Sentence:  Thus, synostosis of the sagittal suture, with growth on the anterior and posterior margins of the parietal, produces a long or dolico-cephalic head; synotosis of the coronal gives rise to the platycephalic variety of the brachyeephalic head ; of the lambdoidal to the <WSD>pachycephalic</WSD> variety, and so on. 
Meaning of the word marked with <WSD> tags:  Characteristic of or characterized by pachycephaly.