part of part of has part has part has_part develops from develops from has developmental contribution from has developmental contribution from parafollicular cell CALCA gene translation product endocrine system neural crest endocrine gland ultimobranchial body ultimopharyngeal body Wikipedia:Ultimopharyngeal_body ultimopharyngeal gland telobranchial body EHDAA:9139 XAO:0000452 telopharyngeal body postbranchial body MESH:D014460 ultimobranchial TAO:0001448 EHDAA:2987 An outpocketing of one of the caudal pharyngeal pouches that is comprised on calcitonin-producing parafollicular cells. AAO:0010547 ZFA:0001448 EHDAA2:0002103 EMAPA:36030 GAID:1246 SCTID:345552007 ultimobranchial gland VHOG:0001185 UBERON:0003092 pharyngeal pouch endoderm-derived structure structure with developmental contribution from neural crest