FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term unguis ID (Ontology) FBbt:00004660 (Fly Anatomy)
Definition The paired, hollow chitinous hooks at the end of the pretarsus. These are sclerotized extensions of the integument (i.e. they consist of underlying epidermis and overlying cuticle).[ FlyBase:FBrf0007734 FlyBase:FBrf0111704 FlyBase:FBrf0166419 ]
Also Known As "claw"
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     168
Insertions (FBti)  PHENOTYPE_MANIFEST_IN      43
Constructs (FBtp)  PHENOTYPE_MANIFEST_IN      43
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
 unguis (all annotations which use CV term, excluding "NOT" statements)     168      3     43     43
     unguis | absent       2       --       --       1
     unguis | cell autonomous | ectopic | somatic clone       1       --       --       --
     unguis | distal       2       --       --       2
     unguis | ectopic      12       --       --       5
     unguis | ectopic | somatic clone       3       --       --       --
     unguis | increased number       2       --       --       --
     unguis | P-stage       2       --       1       --
     unguis | pupal stage       2       --       --       --
     unguis | somatic clone       7       --       1       --
     unguis | somatic clone - Minute background       1       --       1       --
     unguis | temperature conditional       2       --       --       1
Spanning Tree (Parents/Children)
Only view relationship:
region of integument
 |__sclerite_______________
 |__integumentary process__|
                           unguis  266 rec.
                            |__mesothoracic unguis 6 rec.
                            |__metathoracic unguis 6 rec.
                            |__prothoracic unguis 11 rec.
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Is a sclerite
integumentary process
Develops from presumptive unguis
Part of pretarsus
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Synonyms
  • "claw" EXACT
Secondary IDs
hide External Crossreferences & Linkouts
https://www.ento.csiro.au/biology/drosophila/melanogaster.html?tarsal%20claws