Arthropod - Wikipedia,1 Alternative hypotheses of arthropod relationships, including the | Download Scientific Diagram,Unveiling the ventral morphology of a rare early Cambrian great appendage arthropod from the Chengjiang biota of China | BMC Biology | Full Text,Exites in Cambrian arthropods and homology of arthropod limb branches | Nature Communications,Exites in Cambrian arthropods and homology of arthropod limb branches | Nature Communications