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
Pasiphaea pacifica
Rathbun, 1902
(
Fig. 9F– I
)
Pasiphaea pacifica
Rathbun, 1902a: 905
;
1904: 20
, fig. 2. —
Schmitt 1921: 29
, fig. 14. —
Kobyakova 1937: 97
, fig. 1. —
Goodwin 1952: 393
. —
Kobyakova 1967: 20
. —
Word & Charwat 1976: 209
. —
Butler 1980: 55
. —
Krygier & Pearcy 1981: 79
. —
Wicksten 1982b: 245
;
2002: 134
. —
Hendrickx & Estrada-Navarrete 1989: 111
; 1996: 93, fig. 59.
Diagnosis.
Exoskeleton thin. Postfrontal tooth directed anteriorly, acute. Carapace with dorsal carina extending nearly to posterior margin, with strong branchiostegal tooth and supporting carina, lateral carina extending from antennal region posteriorly. Stylocerite longer than eye. Scaphocerite with lateral tooth exceeding blade. Flagella of both pairs antennae very long when intact. Third maxilliped setose, shorter than first pereopod. Pereopods 1, 2 chelate, chelae slender. Fingers of chela of pereopod 1 crossing. Pereopod 2 with spine on carpus, row of spinules on merus. Pereopod 3 slender, thread-like. Pereopod 4 short, with flat dactyl. Pereopod 5 longer than pereopod 4, with flat, setose dactyl. Abdominal somites 2–6 with dorsal carina, pleura rounded to blunt. Telson with dorsal groove, deep posterior notch, shorter than uropods.
Male
total length
81 mm
, female
73 mm
.
Color in life.
Translucent, with scattered red chromatophores, especially on gastric region, dorsal midline of abdominal somites 3–6, telson, uropods.
Habitat and depth.
Epipelagic,
0–1076 m
but usually between
75–500 m
, may be caught in bottom trawls (
Krygier & Pearcy 1981
).
Range.
Australia
, Siberia, Alaska to
Gulf of California
,
South Africa
.
Type
locality off Point Sur, California
.