A Lower Cretaceous accumulation exposes 215 eggs in one block, with hundreds inferred and 16 eggs containing embryonic remains across multiple horizons.
Represented range115–110 Ma
RegionsShengjinkou Formation, Turpan-Hami Basin, Xinjiang, China
CladesHamipterus tianshanensis · Pterosauria
Claim ledger
ecology · medium
The Hamipterus site preserves hundreds of three-dimensional eggs, including 215 exposed in one block and 16 containing embryonic remains across at least four levels; storm transport, colonial nesting, hatchling flight ability and parental care remain interpretations of context and development.