FB2026_03 , released September 17, 2026
CV Term Report
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General Information
Term transmedullary Y neuron ID (Ontology) FBbt:00003817 (Fly Anatomy)
Definition An intrinsic columnar neuron of the optic lobe whose cell body lies in the distal cortex of the medulla and that arborizes in the medulla and branches in the second optic chiasm with one branch innervating the lobula and the other the lobula plate.[ FlyBase:FBrf0049410 ]
Also Known As"TmY"
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VFB:FBbt_00003817
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 transmedullary Y neuron (all annotations which use CV term, excluding "NOT" statements)
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  optic lobe intrinsic columnar neuron
   |__transmedullary neuron
       |__transmedullary Y neuron  64 rec.
           |__adult transmedullary Y neuron TmY17
           |__adult transmedullary Y neuron TmY19a
           |__adult transmedullary Y neuron TmY19b
           |__adult transmedullary Y neuron TmY21
           |__transmedullary neuron Tm3Y 1 rec.
           |__transmedullary neuron Tm5Y 2 rec.
           |__transmedullary Y neuron ChaTmYnew1 1 rec.
           |__transmedullary Y neuron TmY-ds
           |__transmedullary Y neuron TmY1 1 rec.
           |__transmedullary Y neuron TmY2 2 rec.
           |__transmedullary Y neuron TmY3 9 rec.
           |__transmedullary Y neuron TmY4 7 rec.
           |__transmedullary Y neuron TmY5 2 rec.
           |__transmedullary Y neuron TmY5a 13 rec.
           |__transmedullary Y neuron TmY6
           |__transmedullary Y neuron TmY7
           |__transmedullary Y neuron TmY8 9 rec.
           |__transmedullary Y neuron TmY9 4 rec.
           |__transmedullary Y neuron TmY10 6 rec.
           |__transmedullary Y neuron TmY11 2 rec.
           |__transmedullary Y neuron TmY12 1 rec.
           |__transmedullary Y neuron TmY13 2 rec.
           |__transmedullary Y neuron TmY14 14 rec.
           |__transmedullary Y neuron TmY15 3 rec.
           |__transmedullary Y neuron TmY16
           |__transmedullary Y neuron TmY18
           |__transmedullary Y neuron TmY20
           |__transmedullary Y neuron TmY27 3 rec.
           |__transmedullary Y neuron vGlutTmYnew1 2 rec.
               |__transmedullary Y neuron Rh3TmY
               |__transmedullary Y neuron Rh4TmY 1 rec.
               |__transmedullary Y neuron Rh5TmY
               |__transmedullary Y neuron Rh6TmY
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Is a transmedullary neuron
Develops from immature transmedullary Y neuron
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VFB:FBbt_00003817