posterior border of petrous part of temporal bone
pos·te·ri·or bor·der of pet·rous part of tem·po·ral bone[TA]
the margin of the petrous part of the temporal bone that extends from the apex to the jugular notch; it articulates with the basal and jugular portions of the occipital bone.
Synonym(s): margo posterior partis petrosae ossis temporalis [TA]
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