
– a class of arthropods that lived
on earth about 250-560 million years ago.
Many received nourishment by vacuuming
the ocean beds for small animals and
particles. Their backs were hard, and they
are perhaps the most well known fossils
we know today, and can often be observed
embedded in stone in walls, staircases and
floors. This ancient creature has served as
a source of inspiration for the futuristic
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