Pachypleurosauria

Nobu Tamura email:nobu.tamura@yahoo.com http://spinops.blogspot.com/ http://paleoexhibit.blogspot.com/ · CC BY-SA 4.0 · via Wikidata/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
- EosauropterygiaPBDB
- Motility
- actively mobilePBDB, for Osteichthyes
- Environment
- marinePBDB, for Sauropterygia
Time the record covers
At least 3.9 million years on record.
The record covers at least 243.43 Mya to 239.48 Mya. No occurrence read is dated outside 251.902 Mya to 237 Mya.
8 occurrences of Pachypleurosauria on record, most of them in the Middle Triassic. 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
8 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
5 formations
- Guanling Formation2
- Prosanto Formation2
- Calcare di Recoaro Formation1
- Meride Formation1
- Nwabangyi Dolomite Formation1
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The named rock units Pachypleurosauria has been recovered from, largest first. Drawn where the rock is now, not where it formed. 1 occurrence has no formation on record, which is common for older literature.
Pachypleurosauria and its relatives
Middle TriassicWhere Pachypleurosauria and its relatives were recorded in the Middle Triassic.
Found in the same rock
22 taxa- Atopodentatus unicus1 site
- Barracudasauroides panxianensis1 site
- Besania schaufelbergeri1 site
- Dianmeisaurus gracilis1 site
- Dianmeisaurus mutaensis1 site
- Ducanichthys aculeatus1 site
- Eoeugnathus megalepis1 site
- Eosauropterygia1 site
- Eusaurosphargis dalsassoi1 site
- Largocephalosaurus polycarpon1 site
- Luopingosaurus imparilis1 site
- Marcopoloichthys furreri1 site
- Nothosaurus1 site
- Odoiporosaurus teruzzii1 site
- Osteichthyes1 site
- Peltoperleidus bellipinnis1 site
- Peltoperleidus ducanensis1 site
- Phalarodon atavus1 site
- Placodus gigas1 site
- Prosantichthys buergini1 site
- Prosantosaurus scheffoldi1 site
- Sangiorgioichthys aldae1 site
The Paleobiology Database records 7 sites for Pachypleurosauria, 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
7 references- A new pachypleurosaur from the Early Ladinian Prosanto Formation in the Eastern Alps of Switzerland2
- A new pachypleurosaur (Reptilia: Sauropterygia) from the Middle Triassic of southwestern China and its phylogenetic and biogeographic implications1
- The first Triassic vertebrate fossils from Myanmar: Pachypleurosaurs in a marine limestone1
- A new small-sized eosauropterygian (Diapsida: Sauropterygia) from the Middle Triassic of Luoping, Yunnan, southwestern China1
- A new pachypleurosaur from the Middle Triassic Besano Formation of Northern Italy1
- Horizons and assemblages of Middle Triassic marine reptiles from Panxian. Guizhou, China1
- New findings of isolated remains of Triassic reptiles from Northeastern Italy1
Each of the 8 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 Pachypleurosauria
- Source
- Wikidata/Commons
- Credit
- Nobu Tamura email:nobu.tamura@yahoo.com http://spinops.blogspot.com/ http://paleoexhibit.blogspot.com/
- Licence
- CC BY-SA 4.0
- Commercial use
- the licence allows it
No 3D scan of Pachypleurosauria 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.
This is what the site found, which is not the same as what exists.
Keep going
What may have been alongside itEosauropterygia through timeFormations of the Middle TriassicThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0.