Dravidians from Africa/not Europe

[Richard M. Alderson III]

Clyde A. Winters writes:
 
>This theory is not based on physical affinities, it is based on the
>archaeological and linguistic evidence that point to Africa as the original
                    ^^^^^^^^^^^^^^^^^^^
>home of the Dravidian speakers.
 
As has already been pointed out, this is a linguistics mailing list.  Please
post citations of the linguistic evidence adduced for such a relationship, with
bibliography if possible.
 
                                                                Rich Alderson