Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Transversal section (TS) from CAT of the skull of Mirounga leonina at the auditory region level. (A) Posterior TS showing the paries labyrinthica, pars petrosa (pink), pars squamosa (green), and pars tympanica (brown). (B) More anterior TS showing the endotympanic/ectotympanic suture and the relationship of CCLE (lateral extension of canalis caroticus), as part of the paries tegmentalis or roof of the tympanic cavity. Skulls in lateral view show the precise line of each TS.
