Mahabharata 8.4.46

मालवा मद्रकाश्चैव द्रविडाश्चोग्रविक्रमाःयौधेयाश्च ललित्थाश्च क्षुद्रकाश्चाप्युशीनराः

mālavā madrakāścaiva draviḍāścogravikramāḥyaudheyāśca lalitthāśca kṣudrakāścāpyuśīnarāḥ

Our plain-language meaning of this verse is waiting for scholar review.