Species Account

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 +)

Additional Information & Related Species


Listed are literature citing Hyalopecten frigidus (Jensen, 1904). Reference containing the species Type Description is highlighted.

Bouchet P. & Warén A 1979. The abyssal molluscan fauna of the Norwegian Sea and its relation to other faunas. Sarsia. 64: 211-243.
Dijkstra H, Warén A & Gudmunsson G 2009. Pectinoidea (Mollusca: Bivalvia) from Iceland. Marine Biology Research. 5: 207-243.
Jensen A S 1904. Pecten frigidus, nomen Pectini profundorum maris polaris incolae novum datum. Vid Medd. 1904: 305-311.


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Record last modified: 22/03/2016