The formal difference between Durga and Jagaddhatri occurs in 'Mayatantra' and Jagaddhatri is mentioned with reference to Durga in Krishnananda's 'Tantrasaar'. The special puja of the Goddess on the ninth lunar day of the light fortnight in the month of Kartick has been referred in 'Krityatattarnab' by Srinath Acharyachudamoni of the 15th-16th century.