sandworm

noun4

1. •
   (UK) A lugworm, of species Arenicola marina.
2. •
   (US) A clam worm or ragworm, of species Alitta virens.
3. •
   Hookworm larvae, especially of Ancylostoma braziliense, which cause cutaneous larva migrans.
4. •
   A chigoe, a flea of species Tunga penetrans.