FB2026_03 , released September 17, 2026
CV Term Report
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General Information
Term embryonic/larval spiracular tracheal branch ID (Ontology) FBbt:00000303 (Fly Anatomy)
Definition Embryonic/larval trachea that branches from a transverse connective and connects to a spiracle.[ FlyBase:FBrf0064787 ]
Also Known As"larval spiracular branch" ; "larval spiracular trachea"
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Data ClassFieldDirect annotations
Insertions (FBti)EXPRESSION_STAGE_TISSUE_POSITION
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 embryonic/larval spiracular tracheal branch (all annotations which use CV term, excluding "NOT" statements)
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larval tracheal system
 |__embryonic/larval tracheal section__
tracheal section                       |
 |__embryonic/larval tracheal section__|
 |__tracheal branch____________________|
                                       embryonic/larval spiracular tracheal branch  13 rec.
                                        |__embryonic/larval spiracular tracheal branch 1
                                        |__embryonic/larval spiracular tracheal branch 2
                                        |__embryonic/larval spiracular tracheal branch 3
                                        |__embryonic/larval spiracular tracheal branch 4
                                        |__embryonic/larval spiracular tracheal branch 5
                                        |__embryonic/larval spiracular tracheal branch 6
                                        |__embryonic/larval spiracular tracheal branch 7
                                        |__embryonic/larval spiracular tracheal branch 8
                                        |__embryonic/larval spiracular tracheal branch 9
                                        |__embryonic/larval spiracular tracheal branch 10 2 rec.
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Is a embryonic/larval tracheal section
tracheal branch
Develops from spiracular tracheal branch primordium
Part of
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