Wiktionary
uniramian
n. (context zoology English) Any member of the Uniramia, a group of arthropods.
Usage examples of "uniramian".
We knew, for example, just four conventional types of arthropod: trilobites (now extinct), chelicerates (spiders, scorpions), crustaceans (crabs, shrimp), and uniramians (insects and others).