Hawstellata or Haustellata: How To spell?

The word Hawstellata is misspelled against Haustellata, a noun meaning "An artificial division of insects, including all those with a sucking proboscis."

Word contains consecutive vowels 'AU' in between alphabets h & stellata is misspelled as 'AW'
Wrong Spelling:  h-aw-stellata 
Correct Spelling:  h-au-stellata 
Explore spell check of Haustellata to spell without errors.

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