Pentameroides

Daderot · CC0 · 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
- PentameridaePBDB
- Diet
- suspension feederPBDB, for Pentamerida
- Life habit
- epifaunalPBDB, for Pentamerida
- Motility
- stationaryPBDB, for Pentamerida
- Vision
- blindPBDB, for Rhynchonellata
- Environment
- marinePBDB, for Lophophorata
Time the record covers
At least 11 million years on record.
The record covers at least 438.6 Mya to 426.7 Mya. No occurrence read is dated outside 443.1 Mya to 422.7 Mya.
83 occurrences of Pentameroides 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
83 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
15 formations
- Attawapiskat Formation44
- Laketown Dolomite Formation11
- Scotch Grove Formation11
- Fossil Hill Formation3
- Whittaker Formation2
- Jupiter Formation2
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The named rock units Pentameroides 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.
Pentameroides and its relatives
SilurianWhere Pentameroides and its relatives were recorded in the Silurian.
Found in the same rock
321 taxa- Atrypa12 sites
- Favosites11 sites
- Halysites11 sites
- Orthida11 sites
- Petalocrinus11 sites
- Bryozoa9 sites
- Costistricklandia9 sites
- Rugosa9 sites
- Calymene8 sites
- Isorthis8 sites
- Porpites8 sites
- Stenopareia7 sites
- Dolerorthis6 sites
- Encrinurus6 sites
- Fenestellidae6 sites
- Resserella6 sites
- Atrypa (Gotatrypa) hedei5 sites
- Atrypa reticularis5 sites
- Cerasina discoidalis5 sites
- Crinoidea5 sites
- Dicoelosia5 sites
- Eospirifer5 sites
- Erilevigatella euthylomata5 sites
- Ferganella5 sites
The Paleobiology Database records 38 sites for Pentameroides, 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
17 references- First Major Appearance of Brachiopod-Dominated Benthic Shelly Communities in the Reef Ecosystem during the Early Silurian33
- Early Silurian brachiopods and biostratigraphy of the Hudson Bay Lowlands, Manitoba, Ontario and Quebec11
- Late Ordovician and Silurian of the eastern Great Basin Part 4. Late Llandovery and Wenlock brachiopods10
- Silurian brachiopod and related benthic communities from carbonate platform and mound environments of Iowa and surrounding areas8
- Caradocian-Gedinnian echinoderm associations of Central and Eastern North America6
- The Early Silurian brachiopod Eocoelia from the Hudson Bay Basin, Canada3
- Latest Ordovician-Silurian articulate brachiopods and biostratigraphy of the Avalanche Lake area, southwestern District of Mackenzie, Canada2
- Late Ordovician and Early Silurian pentamerid brachiopods from Anticosti Island, Québec, Canada1
- Silurian communities of the Oslo Region, Norway1
- Some Wenlockian-Geddinian, chiefly brachiopod dominated communities of North America1
- Silurian and Lower Devonian brachiopod and bryozoan communities of southwestern Byelorussia1
- Lower Silurian reefs and post-reef beds of the Attawapiskat Formation, Hudson Bay Platform, northern Ontario1
Each of the 83 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. 5 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 Pentameroides
- Source
- Wikidata/Commons
- Credit
- Daderot
- 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 itPentameridae through timeFormations of the SilurianThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Schuchert and Cooper 1931