FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term furcasternum ID (Ontology) FBbt:00004570 (Fly Anatomy)
Definition Sclerite of the ventral adult prothorax that is located over the midline and surrounds the opening into the prothoracic sternal apodeme (Ferris, 1950). It is between the prothoracic and mesothoracic preepisternum regions (Ferris, 1950).[ FlyBase:FBrf0007734 ]
Also Known As "furcasternum 1" ; "prothoracic furcasternum"
Comment Only seems to be present in prothoracic segment according to Ferris (1950), despite sternal apophyses in all segments (according to Miller, 1950 - FBrf0186027).
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 furcasternum (all annotations which use CV term, excluding "NOT" statements)       2
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  region of integument
   |__sclerite
       |__furcasternum  2 rec.
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Is a sclerite
Part of prothoracic sternum
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