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Trilobites are extinct marine arthropods that lived over 500 million years ago, making them one of the oldest known groups of creatures with hard body parts. They are highly prized by collectors due to their intricate exoskeletons and diverse forms, which can range from small, delicate specimens to large, heavily armored ones. Trilobites belong to the category of collectibles as they are highly sought after by enthusiasts and can be displayed as decorative items in homes or offices. They are often found as fossils in rocks and minerals, making them a popular choice for rock and mineral collectors as well. The study of trilobites is an important field in paleontology, as they provide valuable insights into the evolutionary history of life on Earth. Their fossils can be used to date rock formations and understand past climates and environments. Shark teeth fossils are another popular collectible that can be found alongside trilobites, providing a glimpse into the ancient marine ecosystems where these creatures once thrived. Trilobites are not only fascinating collectibles but also serve as important scientific specimens that help us understand the history of our planet.