Suspected Maoists on Friday shot dead a CPI(M) leader at Paluidanga in West Midnapore district, police said.
Dilip Mahato (45) was missing since last evening and his body was found about four km away from his house near a canal early on Friday, they said.
Police said Mahato was killed this morning.
Some Maoist posters claiming Mahato as a police informer were recovered from near his body.
Some empty cartridge shells were also recovered from the spot, the police said.