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Curator’s Choice
Form and Function:
A Tribute to Adolf Seilacher
Adaptation in Brachiopods
Richthofenia cf.
communis
Late Permian, Italy
YPM.35760
| Brachiopods generally have two more-or-less equal-sized valves, although their symmetry differs from that of clams. Like rudists, some aberrant Permian brachiopods took the two-valve body plan to an extreme. |