Talamana (Sanskrit: tāla māna) is a traditional system of Indian iconometry based on the Shilpa Shastras which uses certain measurements and proportions in creating temple icons and images.
Gopinatha Rao, T. A (1920). Talamana, or, Iconometry : being a concise account of the measurements of Hindu images as given in the Agamas and other authoritative works, with illustrative drawings. Memoirs of the Archaeological Survey of India ; no. 3. Calcutta: Supt. Govt. Print..