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Palatal view of the three‐dimensional (3D) visualizations of the secondary palates of “protosuchians” (a) Protosuchus, (b) Orthosuchus, (c) Nominosuchus, and (d) Shartegosuchus. Ch g, choanal groove; ch r, choanal ridge; ect, ectopterygoid, j, jugal, max, maxilla, pal, palatine, pm, premaxilla, pt, pterygoid, v, vomer
