Complex sentence: Polybius VI.31,40 However, it apears that in battle, the "extraordinarii" were not deployed in a special position, but fought in their "alae" with the rerst of the "socii" troops.
Split into simpler sentences: Polybius VI.31,40 However, in battle, there is no evidence that the "extraordinarii" occupied a special position. Presumably, they fought in their "alae", alongside with the rerst of the "socii" troops.