part of part of in taxon develops from develops from capable of capable of has developmental contribution from has developmental contribution from detection of pheromone Sarcopterygii nose sense organ vomeronasal organ AAO:0000997 EMAPA:17612 EFO:0001934 VNO UBERON:0002255 VHOG:0000665 organ of Jacobsen FMA:77280 EHDAA2:0002211 EHDAA:7865 Wikipedia:Vomeronasal_organ MA:0000289 MESH:D019147 An organ thought to supplement the olfactory system in receiving pheromonic communication. The sensory part of the organ is in two long, thin sacs, situated on either side of the nasal septum at its base. XAO:0000272 SCTID:361346007 neuronames:1566 BTO:0002608 Jacobson's organ GAID:354 olfactory placode ectoderm-derived structure intermaxillary process vomeronasal system