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. 2015 Sep 23;10(9):e0137060. doi: 10.1371/journal.pone.0137060

Fig 7.

Fig 7

Perinatal Alligator mississippiensis (OUVC 10606) shown in A) ventral aspect with the basioccipital in red. Isolated basioocipital shown in B) ventral aspect and C) rendered transparent with the basisoccipital diverticulum rendered in green. And in D) dorsal aspect and E) rendered transparent with the basioccipital diverticulum rendered in green. bo, basioccipital; BOd, basioccipital diverticulum; bss, basisphenoidal suture; bt, basal tuber; occ, occipital condyle; ptso bo, communicating ostium between pharyngotympanic sinus and basioccipital diverticulum.