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
Hymenodora gracilis
Smith, 1886
(
Fig. 10J–L
)
Hymenodora gracilis
Smith, 1886: 680
, pl. 12, fig. 6. —
Chace 1940: 175
, text fig. 46; 1986: 43, figs. 21 p–t. —
Crosnier & Forest 1973: 83
, fig. 25a. —
Butler 1980: 69
. —
Hendrickx & Estrada-Navarrete 1989: 115
; 1996: 119, fig. 73. —
Wicksten 2002: 136
.
Diagnosis.
Similar to
H
.
frontalis
except exoskeleton soft, membranous. Rostrum slightly longer than eye, with 4 dorsal, no ventral teeth, apex acute. Carapace with groove running obliquely posteriorly from orbit, with hepatic, branchial branches. Blade, lateral tooth of scaphocerite same length. Telson with 3 pairs anterolateral spines. Total length about
50 mm
.
Color in life.
Bright scarlet to red.
Habitat and depth.
Pelagic,
300–4730 m
, maximum abundance at
1250–2000 m
.
Range.
Oregon
to
Baja California
; off
Chile
and sub-Antarctic waters of
Pacific Ocean
,
Gulf of Mexico
,
Atlantic
and
Indian
oceans.
Type
localitity off New Jersey to Maryland; 40
˚
26' 40" N, 67
˚
05' 15" W–37
˚
12' 20" N, 69
˚
36' 00" W
.