• site
  • A 34 year old woman presented http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1800968/with a two year history of a tender, purplish-brown nodule at the site of a longstanding "mole" on her umbilicus. (regionalderm.com)
  • found
  • found in Spain and Portugal Umbilicus hispidus (Lam. (wikipedia.org)
  • An umbilicus can vary from very narrow and punctured, as found in Petasina unidentata, to wide and shallow, such as the deep and wide depression in the rounded snail (Discus rotundatus). (wikipedia.org)
  • structure
  • The Umbilicus is believed to be a separate structure from the Milliarium Aureum, which was built nearby by Augustus (c. 20 BC) and served much the same purpose for distance reference. (wikipedia.org)