chelicerate

noun che·lic·er·ate \ kə-ˈli-sə-ˌrāt , -rət \

Definition of chelicerate

plural chelicerates
: an arthropod of the subphylum Chelicerata having the first pair of appendages modified into chelicerae
  • Arthropods constitute the largest phylum by far, with major subgroups of insects, chelicerates (spiders, mites, scorpions, and horseshoe crabs), and crustaceans …
  • —Stephen Jay GouldNatural HistoryJanuary 1995

chelicerate

adjective
    • the chelicerate nervous system
    • chelicerate arthropods
    • Together, these marine and terrestrial orders are called the chelicerate orders based on the structure of their mouthparts, in contrast to the orders to which insects and crustaceans belong.
    • —Rosemary G. Gillepsie and Joseph C. Spagna, in Encylopedia of Insects2003

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Origin and Etymology of chelicerate

after New Latin Chelicerata chelicerata


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