| Term Name: | apical ectodermal ridge pectoral fin bud | 
|---|---|
| Synonyms: | AER pectoral fin, apical ectodermal ridge pectoral fin, apical ectodermal ridge pectoral fin buds, apical ectodermal ridge pectoral fins, apical fold pectoral fin | 
| Definition: | Apical ectodermal ridge that is part of the pectoral fin bud. | 
| Appears at: | Pharyngula:Prim-15 (30.0h-36.0h) | 
| Evident until: | Pharyngula:High-pec (42.0h-48.0h) | 
| Ontology: | Anatomy Ontology [ZFA:0000085] | 
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