Thick-skinned rhinoceroses and elephants were once classified together as pachyderms. They actually descended from different ancestors that in turn evolved from a thin-skinned common ancestor that was not included in the pachyderms. Pachyderms were therefore, as a taxon,
A) polyphyletic.
B) polygenetic.
C) paraphyletic.
D) a supergroup.
E) a kingdom.
Correct Answer:
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