Decapoda
Pronunciation: /ˌdɛkəˈpəʊdə/
plural noun
Zoology- 1an order of crustaceans which includes shrimps, crabs, and lobsters. They have five pairs of walking legs and are typically marine.
- 2a former order of cephalopod molluscs which includes squids and cuttlefishes, which have eight arms and two long tentacles. Compare with Octopoda.

Origin:
modern Latin (plural), from deca- 'ten' + Greek pous, pod- 'foot'