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On today's tour, we join our tour guides, Xan and Joe, inside the hall of invalid dinosaurs where Xan discusses the origins of classifying species, its usage, and which species are no longer considered valid due to new discoveries, and accidental duplicates.
By Xan Peters and Joe CiminoOn today's tour, we join our tour guides, Xan and Joe, inside the hall of invalid dinosaurs where Xan discusses the origins of classifying species, its usage, and which species are no longer considered valid due to new discoveries, and accidental duplicates.