Sri Alandurayar Temple is a Lord Shiva temple in Vadamulanathar in Ariyalur district of Tamil Nadu. It is one of the padal petra sthalam and Lord Shiva here was worshipped by Thirugnasambandar.
The Shivalingam here is very small and to highlight the same, a small vessel is placed adjacent to lingam. During the month of February, the sun rays falls on Shivalingam.

Padal Petra Sthalam
This is one of the 276 temples mentioned in Devaram which are collections of songs of these temples by Thirunavukkarasar, Thirugnasambandar, Sundarar and Manickavasagar. These collection of songs composed by the great saints describe many of these temples, deities, history, legends, sthala vruksha, temple ponds and other details about the god and temple.