FB2026_03 , released September 17, 2026
CV Term Report
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General Information
Term connective ID (Ontology) FBbt:00005104 (Fly Anatomy)
Definition A longitudinally oriented fascicle that connects two or more neuromeres.[ FlyBase:FBrf0166419 FlyBase:FBrf0224194 ]
Also Known As"longitudinal axon tract" ; "longitudinal fascicle" ; "longitudinal fiber"
Comment
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VFB:FBbt_00005104
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Direct annotations: records annotated with this exact term (child terms are NOT included)
Data ClassFieldDirect annotations
Alleles (FBal)PHENOTYPE_MANIFEST_IN
Insertions (FBti)PHENOTYPE_MANIFEST_IN
Constructs (FBtp)PHENOTYPE_MANIFEST_IN
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 Full annotation statements 
Relevant FlyBase reports
 Alleles Genes Images Insertions Constructs
 connective (all annotations which use CV term, excluding "NOT" statements)
     connective | absent | embryonic stage
      --       --       --       --
     connective | decreased number | larval stage
      --       --       --       --
     connective | embryonic stage
      --       --
     connective | larval stage
      --       --       --       --
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Vocabulary search 
  tract
   |__fascicle
       |__connective  825 rec.
           |__embryonic/larval cervical connective 10 rec.
           |   |__lateral cervical tract 5 rec.
           |   |__medial cervical tract
           |   |__posterior cervical tract
           |__embryonic/larval supraesophageal connective 1 rec.
           |   |__embryonic/larval protocerebral connective 1 rec.
           |__frontal connective 2 rec.
           |__larval longitudinal connective 754 rec.
               |__intermediate longitudinal fascicle(+) 42 rec.
               |__lateral longitudinal fascicle(+) 63 rec.
               |__medial longitudinal fascicle(+) 85 rec.
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VFB:FBbt_00005104