BHALLA, a subdivision of Khatri (Prakrit form kstriya) caste, one of the four castes into which the Hindu society is divided. Khatris are further divided into four subgroups. i.e. Bahri, Khukhrain, Bunjahi and Sarin; the Bhallas belong to the Sarin subgroup. According to a legend, once `Ala udDin Khiiji, the

TREHAN, a sub caste of Khatris. It belongs to the Sarin group, one of the four subgroups into which the Khatris are divided. They are categorized in two main divisions the higher and the lower. The Trehans belong to the higher group. The etymology of the word trehan is