Considering the presence of segmentation (metameres) in their body to which other already studied phylum are arthropods proximal?
1 year ago
Biology
Considering their metameric feature arthropods are proximal to annelids that also have segmented bodies. In the embryonic development of some arthropods there are fusions of metameres forming structures like, for example, the cephalothorax of arachnids.
Dipti KC
May 13, 2023