A groove that is situated between the 1st and 2nd pharyngeal arch. [ https://www.worldcat.org/search?q=bn%3A0124020607 ]

Synonyms: branchial groove of 1st arch 1st arch branchial groove 1st arch groove ectoderm 1st pharyngeal groove ectoderm 1st pharyngeal groove

This is just here as a test because I lose it

Term information

database cross reference


has related synonym

1st pharyngeal cleft

1st branchial cleft

homology notes

In all jawed vertebrates the first arch forms the jaw, while the second arch forms the hyoid apparatus. These two arches are separated by the first pharyngeal pouch and cleft.[well established][VHOG]