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. 2015 Jun 22;112(28):8690–8695. doi: 10.1073/pnas.1508055112

Fig. 1.

Fig. 1.

Muscles of mouth expansion in largemouth bass. Cranial (sternohyoideus, levator arcus palatini, dilator operculi, levator operculi) and axial (epaxialis, hypaxialis) muscles may contribute power to suction expansion, based on their anatomy and published muscle activity patterns.