part of part of nasal cartilage cranial cartilage nasal skeleton superior prenasal cartilage UBERON:3000586 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 Paired, elongate cartilages that extend anteroventrally to abut the dorsomedial margin of the posterior face of the alary process of the premaxilla. The function of these cartilages is to transmit the movement of the premaxilla to the alary cartilages during the closure of the apertura nasalis externa.