South African troops killed 16 Namibian guerrillas in new clashes in southern Angola yesterday, bringing the rebel death toll to 61 in two days, authorities said.

Gen. Constand Viljoen, commander of the South African armed forces, had said Saturday that the soldiers would leave Angola yesterday, The Associated Press reported.

The withdrawal was delayed by renewed fighting and the seizure of arms caches, said Gen. George Meiring in a statement released in Windhoek, capital of Namibia.

South African troops pushed six to nine miles into Angola on Saturday, tracking guerrillas of the black nationalist South-West Africa People's Organization. AROUND THE WORLD South Africa Presses Raid Into Angola, Kills 16 More

JOHANNESBURG -- South African troops killed 16 Namibian guerrillas in new clashes in southern Angola yesterday, bringing the rebel death toll to 61 in two days, authorities said.

Gen. Constand Viljoen, commander of the South African armed forces, had said Saturday that the soldiers would leave Angola yesterday, The Associated Press reported.

The withdrawal was delayed by renewed fighting and the seizure of arms caches, said Gen. George Meiring in a statement released in Windhoek, capital of Namibia.

South African troops pushed six to nine miles into Angola on Saturday, tracking guerrillas of the black nationalist South-West Africa People's Organization.