The 1940 painting of Kahlo asleep in bed has surpassed the record set by the $44.4m sale of Georgia O’Keeffe’s Jimson Weed/White Flower No. 1 in 2014

A 1940 self-portrait by famed Mexican artist Frida Kahlo has sold for $54.7m (£41.8m, A$84.7m) at a New York art auction, setting a new top sale price for a work by any female artist.

El sueño (La cama), or The Dream (The Bed), which depicts Kahlo asleep in a bed with a smiling skeleton wrapped in dynamite on the canopy above her, sold on Thursday night at a Sotheby’s auction of surrealist art after four minutes of bidding.

Event thrown into confusion and 13 treated for smoke inhalation after conference centre evacuated

• Brazilian president will take fossil fuel phase-out plan to G20 summit

Talks at the Cop30 climate summit in Brazil were disrupted on Thursday after a fire broke out in the venue, triggering an evacuation just as negotiators were preparing to try to land a deal to strengthen international efforts to address the climate crisis.

Thirteen people were treated for smoke inhalation, organisers said in a statement, after the fire broke out in the pavilion area of the conference centre in Belém, Brazil.