21. The frontal bones are rounded and bear a well-developed sagittal crest. 22. Skulls of some dinosaur species, including tyrannosaurs, possessed well developed sagittal crests. 23. The other two commonly used terms are the coronal plane and the sagittal plane. 24. Sagittal craniosynostosis manifests itself by causing a long narrow skull, resembling a football.25. An increased A-P diameter indicates a malformed fusion of the sagittal suture. 26. The sagittal crest is not present, while the lambdoid crest is well developed. 27. The metopic suture runs from your baby's nose to the sagittal suture. 28. The left row shows sagittal , coronal and horizontal slices of the ten RSNs. 29. :: : The terms transverse and sagittal , or longitudinal, are available. 30. MRI uses strong magnetic fields to align sagittal and multiple oblique planes with equal ease.