Beibeilong sinensis
Beibeilong is a genus of large caenagnathid dinosaurs that lived in China during the Late Cretaceous epoch, about 96 million to 88 million years ago. The genus contains a single species, Beibeilong sinensis. The species was named and described in 2017 through analysis of an embryonic skeleton and partial nest with large eggs that were discovered in the Gaogou Formation of China between 1992 and 1993.

Hanyong Pu, Darla K. Zelenitsky, Junchang Lü, Philip J. Currie, Kenneth Carpenter, Li Xu, Eva B. Koppelhus, Songhai J… · CC BY 4.0 · via Wikipedia/Commons. May be a photograph of a specimen, or an artist’s reconstruction — an interpretation of a skeleton, since colour and soft tissue are almost never preserved.
On record
Recorded, not inferred- Sits inside
- BeibeilongPBDB
- Diet
- omnivorePBDB, for Oviraptorosauria
- Life habit
- ground dwelling, depth=surfacePBDB, for Oviraptorosauria
- Motility
- actively mobilePBDB, for Oviraptorosauria
- Environment
- terrestrialPBDB, for Oviraptorosauria
Time the record covers
At most 11 million years on record.
The one occurrence read is dated to somewhere between 100.5 Mya and 89.8 Mya, which is a dating window rather than a span.
1 occurrence of Beibeilong sinensis on record, most of them in the Late Cretaceous. Bar height is expected occurrences, not a count: each fossil is spread across the span it is dated to, so a tall narrow bar means tight dating and a low wide one means loose.
When
1 occurrences- Late Cretaceous100%
These are dates about fossils, not the animal: the record can only begin after it arose and end before it died out, so either end may reach further. Shares are expected occurrences: a fossil dated to a span is counted partly in each period it straddles. More on what this infers.
Found in
1 formation
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The named rock units Beibeilong sinensis has been recovered from, largest first. Drawn where the rock is now, not where it formed.
Beibeilong sinensis and its relatives
Late CretaceousWhere Beibeilong sinensis and its relatives were recorded in the Late Cretaceous.
Found in the same rock
1 taxon- Macroelongatoolithus1 site
The Paleobiology Database records 1 site for Beibeilong sinensis, and this reads all of them. The number is how many of those sites it was catalogued from too.
This is not a list of everything alive at the time. It is only what has come out of the same ground as this animal and been written down.
Entered from
1 referenceEach of the 1 occurrence read was entered from one of these publications, ordered by how many each accounts for. This is not a search for papers mentioning the name. Each entry links to doi.org. Relayed as the Paleobiology Database holds them, not checked against what they resolve to.
Media and terms
Media content1
Picture of Beibeilong sinensis
- Source
- Wikipedia/Commons
- Credit
- Hanyong Pu, Darla K. Zelenitsky, Junchang Lü, Philip J. Currie, Kenneth Carpenter, Li Xu, Eva B. Koppelhus, Songhai J…
- Licence
- CC BY 4.0
- Commercial use
- the licence allows it
No 3D scan was found. Smithsonian Open Access, MorphoSource and Sketchfab were all searched.
The description on this site
- Source
- Wikipedia, “Beibeilong”
- Licence
- CC BY-SA 4.0
This is what the site found, which is not the same as what exists.
Keep going
What may have been alongside itBeibeilong through timeFormations of the Late CretaceousThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Pu et al. 2017