Ornithopsis
Ornithopsis is a genus of sauropod dinosaur from the Early Cretaceous of England and possibly Germany. The type species, which is the only species seen as valid today, is O. hulkei, which is only known from fragmentary remains.

Mike Taylor · 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
- TitanosauriformesPBDB
- Diet
- herbivorePBDB, for Sauropoda
- Life habit
- ground dwelling, gregariousPBDB, for Sauropoda
- Motility
- actively mobilePBDB, for Sauropoda
- Environment
- terrestrialPBDB, for Sauropoda
Time the record covers
At least 17 million years on record.
The record covers at least 143.1 Mya to 125.77 Mya. No occurrence read is dated outside 145.06 Mya to 119.57 Mya.
6 occurrences of Ornithopsis on record, most of them in the Early 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
6 occurrencesThese 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
2 formations
- Wessex Formation · Wealden Group2
- Portland Stone Formation · Portland Group1
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The named rock units Ornithopsis has been recovered from, largest first. Drawn where the rock is now, not where it formed. 3 occurrences have no formation on record, which is common for older literature.
Ornithopsis and its relatives
Early CretaceousWhere Ornithopsis and its relatives were recorded in the Early Cretaceous.
Found in the same rock
36 taxa- Sauropoda2 sites
- Albanerpetontidae1 site
- Ankylosauria1 site
- Atoposauridae1 site
- Balveherpeton hoennetalensis1 site
- Beckumia sinemeckelia1 site
- Bernissartiidae1 site
- Bructerodon alatus1 site
- Cetiosaurus1 site
- Cheruscodon balvensis1 site
- Cifellitherium suderlandicum1 site
- Coelurosauria1 site
- Colymbosaurus trochanterius1 site
- Crocodylia1 site
- Cryptoclidus richardsoni1 site
- Dromaeosauridae1 site
- Eusauropoda1 site
- Eusuchia1 site
- Goniopholididae1 site
- Helochelydra nopcsai1 site
- Hybodontiformes1 site
- Hypsilophodontidae1 site
- Iguanodontia1 site
- Lonchidiidae1 site
The Paleobiology Database records 6 sites for Ornithopsis, and this reads all of them. The number is how many of those sites it was catalogued from too. The 24 sharing the most are listed.
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
6 references- The first record of sauropod dinosaurs from a palaeotopographical upland environment and its implications for megaherbivorous dinosaur faunal turnover in the Early Cretaceous of northwestern Europe1
- Reptilia from the Portland Stone (Upper Jurassic) of England: a preliminary survey of the material and the literature1
- On a remarkable dinosaurian coracoid from the Wealden of Brook in the Isle of Wight, preserved in the Woodwardian Museum of the University of Cambridge, probably referable to <i>Ornithopsis</i>1
- Note (3rd) on (<i>Eucamerotus</i>, Hulke) <i>Ornithopsis</i>, H. G. Seeley, = <i>Bothriospondylus magnus</i> Owen, = <i>Chondrosteosaurus magnus</i>, Owen1
- Monographs on the fossil Reptilia of the Mesozoic formations. Part II. (Genera Bothriospondylus, Cetiosaurus, Omosaurus)1
- On Ornithopsis, a gigantic animal of the pterodactyle kind from the Wealden1
Each of the 6 occurrences 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. Entries link to doi.org where the Paleobiology Database holds an identifier, and to its own record where it does not. Relayed as the Paleobiology Database holds them, not checked against what they resolve to.
Media and terms
Media content1
Picture of Ornithopsis
- Source
- Wikipedia/Commons
- Credit
- Mike Taylor
- Licence
- CC BY 4.0
- Commercial use
- the licence allows it
No 3D scan of Ornithopsis was found in Sketchfab.
Smithsonian Open Access and MorphoSource were not reached for this taxon, so this list is what the others held rather than everything there is.
The description on this site
- Source
- Wikipedia, “Ornithopsis”
- 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 itTitanosauriformes through timeFormations of the Early CretaceousThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Seeley 1870