rodinia

As proper nouns the difference between gondwanaland and rodinia

is that gondwanaland is older name for Gondwana while Rodinia is the world supercontinent that formed at the end of the Mesoproterozoic era, then broke into eight continents during the Neoproterozoic.

As proper nouns the difference between gondwana and rodinia

is that gondwana is a region in India while Rodinia is the world supercontinent that formed at the end of the Mesoproterozoic era, then broke into eight continents during the Neoproterozoic.

As a noun taxonomy

is the science or the technique used to make a classification.

As a proper noun rodinia is

(ancient world supercontinent).