The simians (infraorder Simiiformes) are the "higher primates" very common to most people: the monkeys and the apes, including humans.
The simians (infraorder Simiiformes) are the "higher primates" very common to most people. This was including humans. The simians (infraorder Simiiformes) are the monkeys. This was including humans. The simians (infraorder Simiiformes) are the apes. This was including humans.