Ramonalinidae
Ramonalinidae Temporal range: Triassic | |
---|---|
Ramonalina ramanensis (Triassic, southern Israel) | |
Scientific classification | |
Kingdom: | Animalia |
Phylum: | Mollusca |
Class: | Bivalvia |
Order: | Myalinida[1] |
Superfamily: | Ambonychioidea |
Family: | Ramonalinidae Yancey et al. 2009 |
Genera | |
See text. |
Ramonalinidae is an extinct family of marine bivalve mollusks 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.[2]
Taxonomy
- Ramonalina is thus far the only known genus.[2]
References
- ↑ A Synoptical Classification of the Bivalvia (Mollusca)
- 1 2 Yancey, T.E.; Wilson, M.A.; Mione, A.C.S. (2009). "The Ramonalinids: a new family of mound-building bivalves of the Early Middle Triassic". Palaeontology. 52 (6): 1349–1361. doi:10.1111/j.1475-4983.2009.00908.x.
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