Story perspectives

Massive Jurassic Sauropod Discovery Transforms Understanding of Dinosaurs

11/13/2025

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Summary

Story summary

Tongnanlong zhimingi, a giant Late Jurassic sauropod, was discovered at a construction site in Chongqing, China, measuring up to 92 feet.
The fossil includes three back vertebrae and parts of the shoulder girdle and hindlimb.
The study links Tongnanlong’s size to fast growth and efficient respiration.
Its discovery enriches Sichuan Basin sauropod diversity and links East Asian relatives to global populations.
Further research is needed to understand its ecological context.

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Story summary

Tongnanlong zhimingi, a giant Late Jurassic sauropod, was discovered at a construction site in Chongqing, China, measuring up to 92 feet.
The fossil includes three back vertebrae and parts of the shoulder girdle and hindlimb.
The study links Tongnanlong’s size to fast growth and efficient respiration.
Its discovery enriches Sichuan Basin sauropod diversity and links East Asian relatives to global populations.
Further research is needed to understand its ecological context.