FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term cercus ID (Ontology) FBbt:00004844 (Fly Anatomy)
Definition Paired tergite that lies immediately lateral to the anus in males. There are two of these in a male individual.[ FlyBase:FBrf0007734 FlyBase:FBrf0244105 ]
Also Known As "abdominal tergite 10" ; "anal plate"
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      47
Insertions (FBti)  EXPRESSION_STAGE_TISSUE_POSITION       9
Insertions (FBti)  PHENOTYPE_MANIFEST_IN       5
Constructs (FBtp)  PHENOTYPE_MANIFEST_IN      17
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
 cercus (all annotations which use CV term, excluding "NOT" statements)      50      1     10      9     14     22
     cercus | ectopic       6       --       --       --       --       2
     cercus | female       4       --       --       --       3       --
     cercus | heat sensitive       1       --       --       --       --       --
     cercus | male       2       --       --       --       --       --
     cercus | male | somatic clone       1       --       --       --       --       --
     cercus | somatic clone       4       --       --       --       --       --
Spanning Tree (Parents/Children)
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sclerite
 |__abdominal tergite____________
dorsal ectoderm derivative       |
 |__abdominal tergite____________|
region of integument             |
 |__periphallic sclerite_________|
male-specific anatomical entity  |
 |__periphallic sclerite_________|
                                 cercus  106 rec.
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Is a abdominal tergite
periphallic sclerite
Develops from presumptive cercus
Part of male analia
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Synonyms
Secondary IDs
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https://www.ento.csiro.au/biology/drosophila/melanogaster.html?cercus