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.
Here is a review of their significance, biology, and fossil record. 🌟 Key Takeaways brachiopod
They use a specialized organ called a lophophore , a coil-shaped tentacle structure, to trap food, rather than gills. a coil-shaped tentacle structure
Unlike bivalves (clams), where shells are mirror images of each other, brachiopod shells are top/bottom oriented and distinct, but each individual valve is symmetrical down the middle. to trap food