Ichthyosaria or Ichthyosauria: How To spell?

The word Ichthyosaria is misspelled against Ichthyosauria, a noun meaning "An extinct order of marine reptiles, including Ichthyosaurus and allied forms; -- called also Ichthyopterygia. They have not been found later than the Cretaceous period."

Word contains consecutive vowels 'AU' in between alphabets ichthyos & ria is misspelled as 'A' as letter 'U' is phonetically ig
Wrong Spelling:  ichthyos-a-ria 
Correct Spelling:  ichthyos-au-ria 
Find more incorrect spellings of Ichthyosauria to spell right way.

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