Paleogeyan or Paleogaean: How To spell?

The word Paleogeyan is misspelled against Paleogaean, an adjective meaning "pertaining to the Eastern hemisphere."

--> Paleogaean has vowels 'ae' together mispronounced as 'ey'
Word contains consecutive vowels 'AE' in between alphabets paleog & an is misspelled as 'EY'
Wrong Spelling:  paleog-ey-an 
Correct Spelling:  paleog-ae-an 
Find more incorrect spellings of Paleogaean to spell right way.

-->

You might be interested to know

Propeydeutical or Propaedeutical?

Teyniada or Taeniada?

Balanoidea or Balaenoidea?