What Kind Of Invertebrate Is A Cephalopod?

What Kind Of Invertebrate Is A Cephalopod? Classification. Octopus and squid belong to a group of marine invertebrates known as cephalopods. Cephalopod means ‘head-footed’ – the arms and tentacles are derived from the head. Their closest relatives are snails, slugs, chitons and shellfish, collectively known as molluscs. What are cephalopods classified as? Cephalopod, any member