FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term basal cylinder ID (Ontology) FBbt:00004518 (Fly Anatomy)
Definition The adult antennal segments basal to the arista. It includes antennal segments 4 and 5.[ FlyBase:FBrf0007734 FlyBase:FBrf0037077 ]
Also Known As "antennal segment 4+5 of Ferris" ; "basal capsule"
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Annotations
Records annotated with this term OR any of its CHILD TERMS
Records annotated with this exact term (annotations to child terms are NOT included)
Data Class Field Records
Alleles (FBal)  PHENOTYPE_MANIFEST_IN      20
Insertions (FBti)  EXPRESSION_STAGE_TISSUE_POSITION       4
Insertions (FBti)  PHENOTYPE_MANIFEST_IN       1
Constructs (FBtp)  PHENOTYPE_MANIFEST_IN       3
show Full annotation statements including this term (annotations to child terms are NOT included), and relevant FlyBase records
 Full annotation statements 
Relevant FlyBase reports
 Alleles Images Insertions Constructs
 basal cylinder (all annotations which use CV term, excluding "NOT" statements)      20      3      5      4
     basal cylinder | somatic clone       3       --       --       --
Spanning Tree (Parents/Children)
Only view relationship:
  appendage segment
   |__segment of antenna
       |__basal cylinder  48 rec.
           |__fifth segment of antenna 9 rec.
           |__fourth segment of antenna 12 rec.
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Is a segment of antenna
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