Spalahores was mentioned on the coins of Vonones, as his brother, together with Spalahores' son Spalagadames.
Spalahores apparently did not strike coins on his own, but was mentioned on most of the coins of Vonones. He was probably identical with Spalirises (in Greek on the obverse legend of coins), who mints as king in the following period.
- "The Shape of Ancient Thought. Comparative studies in Greek and Indian Philosophies" by Thomas McEvilley (Allworth Press and the School of Visual Arts, 2002) ISBN 1-58115-203-5
- "The Greeks in Bactria and India", W.W. Tarn, Cambridge University Press.