Fig. 7 in Phylogenetic relationships of Chanidae (Teleostei: Gonorynchiformes) as impacted by Dastilbe moraesi, from the Sanfranciscana basin, Early Cretaceous of Brazil

Fig. 7. Opercular region of Dastilbe moraesi (CPUFMT 745, 16.3 mm TFL) in lateral view, anterior to left: Synapomorphies of Chanidae observed are: opercular bone is expanded, at least one-third of the head length; and suprapreopercular bone is present as a relatively large, flat bone.