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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 are divided into two main groups: Inarticulates (no hinges, simple muscle systems) and Articulates (hinged with a complex system). brachiopod