FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term spiracular filament ID (Ontology) FBbt:00000430 (Fly Anatomy)
Definition Cuticular filament that connects the spiracular scar to the base of the spiracular chamber in the larval posterior spiracle during the second and third instars. It is a remnant of the expulsion of the spiracular cuticle during molting.[ FlyBase:FBrf0064787 ]
Also Known As "scar filament"
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  acellular anatomical structure
   |__cuticular specialization
       |__spiracular filament
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Is a cuticular specialization
Part of embryonic/larval posterior spiracle
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