Saudi Arabia beheaded on Wednesday a man found guilty of shooting dead a fellow Saudi, the interior ministry said.

Ayed al-Saadi was found guilty of shooting dead Ahmed Khabraniwith a machinegun in a dispute, it said in a statement carried by SPA state news agency.

His execution in Riyadh brought the total number of beheadings in the ultra-conservative kingdom so far this year to 17, according to an AFP tally based on official reports.

Human rights group Amnesty International said Saudi Arabia executed 79 people in 2011.

Saudi Arabia applies the death penalty for a wide range of offences, including rape, apostasy, armed robbery and drug trafficking as well as murder.