Brachiopod fossil Sie sind Mitglieder des Stammes Brachiopoda und gelten als eine der ältesten bekannten Tiergruppen, mit einem reichen Fossilienbestand, der bis in die frühe Kambriumzeit zurückreicht. 2 Brachiopods vs. Oct 25, 2024 ยท Learn about brachiopods, one of the most common marine invertebrate fossils in Paleozoic rocks in national parks. The easiest way to distinguish a fossil brachiopod from a fossil clam (which also occur in Cincinnatian rocks) is to determine where the line of symmetry falls between the two valves. The name “brachiopod” is from Latin brachium for “arm” and ancient Greek pod for “foot. They are an extremely diverse phylum, with over 12,000 species identified so far, world-wide, representing 5,000 genera. ac. Specimen from the Paleontological Research Collection, Ithaca, New York. Brachiopods look similar to mussels and clams, but are an entirely separate group of animals. 4 Brachiopod PreservationAbove Image: Animal forms; a second book of zoology (1902), Figure 43: Animals of Uncertain Relationships. ipendvcsucsuruvuoqaiblpeegqdjnndionyeymbkjnpgcymfppjoylmihuzgaujczbgsb