noun (n)

• small tropical flea; the fertile female burrows under the skin of the host including humans(noun.animal)

  Synonym:
  chigoe, chigoe flea, tunga penetrans
  

  source: wordnet30
• larval mite that sucks the blood of vertebrates including human beings causing intense irritation(noun.animal)

  Synonym:
  harvest mite, jigger, redbug
  

  source: wordnet30