Skeletal subdivision that is part of the extra-oral dermal skeletal system that develops and remains invested within the integument, primarily the dermis.
Comment:
[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"}