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Porcupine 1869

Porcupine 1869
Cyclopecten hoskynsi (Forbes 1844)
NMW Image No.

Cyclopecten hoskynsi (Forbes 1844)

Pectinoidea : Propeamussiidae
Tebble name: n/a
Smith & Heppell name: Cyclopecten imbrifer (Lovén, 1846)

To size: To 10mm. Shell Structure: Fragile, hyaline. Equivalve: LV a little more convex than RV. Equilateral: Equilateral. Outline: Subcircular, lower part of disc semicircular, upper part with long straight margins. Anterior ears wider and longer than anterior. RV ear with a small byssal notch, ctenolium absent.

Sculpture: Discrepant; RV with evenly spaced co-marginal lirae; LV with widely spaced co-marginal lamellae, these fading as radial rows of vesicles appear towards the margins. RV anterior ear weakly ribbed; LV anterior ear with up to four radial rows of small vesicles or spines. Colour: Transparent whitish.

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Distribution & Ecology

Feeding type unknown. Found on soft sediment bottoms from the shelf edge to lower slope. Along the entire western continental margin.

Depth Range
Continental Shelf (to 200m)
Continental Margin Zone (200 - 500m)
Bathyal (500 - 2000m)

Juveniles & Similar Species

Juvenile Description

Key Features & Similar Species

Additional Comments
Dijkstra, Waren & Gudmundsson (2009) regard C. hoskynsi and C. imbrifer to be the same species and give priority to the name hoskynsi.

Pectinoidea : Propeamussiidae


Listed are literature citing Cyclopecten hoskynsi (Forbes 1844). Reference containing the species Type Description is highlighted.
Dijkstra H, Warén A & Gudmunsson G 2009. Pectinoidea (Mollusca: Bivalvia) from Iceland. Marine Biology Research. 5: 207-243.




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Record last modified - 22/03/2016