FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term postocellar bristle ID (Ontology) FBbt:00004126 (Fly Anatomy)
Definition Large bristle of the adult dorsal head, located posterior and slightly lateral to the ocelli (Eichler et al., 2024). There is one of these on each side (Eichler et al., 2024).[ FlyBase:FBrf0007734 FlyBase:FBrf0031004 FlyBase:FBrf0259346 ]
Also Known As "PoOc bristle" ; "postvertical bristle" ; "postvertical seta"
Comment Renamed from 'postvertical' following Eichler et al. (2024) terminology, since this bristle is posterior to the ocelli and not the vertical bristles.
Links to External Ontologies
VFB:FBbt_00004126
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     108
Insertions (FBti)  PHENOTYPE_MANIFEST_IN       9
Constructs (FBtp)  PHENOTYPE_MANIFEST_IN      10
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
 postocellar bristle (all annotations which use CV term, excluding "NOT" statements)     108      4      9     10
     postocellar bristle | decreased number       3       --       1      1
     postocellar bristle | heat sensitive       3       --       1      2
     postocellar bristle | somatic clone       1       --       --       --
Spanning Tree (Parents/Children)
Only view relationship:
chaeta
 |__adult head bristle__
mechanosensory chaeta   |
 |__macrochaeta_________|
adult head sensillum    |
 |__adult head bristle__|
                        postocellar bristle  131 rec.
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Is a adult head bristle
macrochaeta
Develops from presumptive postvertical bristle
Part of adult head capsule
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Synonyms
Secondary IDs
hide External Crossreferences & Linkouts
https://www.ento.csiro.au/biology/drosophila/melanogaster.html?postocellar%20setae
VFB:FBbt_00004126