FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term posterior crossvein ID (Ontology) FBbt:00004768 (Fly Anatomy)
Definition Crossvein that connects the wing vein L4 and wing vein L5.[ FlyBase:FBrf0007734 FlyBase:FBrf0202743 ]
Also Known As "medial cross-vein" ; "PCV"
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     416
Insertions (FBti)  PHENOTYPE_MANIFEST_IN      34
Constructs (FBtp)  PHENOTYPE_MANIFEST_IN     151
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
 posterior crossvein (all annotations which use CV term, excluding "NOT" statements)     416      4      5     34    152
     posterior crossvein | absent       4       --       --       --       4
     posterior crossvein | adult stage | ectopic       2       --       --       --       2
     posterior crossvein | anterior       2       --       --       --       1
     posterior crossvein | cold sensitive       1       --       --       --       --
     posterior crossvein | ectopic       9       --       --       2      3
     posterior crossvein | heat sensitive       5       --       --       --       3
     posterior crossvein | maternal effect       2       --       --       --       --
     posterior crossvein | somatic clone      10       --       --       1       --
Spanning Tree (Parents/Children)
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  wing vein
   |__crossvein
       |__posterior crossvein  611 rec.
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https://www.ento.csiro.au/biology/drosophila/melanogaster.html?dm-cu