arthropoda defined in 1951 yeararthropoda - arthropoda;
arthropoda - The largest phylum in the animal kingdom in number of species, including crabs, insects, spiders, centipedes, etc. Hard jointed exoskeleton; paired jointed legs; coelom small; no nephridia; no cilia (present in Onychophora). Contains classes Trilobita, Crustacea, Myriapoda, Arachnida, Insecta. See also: Onychophora.
near arthropoda in Knolik
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