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Present in some microphagous fishes and comprises a paired dorsal diverticulum located towards the posterior of the pharynx. In the majority of species it's divided into two sections by additional gill rakers which trap small food particles.

","definitionText","Present in some microphagous fishes and comprises a paired dorsal diverticulum located towards the posterior of the pharynx. In the majority of species it's divided into two sections by additional gill rakers which trap small food particles.","isScientific","isCrossReference","isArchived","crossReferenceTo","illustrations",[],"related",[32,33,34,35,36],"species",[],"speciesCount",0,{"_13":51,"_9":51,"_38":52,"_21":12,"_20":12,"_30":53},{"_13":48,"_9":48,"_38":49,"_21":12,"_20":12,"_30":50},{"_13":44,"_9":45,"_38":46,"_21":12,"_20":12,"_30":47},{"_13":41,"_9":41,"_38":42,"_21":12,"_20":12,"_30":43},{"_13":37,"_9":37,"_38":39,"_21":12,"_20":12,"_30":40},"posterior","definition","Located near or towards the rear end; further back in position.",396,"pharynx","Section of the alimentary canal connecting the mouth and nasal apparatus with the oesophagus.",4,"gill-raker","gill raker","Any of the bony processes located on the gill arch which function to either retain food items or otherwise prevent solid matter from entering the gill chamber. Vary in number and size depending on taxon and therefore useful in identification.",88,"dorsal","Of, toward, on, in, or near the back or upper surface of an organism or part.",667,"diverticulum","A pouch or sac branching from a hollow organ or structure, such as the alimentary canal.",10,"requestId","72e6c533-3d9c-45e0-95e8-d629a78033da","nonce","hI4edPkzYAMNZKe6G2xp0g==","analyticsToken","d6ab6d3180364bdf8f98e5d5fa0b1eb7","siteUrl","https://www.seriouslyfish.com","indexable",true,"adPlaceholders",{"_68":69,"_70":71,"_72":73,"_74":75,"_76":77,"_78":79,"_80":81,"_82":83,"_84":85,"_86":87},"adSlotPreview","ezoicEnabled","top_of_page","126","sidebar","127","sheet_foot","128","in_content_1","129","in_content_2","130","in_content_3","131","in_content_4","132","in_content_5","133","in_content_6","134","bottom_of_page","135"]