Platytrochalos

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
- LeptocoeliidaePBDB
- Diet
- suspension feederPBDB, for Leptocoeliidae
- Life habit
- epifaunalPBDB, for Leptocoeliidae
- Motility
- stationary, attached, epibiontPBDB, for Leptocoeliidae
- Vision
- blindPBDB, for Rhynchonellata
- Environment
- marinePBDB, for Lophophorata
Time the record covers
At least 1.9 million years on record.
The record covers at least 440.5 Mya to 438.6 Mya. No occurrence read is dated outside 443.1 Mya to 432.9 Mya.
12 occurrences of Platytrochalos on record, most of them in the Silurian. 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
12 occurrences- Silurian100%
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
4 formations
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The named rock units Platytrochalos has been recovered from, largest first. Drawn where the rock is now, not where it formed.
Platytrochalos and its relatives
SilurianWhere Platytrochalos and its relatives were recorded in the Silurian.
Found in the same rock
30 taxa- Stegerhynchus peneborealis4 sites
- Brachyprion (Brachyprion)3 sites
- Brachyprion leda3 sites
- Coolinia pecten3 sites
- Heterorthina cybele2 sites
- Leptaena2 sites
- Leptaena quadrilatera2 sites
- Anastrophia1 site
- Ancillotoechia eva1 site
- Becscia scissura1 site
- Biparetis paucirugosus1 site
- Brachyprion (Eomegastrophia)1 site
- Clorinda1 site
- Doleorthis sp.1 site
- Eospirigerina1 site
- Hesperorthis1 site
- Isorthis (Ovalella) natiscotekia1 site
- Katastrophomena radiireticulata1 site
- Leptaena valida1 site
- Levenea1 site
- Levenea rica1 site
- Mendacella1 site
- Mendacella udauberis1 site
- Ptychopleurella1 site
The Paleobiology Database records 10 sites for Platytrochalos, 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
4 references- Late Ordovician - Early Silurian rhynchonellid brachiopods from Anticosti Island, Quebec8
- First Major Appearance of Brachiopod-Dominated Benthic Shelly Communities in the Reef Ecosystem during the Early Silurian2
- Origin and evolution of the early Silurian (Rhuddanian) virgianid pentameride brachiopods - the extinction recovery fauna from Anticosti Island, eastern Canada1
- Late Ordovician and Early Silurian strophomenid brachiopods of Anticosti Island, Quebec, Canada1
Each of the 12 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. Each entry links to the Paleobiology Database's own record for the work.
Media and terms
Media content1

Picture of Platytrochalos
- Source
- iDigBio
- Credit
- via iDigBio
- Licence
- CC0
- Commercial use
- the licence allows it
No 3D scan of Platytrochalos 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 itLeptocoeliidae through timeFormations of the SilurianThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Jin 1989