Centipede
Millipede from Scotland is world's oldest-known land animal
A fossilized millipede-like creature discovered in Scotland may represent the oldest-known land animal, a humble pioneer of terrestrial living 425 million years ago that helped pave the way for the throngs that would eventually inhabit Earth's dry parts.
Gigantic ancient arthropod was really 'a very peaceful guy'
It was big. It was weird. And this monster from the primordial seas was also a trend-setter.
Scientists on March 11 announced the discovery in southeastern Morocco of beautifully preserved fossils of a huge arthropod - the group that includes crabs, scorpions, insects, spiders, centipedes and more - that lived 480 million years ago.