Marine Crustacean Related to the Woodlouse
Puzzle 6 of Tricky Spelling Pack
Question is: Marine Crustacean Related to the Woodlouse
and the answer is: ISOPOD
Word Meaning:
ISOPOD — Any of very many crustaceans, of the order Isopoda, that have a flattened body and no carapace.
Definitions from Wiktionary.