| Term Name: | arrector muscle |
|---|---|
| Synonyms: | |
| Definition: | Fin muscle that is located on the anterior edge of the fin. Arrector muscles change the angle of the leading edge of the fin during swimming. |
| Appears at: | Unknown |
| Evident until: | Adult (90d-730d, breeding adult) |
| Ontology: | Anatomy Ontology [ZFA:0005275] |
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