mythological creature of a combination of a man and a horse

A centaur is a creature in Greek mythology. It has the upper body of a human, but below the waist it has the body of a horse. There are also female centaurs.

The young centaur at the Capitolini Museum

Famous centaurs are Chiron and Nessus.

Female centaurs flanking Venus (Mosaic from Roman Tunisia, 2nd century AD)