FB2026_03 , released September 17, 2026
CV Term Report
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General Information
Term prothoracic tibia ID (Ontology) FBbt:00004665 (Fly Anatomy)
Definition Segment of the prothoracic leg. Proximally, it articulates with the femur and distally with the first tarsal segment. On its anterior side it has 5-7 transverse rows of bristles.[ FlyBase:FBrf0031004 FlyBase:FBrf0219028 ]
Also Known As"T1 tibia"
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Alleles (FBal)PHENOTYPE_MANIFEST_IN
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 prothoracic tibia (all annotations which use CV term, excluding "NOT" statements)
     prothoracic tibia | somatic clone
      --       --       --
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adult prothoracic segment
 |__prothoracic leg__________
leg                          |
 |__prothoracic leg__________|
segment of leg               |
 |__tibia____________________|
ventral ectoderm derivative  |
 |__prothoracic leg__________|
                             prothoracic tibia  50 rec.
                              |__hair plate of prothoracic tibia TiHP3
                              |__prothoracic tibial bract 5 rec.
                              |__prothoracic tibial bristle 29 rec.
                              |   |__prothoracic tibial apical bristle 13 rec.
                              |   |__prothoracic tibial preapical bristle 4 rec.
                              |   |__prothoracic tibial transverse row bristle 15 rec.
                              |__prothoracic tibial sense organ 1 rec.
                              |__prothoracic tibial trichoid sensillum 2 rec.
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Is a tibia
Develops from presumptive prothoracic tibia
Part of prothoracic leg
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Synonyms
  • "T1 tibia" EXACT
Secondary IDs
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https://www.ento.csiro.au/biology/drosophila/melanogaster.html?protibia