cranial suture morphology trait parietomastoid suture morphology trait VT:0010076 2010-03-11T09:54:44Z Trait.ontology caripark Any measurable or observable characteristic related to the shape, structure, color, or pattern of the suture that unites the mastoid process of the temporal bone with the region of the mastoid angle of the parietal bone; continuous with the squamosal suture.