Spirifer
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Spirifer is a genus of marine brachiopods belonging to the order Spiriferida and family Spiriferidae. Species belonging to the genus lived in the Carboniferous.
Spirifer perlamosus pedunculate valve
Spirifer striatus
S. missouriensis. Early Carboniferous, Radville, Saskatchewan (Canada). At the Royal Tyrrell Museum of Palaeontology.
Brachiopod
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Brachiopods, phylum Brachiopoda, are a phylum of animals that have hard "valves" on the upper and lower surfaces, unlike the left and right arrangement in bivalve molluscs. Brachiopod valves are hinge
Lingulaanatina AA
Terebratalia transversa 141510036
Paired lophophores of Terebratalia transversa, a modern brachiopod in the order Terebratulida
An unidentified brachiopod feeding off the coast of Ushant, France.