squilla

noun4

1. •
   A mantis shrimp (Squilla mantis) or other members of the genus Squilla.
2. •
   A dinner bell, (historical) a shrill little bell used to signal dinner for medieval monks.
3. •
   (no longer used) A squill, a sea onion.
4. •
   (no longer used) An insect resembling a mantis shrimp.