🇲🇽 Mexico · Pyramid
Ixtlán del Río — Los Toriles Shaft Tomb Pyramid Nayarit
Late Classic shaft-tomb tradition to Postclassic (400 BCE–400 CE shafts; pyramid 700–900 CE Aztatlán) · Western Mexico Shaft Tomb → Aztatlán (Teuchitlán borrowing)
Ixtlán excavated by Corona Núñez 1940s, circular shaft tomb pyramid link to Teuchitlán guachimontones.