pharyngeal jaw

pharyngeal jaw
fused left and right fifth ceratobranchial bones, e.g. in Cichlidae, Embiotocidae, Labridae and Pomacentridae. The suture may leave no trace and have teeth over the symphysis

Dictionary of ichthyology. 2009.

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  • Pharyngeal jaws — are a second set of jaws contained within an animal s mouth, or pharynx, distinct from the primary jaws.The most notable example of a species possessing a pharyngeal jaw is the Moray Eel. Moray Eels actually do have an inner set of jaws, which… …   Wikipedia

  • Jaw — The jaw is either of the two opposable structures forming, or near the entrance to the mouth. The term jaws is also broadly applied to the whole of the structures constituting the vault of the mouth and serving to open and close it and is part of …   Wikipedia

  • pharyngeal arch — a segment of the lateral wall of the pharynx that will form jaw and gill structures. The anterior two arches form jaw structures and the following 5 arches form gill structures. Each arch is separated from its neighbours by an endodermal… …   Dictionary of ichthyology

  • Jaw jerk reflex — The jaw jerk reflex or the masseter reflex is a stretch reflex used to test the status of a patient s trigeminal nerve (CN V).[1] The mandible or lower jaw is tapped at a downward angle just below the lips at the chin while the mouth is held… …   Wikipedia

  • First pharyngeal arch — First branchial arch Diagram showing the regions of the adult face and neck related to the fronto nasal process and the branchial arches …   Wikipedia

  • oral jaw — the typical jaw of the mouth region as opposed to the internal jaw or pharyngeal teeth and associated structures …   Dictionary of ichthyology

  • Mediterranean moray — Scientific classification Kingdom: Animalia Phylum: Chordata …   Wikipedia

  • Halfbeak — label2= 2=Adrianichthyidae Phylogeny of the halfbeaks. The halfbeak family Hemiramphidae (Zenarchopterinae + Hemirhamphinae) is paraphyletic. [Nathan R. Lovejoy, Mahmood Iranpour, and Bruce B. Collette. 2004. Phylogeny and Jaw Ontogeny of… …   Wikipedia

  • Red saddleback anemonefish — Taxobox name = Red saddleback anemonefish regnum = Animalia phylum = Chordata classis = Actinopterygii ordo = Perciformes familia = Pomacentridae genus = Amphiprion species = A. ephippium binomial = Amphiprion ephippium binomial authority =… …   Wikipedia

  • Moray eel — Temporal range: Late Miocene–Recent …   Wikipedia

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