They were the most common shelled macroinvertebrates in the Paleozoic era.
They resemble ancient Roman oil lamps, especially the Terebratulida order. brachiopod
Depending on species, they live between 3 to 30 years. 🦴 The Fossil Record What is a Brachiopod? (And Why You Should Care) They were the most common shelled macroinvertebrates in
They use a specialized organ called a lophophore , a coil-shaped tentacle structure, to trap food, rather than gills. a coil-shaped tentacle structure
Brachiopods are fascinating marine invertebrates often mistaken for clams, but they are entirely different organisms with a rich, 550-million-year history. Known commonly as "lamp shells," they were dominant in Paleozoic seas but are now relatively rare, often found in deep or cold waters.
They are benthic (sea-floor dwellers) and sessile (permanently attached to the seafloor), generally filter-feeding.