Where does “Arthropoda” come from?
Arthropoda (New Latin) comes from Ancient Greek ἄρθρον, from Ancient Greek ἀραρίσκω, from Ancient Greek -σκω, from Proto-Indo-European -sḱéti — Forms durative or iterative imperfective verbs...
Ancestry of “Arthropoda”, step by step
Arthropoda traces back through two separate lines of ancestry.