How to spell ECHYNIDAN correctly?

If you've misspelled "Echynidan", fret not, as there are possible corrections that might help. "Echinoderm" is a correct term relating to marine animals like starfish and sea urchins. Alternatively, you could consider "echidna", referring to a spiny anteater found in Australia. Double-checking spellings and consulting a dictionary or search engine can always lead you to the right word.