Corse is a European surname with several apparently independent origins.
(This has independent origins from the same term in English.)
Despite the similarity, it appears the two names have independent linguistic origins.
Such a match cannot be explained by independent origin.
If they stood alone, we should still have to consider whether they are such as to suggest cultural influence or independent origin.
You can't have independent origins producing the same species on different worlds.
They have unclear relationships and are of independent origins.
"It seems to be something that had multiple independent origins."
Each of these had its own independent origin, development and supporters.
Its independent origins begin in the 16th century.