Parallelodon

via iDigBio · CC0 · via iDigBio. 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
- ParallelodontinaePBDB
- Diet
- suspension feederPBDB
- Life habit
- low-level epifaunalPBDB
- Motility
- facultatively mobile, attachedPBDB
- Vision
- blindPBDB, for Bivalvia
Time the record covers
At least 395 million years on record.
The record covers at least 468 Mya to 72.2 Mya. No occurrence read is dated outside 477.1 Mya to 66 Mya.
956 occurrences of Parallelodon on record, most of them in the Early Jurassic. 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
956 occurrences- Ordovicianunder 1%
- Devonian5%
- Carboniferous15%
- Permian21%
- Early Triassicunder 1%
- Middle Triassic5%
- Late Triassic10%
- Early Jurassic26%
- Middle Jurassic11%
- Late Jurassic3%
- Early Cretaceousunder 1%
- Late Cretaceous1%
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
243 formations
- Ford Formation46
- Cassian Formation · Wegen Group34
- Dhruma Formation · Shaqra Group29
- Flat Top Formation24
- Bedford Shale Formation19
- Piedra Pintada Formation19
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The named rock units Parallelodon has been recovered from, largest first. Drawn where the rock is now, not where it formed. 219 further formations hold fewer occurrences each and are not listed. 226 occurrences have no formation on record, which is common for older literature.
Parallelodon and its relatives
Early JurassicWhere Parallelodon and its relatives were recorded in the Early Jurassic.
Found in the same rock
1,884 taxa- Modiolus50 sites
- Plagiostoma42 sites
- Palaeoneilo37 sites
- Bivalvia36 sites
- Laevidentalium36 sites
- Gastropoda34 sites
- Oxytoma34 sites
- Protocardia striatula34 sites
- Grammatodon concinnus32 sites
- Cylindrobullina31 sites
- Entolium (Entolium) corneolum31 sites
- Palaeonucula30 sites
- Palaeoneilo galatea29 sites
- Pleuromya uniformis29 sites
- Kalchreuthia frankei28 sites
- Levipleura blainvillei28 sites
- Nicaniella (Nicaniella)28 sites
- Serpula28 sites
- Ovactaeonina kalchreuthensis27 sites
- Prodentalium27 sites
- Weyla alata27 sites
- Brachiopoda25 sites
- Eucyclus25 sites
- Ovactaeonina sendelbachensis25 sites
The Paleobiology Database records 786 sites for Parallelodon, and this reads 240 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
263 references- Geologie, Paleontologie et Paleoecologie du Bathonien au sud-ouest du Massif Ardennais44
- Palökologie benthischer Faunen aus dem Unter-Toarc SW-Europas37
- Le Jurassique D`Arabie Centrale35
- Palokologie und zeitliche Verbreitung benthischer Faunengemeinschaften im Unterjura von Chile33
- Late Palaeozoic Mollusca and correlations from the south-east Bowen Basin, east Australia27
- Early Jurassic Bivalvia of Argentina: Part 1, Stratigraphical introduction and superfamilies Nuculanacea, Arcacea, Mytilacea and Pinnacea25
- The Lower Jurassic Rocks of East Greenland Part 123
- Temperature-related body size change of marine benthic macroinvertebrates across the Early Toarcian Anoxic Event20
- Primary collection data of Cassian Formation used for publication of Fürsich and Wendt (1977) (ref. 9188)20
- Palökologie von Benthos-Gemeinschaften im oberen Pliensbach (Amaltheenton) von Kalchreuth (Mittelfranken)20
- Paleoecology and sedimentology of the dysaerobic Bedford fauna (Late Devonian), Ohio and Kentucky (USA)19
- The Stratigraphical Palaeontology, ammonites excluded, of the Stowell Park borehole18
Each of the 956 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. 251 further references are not listed. 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 Parallelodon
- Source
- iDigBio
- Credit
- via iDigBio
- Licence
- CC0
- Commercial use
- the licence allows it
No 3D scan was found. Smithsonian Open Access, MorphoSource and Sketchfab were all searched.
This is what the site found, which is not the same as what exists.
Keep going
What may have been alongside itParallelodontinae through timeFormations of the Early JurassicThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Meek and Worthen 1866