He was accorded a ceremonial temple honours in the presence of Karaikal District Collector E Vallavan and temple Executive Officer S K Panneerselvam.
The Governor also performed some homams in the temples.
Later, speaking to reporters, Shanmuganathan, a native of Thanjavur in Tamil Nadu, said Tirunallar needed better transportation facilities as a large number of pilgrims were visiting the town from various parts of the country.
"It would be better if more number of trains are introduced to Karaikal," he said.
Earlier, speaking at another function at Mayiladuthurai, he said rail connectivity to Tarangambadi, the heritage town in Nagapattinam District, should be restored.