FB2026_03 , released September 17, 2026
CV Term Report
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General Information
Term prothoracic coxa ID (Ontology) FBbt:00004664 (Fly Anatomy)
Definition The coxa of the prothoracic leg. It is much larger than the coxae of the other two legs.[ FlyBase:FBrf0219028 ]
Also Known As"T1 coxa"
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 prothoracic coxa (all annotations which use CV term, excluding "NOT" statements)
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adult prothoracic segment
 |__prothoracic leg__________
leg                          |
 |__prothoracic leg__________|
segment of leg               |
 |__coxa_____________________|
ventral ectoderm derivative  |
 |__prothoracic leg__________|
                             prothoracic coxa  18 rec.
                              |__hair plate of prothoracic coxa 1 rec.
                              |   |__hair plate of prothoracic coxa CoHP3
                              |   |__hair plate of prothoracic coxa CoHP4
                              |   |__hair plate of prothoracic coxa CoHP8
                              |__prothoracic coxal bristle 4 rec.
                              |   |__prothoracic coxal bristle on hairy island 4 rec.
                              |__prothoracic coxal trichoid sensillum 5 rec.
                                  |__prothoracic coxal trichoid sensillum St3 1 rec.
                                  |__prothoracic coxal trichoid sensillum St4 1 rec.
                                  |__prothoracic coxal trichoid sensillum St8 1 rec.
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Is a coxa
Develops from presumptive prothoracic coxa
Part of prothoracic leg
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Synonyms
  • "T1 coxa" EXACT
Secondary IDs
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https://www.ento.csiro.au/biology/drosophila/melanogaster.html?procoxa