Honghesaurus, a new species of Pachypleurosauroidae, has the longest tail known in the world and the earliest in China.
A fossil of a marine reptile called Honghesaurus dating back 244 million years is on display, May 9, 2022. (Photo: China News Service/Sun Zifa)
Line-drawing of the whole Honghesaurus. (Photo provided to China News Service)
Line-drawing of girdles, limbs and vertebrae of Honghesaurus. (Photo provided to China News Service)
Skull and mandible of Honghesaurus. (Photo provided to China News Service)
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