part of part of located in develops from nose embryo olfactory placode nasal cavity epithelium olfactory pit EFO:0003496 FMA:295840 XAO:0000275 EHDAA:4772 EHDAA2:0001295 AAO:0011068 EMAPA:16800 An indentation of the olfactory placode which ends when the pits hollows out to form the nasopharynx[GO]. XAO:0004073 UBERON:0005870 Wikipedia:Nasal_pit nasal pit SCTID:361485001 pit