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The culture is named after a settlement at Bromme on western Zealand, and it is known from several settlements in Denmark and Schleswig-Holstein. In Sweden, it is known from the country's earliest known settlement at Segebro, near Malmö.
The Bromme culture and the Ahrensburg culture are so similar that it has been proposed that they should be classed as one and the same, under the label Lyngby culture, with the Bromme culture being recognized as an older northern branch of the same culture as the Ahrensburg culture.