FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
Help Close All Open All
General Information
Term pretarsus ID (Ontology) FBbt:00004653 (Fly Anatomy)
Definition The most distal segment of the adult leg. This segment is highly derived and bears the claws.[ FlyBase:FBim0000836 FlyBase:FBrf0007734 FlyBase:FBrf0111704 FlyBase:FBrf0219028 ]
Also Known As "claw organ"
Comment Schubiger et al. (2012) list this as part of the tarsus (fifth tarsal segment).
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      56
Insertions (FBti)  PHENOTYPE_MANIFEST_IN       4
Constructs (FBtp)  PHENOTYPE_MANIFEST_IN      22
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
 pretarsus (all annotations which use CV term, excluding "NOT" statements)      57      7     12      4     23
     pretarsus | ectopic      15       --       --       --      13
     pretarsus | ectopic | somatic clone       1       --       --       1       --
     pretarsus | heat sensitive       2       --       --       --       --
     pretarsus | somatic clone       8       --       --       --       --
Spanning Tree (Parents/Children)
Only view relationship: 
  appendage segment
   |__segment of leg
       |__pretarsus  356 rec.
           |__mesothoracic pretarsus 6 rec.
           |__metathoracic pretarsus 6 rec.
           |__prothoracic pretarsus 14 rec.
Spanning Tree View Settings
Parents/Children
View Depth
Show hierarchy levels: for parents, for children
hide Relationships
Is a segment of leg
Part of
hide Synonyms & Secondary IDs
Synonyms
Secondary IDs
hide External Crossreferences & Linkouts