Aequipecten opercularis (Linnaeus, 1758)
Pectinoidea : Pectinidae
To size: To 90mm. Shell Structure: Solid. Equivalve: Inequivalve, upper left valve more convex than lower right valve. Equilateral: Equilateral. Outline: Subcircular, ears almost equal, anterior slightly larger. Contour: Byssal notch small, ctenolium present.
Sculpture: Of 19-22 low rounded radial ribs, these weakly radially striated and with fine co-marginal lines and weak ridges. Margin: Crenulate. Colour: Highly variable, shades of red to brown, yellow and purple all with irregular patterns of streaks and blotches.
Distribution & Ecology
Distributed from northern Norway and Faroes to the Iberian Peninsula, Canaries and Azores and the Mediterranean.
Continental Shelf (to 200m)
Additional Information & Related Species
Pectinoidea : Pectinidae
Listed are literature citing Aequipecten opercularis (Linnaeus, 1758). 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.
Dijkstra H.H. 1999. Type specimens of the Pectinidae (Mollusca: Bivalvia) described by Linnaeus (1758-1771). Zoological Journal of the Linnean Society. 125: 383-443.
Dijkstra HH & Gofas S 2004. Pectinoidea (Bivalvia: Propeamussidae and Pectinidae) from some northeastern Atlantic seamounts. Sarsia. 89 (1): 33-78.
Dijkstra HH & Goud J 2002. Pectinoidea (Bivalvia, Propeamussiidae & Pectinidae) collected during the Dutch CANCAP and MAURITANIA expeditions in the south-eastern region of the North Atlantic Ocean. Basteria. 66: 31-82.
Linnaeus C 1758. Systema Naturae. Editio decima. 1. Regnum Animale Holmiae, Laurentii Salvii. 824pp.
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