FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term haltere ID (Ontology) FBbt:00004783 (Fly Anatomy)
Definition Paired dorsal 'appendage' of the adult mesothoracic segment. It is a freely movable, capitate stalk. It develops from the dorsal mesothoracic disc. It is used for flight balance.[ FlyBase:FBrf0166419 ]
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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     447
Insertions (FBti)  EXPRESSION_STAGE_TISSUE_POSITION       1
Insertions (FBti)  PHENOTYPE_MANIFEST_IN      56
Constructs (FBtp)  PHENOTYPE_MANIFEST_IN     103
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
 haltere (all annotations which use CV term, excluding "NOT" statements)     447     14     57    108
     haltere | absent       2       --       --       --
     haltere | adult stage      13       --       --      12
     haltere | anterior       3       --       2       --
     haltere | distal       1       --       --       --
     haltere | ectopic      26       --       1     10
     haltere | ectopic | female       1       --       --       --
     haltere | ectopic | heat sensitive       2       --       --       1
     haltere | ectopic | somatic clone       2       --       --       4
     haltere | ectopic | somatic clone | heat sensitive       1       --       --       1
     haltere | heat sensitive       9       --       2      3
     haltere | maternal effect       2       --       2       --
     haltere | P-stage       9       --       --       8
     haltere | pharate adult stage       2       --       --       1
     haltere | posterior       7       --       1       --
     haltere | proximal       2       --       --       2
     haltere | proximal | somatic clone       1       --       --       --
     haltere | somatic clone      16       --       1      5
Spanning Tree (Parents/Children)
Only view relationship:
organism subdivision
 |__appendage____________________
ectodermal derivative            |
 |__ventral ectoderm derivative__|
                                 haltere  687 rec.
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Is a appendage
ventral ectoderm derivative
Develops from haltere disc
Part of adult metathoracic segment
adult external thorax
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Synonyms
Secondary IDs
hide External Crossreferences & Linkouts
https://www.ento.csiro.au/biology/drosophila/melanogaster.html?halter
UBERON:0000987