A shared derived characteristic for members of the arthropod subgroup that includes spiders would be the presence of
A) chelicerae.
B) an open circulatory system.
C) an exoskeleton.
D) a cuticle.
E) a cephalothorax.

Question

Quizplus · Accepted Answer

Chelicerae are specialized mouthparts that are a shared derived characteristic of the subgroup Chelicerata, which includes spiders.

A Shared Derived Characteristic for Members of the Arthropod Subgroup