Lapsed union of skull sutures is commonly noted in:-: (A) Metopic suture, (B) Coronal suture, (C) Saggital suture, (D) Lambdoid suture
Answer is C. In skull, Ectocranial suture closure is very variable. Sometimes, there may not be ectocranial suture closure. This is called lapsed union. This occurs most often in the sagittal suture.