Mattel has a new doll: Frida Kahlo Barbie. Descendants of the artist want it off the shelves

As the world honored women this week, a fierce battle has emerged here about rights to the image of one of the 20th century’s most celebrated: Frida Kahlo, the Mexican artist who died in 1954 but has now made a reappearance — as a Barbie.

The dispute pits Kahlo’s descendants in Mexico against the…