Term Name: | caudal fin principal ray 18 |
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Synonyms: | caudal principal lepidotrichium 18, caudal principal ray 18 |
Definition: | Caudal principal ray that is ventrally adjacent to caudal principal ray 17. |
Appears at: | Unknown |
Evident until: | Adult (90d-730d, breeding adult) |
Ontology: | Anatomy Ontology [ZFA:0005528] |
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