Pectinoidea
Superfamily of bivalves

The Pectinoidea are a superfamily of marine bivalve molluscs, including the scallops and spiny oysters.
01Shell anatomy
All members of this superfamily have a triangular resilium with a nonmineralized medial core that functions below the hinge line.
02Families
According to the World Register of Marine Species, the Pectinoidea include these families (all taxa marked † are extinct):
- Cyclochlamydidae
- Entoliidae
- Neitheidae †
- Pectinidae (scallops)
- Pleuronectitidae †
- Propeamussiidae some are known as glass scallops
- Spondylidae thorny oysters
- Tosapectinidae †
- Families brought into synonymy
- Propeamussidae: synonym of Propeamussiidae
- Syncyclonematidae: synonym of Entoliidae
Sources and credits
This article is adapted from the Wikipedia article “Pectinoidea”, written by its contributors and licensed under CC BY-SA 4.0. Fathomly has changed the layout, removed citation markers, navigation and maintenance notices, and adjusted punctuation. This adapted version is shared under the same license. For references, see the original article.
Images, from Wikimedia Commons:
- Spondylus varius.jpg by Quality image This image has been assessed using the Quality image guidelines and is considered a Quality image., CC BY-SA 4.0
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