Lepidotrichium that is part of the pectoral fin skeleton.
Comment:
Each pectoral lepidotrichium may be unsegmented (e.g., spine), segmented but unbranched (e.g., leading ray) or segmented and branched. Definition of lepidotrichium by Schultze and Arratia (1989: 217). For additional information about lepidotrichia see Arratia et al. 2001 and Arratia 2008.; [provenance-note] "This class was sourced from an external ontology (vertebrate_skeletal_anatomy). Its definitions, naming conventions and relationships may need to be checked for compatibility with uberon" xsd:string {source="http://purl.obolibrary.org/obo/vsao.owl"}