390 million-year-old lungfish fossils found in Yunnan

Photo taken on April 12, 2022 shows fossils of Dianodipterus huizeensis dating back 390 million years discovered in Huize County, Qujing, southwest China's Yunnan Province. (Photo: China News Service/Sun Zifa)

The tooth-plated lungfish had a new type of dentate plate, which made it unlikely to feed on hard shells like other lungfishes, but on aquatic mollusks or even other fish by sucking.