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Return to Main Key Index
| Section: Odontoceti |
Option A
A. The lower jaw is much narrower than the upper jaw.
B. The forehead is significantly in front of the mouth.
Select |
©J. Howland |
Option B
A. The lower jaw is not much narrower than the upper jaw.
B. The forehead is not significantly in front of the mouth.
Select |
©P. Hamilton |
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