Wellerella

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
- WellerellinaePBDB
- Diet
- suspension feederPBDB, for Rhynchonellida
- Life habit
- epifaunalPBDB, for Rhynchonellida
- Motility
- stationaryPBDB, for Rhynchonellida
- Vision
- blindPBDB, for Rhynchonellata
- Environment
- marinePBDB, for Lophophorata
Time the record covers
At least 69 million years on record.
The record covers at least 323.4 Mya to 254.14 Mya. No occurrence read is dated outside 358.86 Mya to 251.902 Mya.
312 occurrences of Wellerella 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
312 occurrences- Carboniferous33%
- Permian67%
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
82 formations
- Graham Formation · Cisco Group29
- Foraker Limestone Formation · Council Grove Group23
- Foraker Limestome Formation21
- Antimonio Formation20
- Word Formation15
- Red Eagle Limestone Formation · Council Grove Group13
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The named rock units Wellerella has been recovered from, largest first. Drawn where the rock is now, not where it formed. 58 further formations hold fewer occurrences each and are not listed. 24 occurrences have no formation on record, which is common for older literature.
Wellerella and its relatives
PermianWhere Wellerella and its relatives were recorded in the Permian.
Found in the same rock
1,625 taxa- Composita subtilita82 sites
- Hustedia mormoni60 sites
- Neochonetes granulifer57 sites
- Neospirifer dunbari52 sites
- Derbyia50 sites
- Crinoidea49 sites
- Crurithyris expansa44 sites
- Hystriculina wabashensis43 sites
- Reticulatia huecoensis42 sites
- Parajuresania nebrascensis32 sites
- Punctospirifer kentuckensis28 sites
- Composita27 sites
- Derbyia crassa27 sites
- Crurithyris planoconvexa24 sites
- Fusulinidae24 sites
- Hustedia23 sites
- Kutorginella lasallensis22 sites
- Rhipidomella carbonaria21 sites
- Cyclacantharia kingorum20 sites
- Echinoidea20 sites
- Linipalus magnispinus20 sites
- Linoproductus20 sites
- Dielasma19 sites
- Bryozoa18 sites
The Paleobiology Database records 286 sites for Wellerella, 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
64 references- Stratigraphy and Paleontology of the Uppermost Pennsylvanian and Lowermost Permian Rocks in Kansas52
- T.D. Olszewski''s Ph.D. - Penn State University31
- Permian Brachiopods of West Texas, VI30
- Permian fauna at El Antimonio, western Sonora, Mexico20
- Stratigraphic and Paleontologic Studies of the Pennsylvanian and Permian Rocks in North-Central Texas19
- Upper Paleozoic of Peru14
- Brachiopods of the Pennsylvanian Finis Shale of Texas (USA): morphological variability and diversity during a glacialeustatic regime11
- The Geology of the Glass Mountains, Texas, Part II, Faunal summary and correlation of the Permian formations with description of Brachiopoda10
- Desmoinesian Brachiopoda and Mollusca from southwest Missouri9
- Kotlyar et al., 19838
- Biostratigraphy of the Phosphoria, Park City, and Shedhorn Formations; Geology of Permian Rocks in the Western Phosphate Field8
- Pennsylvanian Invertebrate Faunas of Southeastern Kansas8
Each of the 312 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. 52 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 Wellerella
- Source
- iDigBio
- Credit
- via iDigBio
- Licence
- CC0
- Commercial use
- the licence allows it
No 3D scan of Wellerella was found in MorphoSource and Sketchfab.
Smithsonian Open Access was 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 itWellerellinae through timeFormations of the PermianThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. (Dunbar and Condra 1932)