Platystrophia amoena

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
- PlatystrophiaPBDB
- Diet
- suspension feederPBDB, for Platystrophia
- Life habit
- epifaunalPBDB, for Platystrophia
- Motility
- stationary, attachedPBDB, for Platystrophia
- Vision
- blindPBDB, for Rhynchonellata
- Environment
- marinePBDB, for Lophophorata
Time the record covers
At least 2.8 million years on record.
The record covers at least 453.8 Mya to 451 Mya. No occurrence read is dated outside 457.3 Mya to 449.6 Mya.
20 occurrences of Platystrophia amoena on record, most of them in the Ordovician. 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
20 occurrences- Ordovician100%
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
11 formations
- Catheys Formation3
- Dunleith Formation · Galena Group3
- Bigby-Cannon Limestone Formation2
- Decorah Shale Formation · Galena Group2
- Ion Formation · Galena Group2
- Verulam Formation · Simcoe Group2
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The named rock units Platystrophia amoena has been recovered from, largest first. Drawn where the rock is now, not where it formed.
Platystrophia amoena and its relatives
OrdovicianWhere Platystrophia amoena and its relatives were recorded in the Ordovician.
Found in the same rock
348 taxa- Anazyga recurvirostra17 sites
- Paucicrura rogata12 sites
- Rafinesquina trentonensis12 sites
- Rhynchotrema12 sites
- Platystrophia trentonensis11 sites
- Dinorthis meedsi10 sites
- Hesperorthis tricenaria10 sites
- Isotelus gigas10 sites
- Sowerbyella curdsvillensis10 sites
- Glyptorthis bellarugosa9 sites
- Rhynchotrema increbescens9 sites
- Dinorthis pectinella8 sites
- Diorthelasma weissi8 sites
- Homotrypa8 sites
- Petrocrania8 sites
- Acanthocrania setigera7 sites
- Flexicalymene (Flexicalymene) senaria7 sites
- Platystrophia elegantula7 sites
- Pseudolingula iowensis7 sites
- Rafinesquina7 sites
- Sceptaspis lincolnensis7 sites
- Skenidioides anthonense7 sites
- Ceraurus pleurexanthemus6 sites
- Constellaria6 sites
The Paleobiology Database records 20 sites for Platystrophia amoena, 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
7 references- Pre-Chattanooga stratigraphy in Central Tennessee5
- Biostratigraphy of the Middle and Late Ordovician cephalopods of the Upper Mississippi Valley area4
- Palaeozoic geology of the Lake Simcoe Area, Ontario4
- Brachiopods and trilobites of the Sardeson Beds in the Twin Cities3
- Lithostratigraphy and depositional environments of the Lexington Limestone (Ordovician) of central Kentucky2
- Ordovician Polyplacophora (Mollusca) from North America1
- The systematics and biostratigraphy of the Brachiopoda of the Decorah Shale at St. Paul, Minnesota1
Each of the 20 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 Platystrophia amoena
- Source
- iDigBio
- Credit
- via iDigBio
- Licence
- CC0
- Commercial use
- the licence allows it
No 3D scan of Platystrophia amoena 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 itPlatystrophia through timeFormations of the OrdovicianThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. McEwan 1919