Skip to main content
. 2019 May 22;7:e6798. doi: 10.7717/peerj.6798

Figure 6. Middle and inner ears of Mesosuchus browni.

Figure 6

(A) CT image of the middle ear of Mesosuchus browni in postero-ventral view with (B) corresponding line drawing; (C) inner ear in left lateral, and (D) right lateral views; (E) detail of the left medial side of the inner ear in antero-medial view. Abbreviations: asc, anterior semicircular canal; bp, basipterygoid processes; bt, basal tubera; cc, common crus; fo, fenestra ovalis; fm, foramen magnum; lc, lagenar crest; lsc, lateral semicircular canal; mf, metotic foramen; pn, perilymphatic notch; pp, paroccipital process; psc, posterior semicircular canal; ve, vestibule. Roman numerals refer to corresponding cranial nerves (CN). Scale bars equal 3.5 mm in (A), (C), and (D) and six mm in (E).