The biological family classification that includes pill bugs and wood lice, which are related to but distinct from true armadillos.
From New Latin combining 'armadillo' + the zoological family suffix '-idae.' This taxonomic name reflects the superficial armor-like appearance of these crustaceans.
It's wild that pill bugs and armadillos share the 'armored' name but are totally different animals—pill bugs are crustaceans while armadillos are mammals, showing how appearance can mislead even in the scientific naming system.
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