The temple have dedicated statues of Sapthamatha in the separate Sanctum Sanctorum which is not seen in other temple is very special. The major temples in the southern part of Sreekovil (sanctum sanctorum) are in the form of seven balikallu. There are special offerings for them in morning, noon and evening. Sapta mathas are different forms of Adi Parashakti; the deities are Brahmani, Vaishnavi, Maheswari, Kaumari, Varahi, Indrani and Chamundi.
It is an ancient temple. The temple is located in the center of the Pamba River and Manimala River at Niranam. Thrikkapaliswaran is here in the mind of the Vidya Deva Dakshinamurthy. The temple and the place were popular in the period of Niranam poets (Kannassa Kavikal). Several long periods of time had taken the forgotten time. In recent times, the famous astrologer Kanippayyur Shankaran Namboodiripad has conducted a "deva prashna" for the redevelopments of temple. One of the major attractions here is the Shiva lingam. The Shiva lingam is a unique feature and this lingam stone only seen in Himalayas. The main idol is in the form of Kapaleeshvaran Dakshinamurthy is facing east in the main Sanctum Sanctorum.
Niranam Poets
The Niranam poets, also known as the Kannassan poets, were three poets from the same family, 'Madhava Panikkar', 'Sankara Panikkar,' and 'Rama Panikkar' were famous poet and devotee of Thrikkapaleeswaran (Dakshinamurthy), who lived near to temple at Niranam. Their works mainly comprised translation and adaptation of Sanskrit epics and Puranic works and were for devotional purposes. They lived between 1350 and 1450 C.E.