O king, the last Varsha in the north and Bharata Varsha in the south are both of the form of a bow. Ilavrita is situated in the very middle of the five Varshas.
धनु:संस्थे महाराज द्वे वर्षे दक्षिणोत्तरे। इलावृतं मध्यमं तु पञ्च वर्षाणि चैव हि॥