part of part of cartilage element zonal area epicoracoid coracoid cartilage UBERON:3000762 Paired, flat cartilaginous arches that compose the central portion of the zonal area, unites the clavicle and coracoid of each half of the pectoral girdle, and form the medial margins of the pectoral fenestrae. infracoracoid sterni ossa media corpus sterni This class was sourced from an external ontology (amphibian_anatomy). Its definitions, naming conventions and relationships may need to be checked for compatibility with uberon entosternal zonal element