Mandibulata

arthropod subphylum

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In jaw
In the subphylum Mandibulata (crustaceans, insects, and myriapods), the jaw limbs are the mandibles and, to some extent, the maxillae. Such limbs may be modified for other purposes, especially in insects. Horseshoe crabs (and perhaps the extinct trilobites) can chew food with toothed projections (gnathobases) at the bases…
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