Tribal societies weren’t “communism” in the Marxist sense, which is why when writing about them he classified their organization as a distinct Mode of Production. For Marx, Communism itself is a fully centralized economy that becomes necessary and inevitable as industry gets larger and more complex, and is triggered by class conflict. Tribal societies didn’t have mass industry, and Marx never wanted to organize in such a fashion either.
Tribal societies weren’t “communism” in the Marxist sense, which is why when writing about them he classified their organization as a distinct Mode of Production. For Marx, Communism itself is a fully centralized economy that becomes necessary and inevitable as industry gets larger and more complex, and is triggered by class conflict. Tribal societies didn’t have mass industry, and Marx never wanted to organize in such a fashion either.