FB2026_01 , released March 12, 2026
FB2026_01 , released March 12, 2026
CV Term Report
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General Information
Term sex comb ID (Ontology) FBbt:00004296 (Fly Anatomy)
Definition A row of darkly pigmented, male specific chaetae located on the prothoracic metatarsal segment of the prothoracic leg. The number of chaetae (teeth) per sex comb varies between individuals, e.g.- Hannah-Alava and Stern report 10-13.[ FlyBase:FBrf0011482 FlyBase:FBrf0012178 ]
Also Known As "ctenidium" ; "metatarsal comb"
Comment
Links to External Ontologies
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     357
Insertions (FBti)  EXPRESSION_STAGE_TISSUE_POSITION       1
Insertions (FBti)  PHENOTYPE_MANIFEST_IN      54
Constructs (FBtp)  PHENOTYPE_MANIFEST_IN      99
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 Genes Images Insertions Constructs
 sex comb (all annotations which use CV term, excluding "NOT" statements)     357      3      6     55     99
     sex comb | adult stage       1       --       --       1       --
     sex comb | adult stage | ectopic       5       --       --       --       3
     sex comb | cell autonomous | ectopic | somatic clone       1       --       --       1       --
     sex comb | cell autonomous | somatic clone       1       --       --       --       --
     sex comb | ectopic     117       --       --       8     37
     sex comb | ectopic | female       2       --       --       --       --
     sex comb | ectopic | female limited       2       --       --       --       1
     sex comb | ectopic | heat sensitive       2       --       --       --       1
     sex comb | ectopic | male       2       --       --       --       --
     sex comb | ectopic | somatic clone       4       --       --       --       1
     sex comb | female       1       --       --       --       --
     sex comb | female limited       2       --       --       --       --
     sex comb | heat sensitive       5       --       --       1      3
     sex comb | increased number      41       --       --      16      9
     sex comb | increased number | temperature conditional       1       --       --       --       --
     sex comb | maternal effect       4       --       --       --       --
     sex comb | pharate adult stage       2       --       --       --       2
     sex comb | proximal       1       --       --       --       --
     sex comb | somatic clone       6       --       --       1       --
Spanning Tree (Parents/Children)
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prothoracic metatarsus
 |__metatarsus of male prothoracic leg__
male organism                           |
 |__metatarsus of male prothoracic leg__|
 |__male-specific anatomical entity_____|
row                                     |
 |__sensillum row_______________________|
anatomical entity                       |
 |__male-specific anatomical entity_____|
                                        sex comb  536 rec.
                                         |__sex comb tooth 40 rec.
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Is a male-specific anatomical entity
sensillum row
Part of metatarsus of male prothoracic leg
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Synonyms
Secondary IDs
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https://www.ento.csiro.au/biology/drosophila/melanogaster.html?sex%20comb
UBERON:6004296