Do All Arthropods Have Jointed Appendages?
Do All Arthropods Have Jointed Appendages? Do all arthropods have jointed appendages? There are over 800,000 named species in the Phylum Arthropoda, named from the Greek arthros (= jointed) and poda (= foot), including the familiar arachnids, crustaceans, and insects, together with a host of less familiar critters, like centipedes, millipedes and sea spiders. All