The research is a creditable work towards South Indian Musical forms(Compositions). The scholarly analysis, the study of the evolution and development of Musical forms are very much useful for Music,Dance-Students,Teachers and Research Scholars. The author with her in depth potential,sketched the Lakshanas(Structure) of Musical forms from Bharata's Natya Sastra, SangitaRatnakara and so on are worth mentioning. This book also traced and described the Historical tradition of Musical forms from 2nd Century BC to 20th Century AD. The systematic presentation of Musical forms from time to time and the different musical types of different composers given in this work are valuable. The main aim of this study is to portray the essential aspects of musical forms such as different appearance, constructed out of vernacular languages, tones & tunes, notable quality and variety. The author's work is a treasure house in the history of South Indian musical forms.