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"Little more than a tiny green sphere, and those that grow atop are readily dislodged by gusts of wind, which aids in their dispersal."
You surely meant, "they are little more".
These probably form a unique landscape, in the aggregate. Tiny fauna in the mountains of the Dixon-Darwin super continent would have very good reason to invest in chitinases.

Made the edit, and yes, hopefully these will add to the uniqueness of the peaks and perhaps encourage others to make similar peak-dwelling microorganisms.