Pṛthivyāyāma-vistara (Extent and Divisions of the Earth) / पृथिव्यायामविस्तरः
निहीरा हंसमार्गाश्च कुपथास्तङ्गणाः शकाः / अपप्राव रणाश्चैव ऊर्णा दर्वाः सहूहुकाः
nihīrā haṃsamārgāśca kupathāstaṅgaṇāḥ śakāḥ / apaprāva raṇāścaiva ūrṇā darvāḥ sahūhukāḥ
Nihīras, Haṃsamārgas, Kupathas, Taṅgaṇas, and Śakas; and also the Apaprāvas, Raṇas, Ūrṇās, Darvās, and Sahūhukas—these too are enumerated (as janapadas).