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Argyrotheca
Genus of brachiopods / From Wikipedia, the free encyclopedia
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Argyrotheca is a genus of very small to minute lampshells (maximum 5 millimetres or 0.20 inches long). All species share a large pedicel opening (or foramen), one ridge on the inside of the pedunculate valve, pits in a diamond pattern on the inside of both valves, and without radial ridges that end in tubercles. It occurs in depths between 6 and 1300 m. It is known since the latest Cretaceous.
Quick Facts Scientific classification, species ...
Argyrotheca | |
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Argyrotheca cuneata, 4mm, Miocene | |
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Genus: | Argyrotheca Dall, 1900 |
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Cistella Gray, 1853 non Gistl, 1848, a Darkling beetle |
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