Final answer:
The Italian name for squid used on menus is 'calamari,' which is a term commonly associated with dishes in Italian cuisine like fried calamari.
Step-by-step explanation:
The Italian name for squid, often used on menus, is calamari. Squid belong to the class Cephalopoda, along with other mollusks like the nautilus, cuttlefish, and octopus. Squid, cuttlefish, octopuses, and nautilus are all cephalopods known for their distinct features and abilities, such as their tentacles and ink-squirting defense mechanism.
When served in culinary contexts, especially in Italian cuisine, squid is frequently referred to as calamari, with dishes like fried calamari being popular around the world.