Decapod Crustacea of the Californian and Oregonian Zoogeographic Provinces 3371
Author
Wicksten, Mary K.
text
Zootaxa
2012
2012-07-04
3371
1
307
journal article
11755334
Pagurus beringanus
(Benedict, 1892)
(
Fig. 42G
)
Eupagurus beringanus
Benedict, 1892a: 17
.
Pagurus beringanus
. —
Rathbun 1904: 159
, pl. 5, fig. 5. —
Schmitt 1921: 135
, fig. 8. —
Makarov 1962: 176
, pl. 5, fig. 4. —
McLaughlin 1974: 139
, figs. 35, 36. —
Haig & Abbott 1980: 586
. —
Hart 1982: 140
, fig. 52. —
Ricketts
et al
. 1985: 289
. —
Jensen 1995: 65
, fig. 122. —
Lemaitre & Castaño 2004: 7
. —
Kuris
et al
. 2007: 649
.
Diagnosis.
Rostrum triangular but blunt, slightly longer than lateral projections of carapace. Eyestalks moderately stout, cornea not dilated, ocular scale pointed. Major cheliped stout, shorter than pereopods 2, 3; merus with upper surface convex, with large marginal teeth, 2 large ventral knobs, carpus convex, with rows of granules, spines; hand convex, with many granules, spines, serrate margins, fingers short. Minor cheliped smaller, merus laterally compressed, with spinules and granules. Pereopods 2, 3 stout, setose; merus laterally compressed, carpi with serrate margins, propodus of first leg serrate, dactyls about as long as propodi and stout. Telson asymmetrical, with lateral notches, deep terminal notch, terminal margin with teeth. Uropods asymmetrical. Carapace length to
26 mm
.
Color in life.
Chelipeds reddish, carpus with bright band at distal end. Pereopods 2, 3 gray to white, with red distal bands on propodus, dactyl; spines reddish. Cornea of eye black with gold or silver. semicircle. Antennal flagellum translucent with red lateral mark.
Hart (1982: 140)
gave a more extensive description of the living color.
Habitat and depth.
Protected intertidal areas to rocky subtidal zones, lowest intertidal zone to
364 m
.
Usually
in subtidal areas in
California
.
Range.
Bering Sea
and
Aleutian Is.
to
Monterey
,
California
but rarely found south of
Point Arena
,
California
.
Type
locality
Bristol
Bay
,
Alaska
.
Remarks.
This hermit crab often inhabits shells of
Nucella lamellosa
(Gmelin, 1791)
;
Ceratostoma foliatum
(Gmelin, 1791)
; and
Fusitriton oregonensis
.