Includes snakes, turtles, and lizards. Some items may be used more than once or not at all. Arthropoda Part III-Short Answer. This phylum is internally segmented as annelids but its jaws are derived from appendages as arthropods. Amphibians are believed to have evolved directly from Chondrichthyes.
Hagfishes are a type of jawless fish which are the only parasitic vertebrates.
You have been given an unknown species of animal to classify. Its blastopore develops into a mouth. Its body has three prominent segments. It has three pairs of legs. The animal most likely belongs to the a. oligochaetes- False.