In the maxilla occasionally two additional canals are present in the middle line of the palatine process; they are termed the foramina of Scarpa and when present transmit the nasopalatine nerves the left passing through the anterior and the right through the posterior canal.
This page contains content from the copyrighted Wikipedia article "Foramina of Scarpa"; that content is used under the GNU Free Documentation License (GFDL). You may redistribute it, verbatim or modified, providing that you comply with the terms of the GFDL.