FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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Term comet stage spermatid ID (Ontology) FBbt:00057174 (Fly Anatomy)
Definition An early elongation-stage spermatid of length 35-120 micrometers resembling a comet, with a bipartite parallel mitochondrial derivative that developed from the Nebenkern, with its diameter decreasing from 5 to 1 micrometers. The cytoplasmic inclusions in the mitochondrial derivative gradually disappear. The nucleus is round and clear.[ FlyBase:FBrf0064778 ]
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 comet stage spermatid (all annotations which use CV term, excluding "NOT" statements)       1
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  elongation stage spermatid
   |__early elongation stage spermatid
       |__comet stage spermatid  1 rec.
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Is a early elongation stage spermatid
Develops from leaf blade stage spermatid
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