Edward D Burress, Peter C Wainwright, A good peacock bass (Cichla) functional novelty calms a constraint enforced by the classic cichlid pharyngeal jaw invention, Physiological Journal of your own Linnean Community, Volume 130, Situation dos, , Pages 382–394,
Abstract
Innovations may possibly provide entry to the brand new tips however, will end up in tall trade-offs. Pharyngognathy is actually a classic pharyngeal jaw invention the spot where the left and you can proper lower pharyngeal chin (LPJ) skeleton is actually united towards a single build, producing a strong chew but less gape. During the cichlids, pharyngeal suturing takes place along the entire medial border between LPJ bones, except in peacock trout (Cichla), where these bones was connected by ligaments only in their prior area.