FB2026_03 , released September 17, 2026
CV Term Report
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General Information
Term distal costal vein ID (Ontology) FBbt:00004756 (Fly Anatomy)
Definition Distal-most of the three segments of the costal vein. It bears two rows of widely spaced, recurved microchaetae and two large macrochaetae at its distal tip.[ FlyBase:FBrf0031004 FlyBase:FBrf0202743 ]
Also Known As"DCo"
CommentThe distal costa is sometimes also referred to as marginal vein or wing vein L1 (Blair, 2007).
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Data ClassFieldDirect annotations
Alleles (FBal)PHENOTYPE_MANIFEST_IN
Constructs (FBtp)PHENOTYPE_MANIFEST_IN
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 distal costal vein (all annotations which use CV term, excluding "NOT" statements)
     distal costal vein | ectopic
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wing
 |__wing vein segment_____
cuticular specialization  |
 |__wing vein segment_____|
longitudinal vein         |
 |__costal vein___________|
                          distal costal vein  10 rec.
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Is a wing vein segment
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