Answer:
1. According to the development of physical form, Chinese anthropologists have divided "fully formed man" into four stages: early ape man, late ape man, early Homo sapiens and late Homo sapiens.
2. All known early anthropoid fossils have been found in East Africa and are dated from about 3.8 million to 1.8 million years ago.
3. The earliest early anthropoid may have been found in the Laetolil Formation in Tanzania, East Africa, starting in 1974. Later Homo erectus, also called Homo erectus, is usually called Homo sapiens in our country. They lived from about 1.8 million years ago to 300,000 or 200,000 years ago. Early Homo sapiens and Late Homo sapiens Early Homo sapiens, also known as the ancients, lived from about 300,000 (or 200,000) years ago to about 50,000 to 40,000 years ago. The latter is evolutionarily superior to the former. Be intelligent.