An invertebrate animal having an exoskeleton, a segmented body, and paired jointed appendages, belonging to the phylum Arthropoda, which includes insects, arachnids, myriapods, and crustaceans.
The spider is an arthropod that belongs to the class Arachnida.
arthropodadjective
Relating to, characteristic of, or belonging to arthropods.
The researchers compared arthropod cuticle structures to those of other invertebrates.