Hyalopecten frigidus (Jensen, 1904)
Pectinoidea : Pectinidae |
| Tebble name: | n/a |
| Smith & Heppell name: | Hyalopecten frigidus (Jensen, 1904) |
To size:
To 30mm.
Shell Structure:
Thin, opaque.
Equivalve:
Inequivalve, LV a little more convex than RV.
Equilateral:
Inequilateral, beaks slightly behind midline.
Outline:
Oblique-suboval, expanded anteriorly; anterior more rounded than posterior. Anterior ears slightly longer than posterior, both rather narrow.
Contour:
RV anterior ear with a distinct byssal notch and weak ctenolium.
Sculpture:
Both valves with co-marginal plications and dense, fine, but indistinct radial striations, weaker and almost obsolete on RV. Ears smooth.
Colour:
Grayish white.
Distribution & Ecology
Free or byssally attached to stones and dead shells. At bathyal and abyssal depths. Arctic and Subarctic north of the Scotland - Greenland Ridge.
Depth Range
Bathyal (500 - 2000m)
Abyssal Rise (2000 - 4000m)
Abyssal Plain (4000m +)
Depth Range
Bathyal (500 - 2000m)
Abyssal Rise (2000 - 4000m)
Abyssal Plain (4000m +)
Additional Information & Related Species
References
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Record last modified: 22/03/2016