogebia pugettensis, and U. macginitieorum; intertidal zone to 13 m.

Range. Roller Bay, Vancouver I. to El Coyote Estuary, Abreojos Point, Baja California; off Mazatlán, Sinaloa, Mexico. Type locality Ensenada, Baja California.

Notes

Published as part of Wicksten, Mary K., 2012, Decapod Crustacea of the Californian and Oregonian Zoogeographic Provinces 3371, pp. 1-307 in Zootaxa 3371 on page 260

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Linked records

Additional details

Biodiversity

Scientific name authorship
Rathbun
Kingdom
Animalia
Phylum
Arthropoda
Order
Decapoda
Family
Pinnotheridae
Genus
Scleroplax
Species
granulata
Taxon rank
species
Taxonomic concept label
Scleroplax granulata Rathbun, 1893 sec. Wicksten, 2012

References

  • Rathbun, M. J. (1893) Descriptions of new genera and species of crabs from the west coast of America and the Sandwich Islands. Proceedings of the United States National Museum, 16, 223 - 260.
  • Rathbun, M. J. (1904) Decapod crustaceans of the northwest coast of North America. Harriman Alaska Expedition, 10, 1 - 219.
  • Weymouth, F. W. (1910) Synopsis of the true crabs (Brachyura) of Monterey Bay, California. Leland Stanford Junior University Publications, University series 4, 1 - 64.
  • Schmitt, W. L. (1921) The marine decapod Crustacea of California. University of California Publications in Zoology, 23, 1 - 470.
  • Schmitt, W. L., McCain, J. C., & Davidson, E. D. (1973) Crustaceorum Catalogus. Part 3. Decapoda I, Brachyura 1. Fam. Pinnotheridae. Dr, W. Junk B. V., The Hague, the Netherlands, 160 pp.
  • Garth, J. S. & Abbott, D. (1980) Brachyura: the true crabs. In: Morris, D., Abbott, D. & Haderlie, E. (Eds). Intertidal Invertebrates of California. Stanford University Press, Stanford, California, pp. 594 - 630.
  • Hart, J. F. L. (1982) Crabs and their Relatives of British Columbia. British Columbia Provincial Museum Handbook 40, Victoria, 267 pp.
  • Ricketts, E. F., Calvin, J., Hedgpeth, J. W. & Phillips, D. W. (1985) Between Pacific Tides. Stanford University Press, Stanford, California, 5 th ed., 652 pp.
  • Jensen, G. C. (1995) Pacific Coast Crabs and Shrimps. Sea Challengers, Monterey, California, 87 pp.