The capitulum in the largest specimens was .2 of an inch in length.
Dorsolaterally there is an articular surface for the capitulum of the rib.
As is well known, the ribs of the Monotremata have only the central head, the capitulum.
In the Odontocetes the ribs have, some of them, the normal attachment by capitulum and tuberculum.
The tuberculum and capitulum on each of the ...