anyone can create any “family” they want, so if these scientists want to create a “Hominidae family” which includes humans then they can do that, but I can of course reject it if I want to
1) Primates? (Order: Primates)
2) Mammals? (Class: Mammalia)
3) Vertebrates? (Phylum: Cordata)
4) Animals? (Kingdom: Animalia)