#auricula__auricular_appendage__auricularappendage__auricular_appendix__auricularappendix a pouch projecting from the top front of each atrium of the heart
supertype: #pouch.sac__pocket (anatomy) saclike structure in any of various animals (as a marsupial or gopher or pelican)
part of: #atrium_cordis__atrium_of_the_heart the upper chamber of each half of the heart
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