Trilobites: Excellent exoskeletons

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Trilobites: Excellent exoskeletons

For starters, let’s take a look at the trilobites. These extinct armored arthropods have a body built from a cephalon, thorax, and pygidium, a body divided into three lobes, and one pair of antennae.

trilobite

Tools for success: The exoskeleton and the jointed limb

Trilobites: Extinct, but not a failure

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