Jat
Kumaon
Parachute and Special Forces

Indian Infantry Regiments World War I, 1st through 30th.
From the book by Paul Watson, published for CIMH. The Indian Army in the Great War 1914-1918: Cavalry Regiments, Infantry Battalions, Mountain Artillery Batteries, and Sappers & Miners Units (Paperback) Available at Amazon. ISBN-13: 978-0982054123

8 Light Cavalry
9 [Deccan] Horse