Purdonella

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
- PurdonellinaePBDB
- Diet
- suspension feederPBDB, for Spiriferida
- Life habit
- epifaunalPBDB, for Spiriferida
- Motility
- stationaryPBDB, for Spiriferida
- Vision
- blindPBDB, for Rhynchonellata
- Environment
- marinePBDB, for Lophophorata
Time the record covers
At least 47 million years on record.
The record covers at least 307 Mya to 259.857 Mya. No occurrence read is dated outside 315.2 Mya to 251.902 Mya.
69 occurrences of Purdonella on record, most of them in the Permian. 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
69 occurrences- Carboniferous16%
- Permian84%
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
23 formations
- Wargal Formation17
- Kawai Formation4
- Piqiang Formation3
- Telford Formation3
- Jungle Creek Formation3
- Aring Formation3
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The named rock units Purdonella has been recovered from, largest first. Drawn where the rock is now, not where it formed. 13 occurrences have no formation on record, which is common for older literature.
Purdonella and its relatives
PermianWhere Purdonella and its relatives were recorded in the Permian.
Found in the same rock
764 taxa- Betaneospirifer moosakhailensis17 sites
- Spirifer (Purdonella) limitaris17 sites
- Stenoscisma purdoni16 sites
- Callispirina ornata15 sites
- Terebratuloidea davidsoni14 sites
- Transennatia gratiosa14 sites
- Cleiothyridina subexpansa12 sites
- Costiferina indica12 sites
- Spirigerella derbyi12 sites
- Notothyris subvesicularis11 sites
- Cartorhium lunwalensis10 sites
- Cleiothyridina accola10 sites
- Hemiptychina inflata10 sites
- Kiangsiella pectiniformis10 sites
- Richthofenia lawrenciana10 sites
- Spiriferellina nasuta10 sites
- Stenoscisma mutabilis10 sites
- Whitspakia problematica10 sites
- Marginifera (Marginifera) typica9 sites
- Waagenoconcha (Gruntoconcha) abichi9 sites
- Cleiothyridina capillata8 sites
- Hemiptychina crebriplicata8 sites
- Hemiptychina himalayensis8 sites
- Linoproductus lineatus8 sites
The Paleobiology Database records 61 sites for Purdonella, 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
26 references- Brachiopoda and Mollusca from the Productus limestones of the Salt Range22
- Kalashnikov, 19985
- Early Permian brachiopods from the Kawai Limestone, Hiroshima Prefecture, southwest Japan4
- Permo-Pennsylvanian brachythyrid and horridonid brachiopods from the Yukon Territory, Canada4
- Devonian-Carboniferous brachiopod zonation in the Tarim Basin, northwest China: implications for biostratigraphy and biogeography.3
- Lower Permian reef-dwelling brachiopod faunas from the Tarim Basin, Northwest China: biostratigraphy, palaeoecology and biogeography3
- Upper Carboniferous, Upper Permian and Triassic brachiopods from Kelantan, Malaysia3
- Biostratigraphy and faunas of the Permian Ishbel Group, Canadian Rocky Mountains3
- Bashkirian to Moscovian (late Carboniferous) brachiopod faunas from the western Kunlun Mountains, northwest China2
- The brachiopods and the boundary of Late Carboniferous-Early Permian in Longlin region, Guangxi2
- Carboniferous and Permian Stratigraphy and Paleontology, Northern Yukon Territory, Canada2
- Permian brachiopod faunas of central east Greenland2
Each of the 69 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. 14 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 Purdonella
- Source
- iDigBio
- Credit
- via iDigBio
- Licence
- CC0
- Commercial use
- the licence allows it
No 3D scan of Purdonella 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 itPurdonellinae through timeFormations of the PermianThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. (Reed 1944)