fontanelle lateral fontanel of frontal UBERON:2002011 Original reference: de Pinna MCC, Vari RP. 1995. Monophyly and phylogenetic diagnosis of the family Cetopsidae, with synonymization of the Helogenidae (Teleostei: Siluriformes). Smithsonian Contributions to Zoology 571: 1-26. This class was sourced from an external ontology (teleost_anatomy). Its definitions, naming conventions and relationships may need to be checked for compatibility with uberon ZFA:0005537 Fontanel within the frontal bone near the frontal-sphenotic joint. Lateral fontanel of frontal is paired.