OBO ID: ZFA:0005435 |
Term Name: | actinotrichium | Search Ontology: | |
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Definition: | Skeletal element which is a slender, horny, flexible, unsegmented fibril which provide structural support to fin folds or fins. Actinotrichia are translucent, exhibit birefringence (double refraction) and are composed of the scleroprotein elastoidine. | ||
Appears at: | Pharyngula:Prim-5 (24.0h-30.0h) | ||
Evident until: | Adult (90d-730d, breeding adult) | ||
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Ontology: | Anatomy Ontology |