Ramonalinidae
Extinct family of bivalves
Ramonalinidae is an extinct family of marine bivalve molluscs from the late Anisian (early Middle Triassic). It was an edgewise-recliner with a flattened anteroventral surface (on which it rested) and partially fused valves. They formed distinctive mud mounds.
01Taxonomy
- Ramonalina is thus far the only known genus.
Sources and credits
This article is adapted from the Wikipedia article “Ramonalinidae”, 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:
- Ramonalina.jpg by Wilson44691, Public domain
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