Herodotus records Scythians calling Amazons oiorpata, man-killers. Modern excavations across the Pontic steppe found hundreds of female burials with weapons, war wounds, and horse gear, roughly a fifth to a quarter of armed Scythian graves in some samples. The myth was a report.
The Greek embellishments: the seared right breast for bow-drawing, the exile and mating customs. The breast detail is anatomically pointless and archaeologically unsupported, a storyteller's flourish that outlasted the report it decorated.
Adrienne Mayor's argument: nomadism made everyone ride, shoot, and fight, and war equipment in women's graves reflects function, not ideology. The Amazon was not a rebellion against steppe gender order; she was the steppe's ordinary citizen, armed.
What else is currently filed under myth with a grave number attached?