Kautilya's Arthashastra 10.6.26

10.6.26

sa yugmorasyo daṇḍapakṣaḥ śakaṭaḥ //

When it consists of two lines in front and has its wings arranged as in the staff-like array, it is called a cart-like array; the reverse of this is called a crocodile-like array; the cart-like array which consists of elephants, horses and chariots is called váripatantaka (?)--these are the varieties of the snake-like array.