Donaldina
Dondaldina is an extinct genus of high-spired sea snails from the Carboniferous.

RealGatba · CC BY-SA 4.0 · via Wikipedia/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
- DonaldinidaePBDB
- Life habit
- epifaunalPBDB, for Gastropoda
- Motility
- actively mobilePBDB, for Gastropoda
- Vision
- limitedPBDB, for Gastropoda
Time the record covers
At least 196 million years on record.
The record covers at least 445.2 Mya to 248.6 Mya. No occurrence read is dated outside 449.2 Mya to 247 Mya.
131 occurrences of Donaldina on record, most of them in the Carboniferous. 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
131 occurrences- Ordovicianunder 1%
- Devonian3%
- Carboniferous64%
- Permian29%
- Early Triassic3%
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
58 formations
- Hueco Formation9
- Verkhnii Uslon Formation8
- Rustler Formation6
- Allegheny Formation6
- Conemaugh Formation6
- Second Abden Shale Formation5
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The named rock units Donaldina has been recovered from, largest first. Drawn where the rock is now, not where it formed. 34 further formations hold fewer occurrences each and are not listed. 7 occurrences have no formation on record, which is common for older literature.
Donaldina and its relatives
CarboniferousWhere Donaldina and its relatives were recorded in the Carboniferous.
Found in the same rock
1,450 taxa- Crinoidea19 sites
- Naticopsis13 sites
- Crurithyris12 sites
- Nuculopsis12 sites
- Euphemites11 sites
- Girtyspira minuta11 sites
- Glabrocingulum11 sites
- Meekospira11 sites
- Goniasma subangulata10 sites
- Permophorus10 sites
- Bivalvia9 sites
- Edmondia9 sites
- Gastropoda9 sites
- Soleniscus typicus9 sites
- Strobeus paludinaeformis9 sites
- Worthenia9 sites
- Anomphalus8 sites
- Arribazona lata8 sites
- Baylea burtasorum8 sites
- Cymatospira montfortianus8 sites
- Glabrocingulum grayvillense8 sites
- Goniasma8 sites
- Nucula8 sites
- Orthonema8 sites
The Paleobiology Database records 108 sites for Donaldina, 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
48 references- Upper Kazanian (Middle Permian) gastropods of the Volga–Urals Region11
- Paleoecology and taphonomy of faunal assemblages in gray "core" (offshore) shales in Midcontinent Pennsylvanian cyclothems11
- Permian Gastropoda of the southwestern United States: Cerithiacean, Acteonacea, and Pyramidellacea9
- The Pennsylvanian gastropod Donaldina Knight of the Appalachian Basin7
- Chesterian (Upper Mississippian) Gastropoda of the Illinois basin6
- Allegheny fossil invertebrates from eastern Ohio: Gastropoda6
- Paleontology of Rustler Formation, Culberson County, Texas6
- The paleoecology of a Lower Carboniferous marine transgression5
- Desmoinesian Brachiopoda and Mollusca from southwest Missouri5
- The fossils of the Conemaugh Formation of Ohio5
- The Lower Carboniferous gastropod fauna from the Hotwells Limestone of Compton Martin, Somerset. Part II4
- Persistent Environmental Stress Delayed the Recovery of Marine Communities in the Aftermath of the Latest Permian Mass Extinction3
Each of the 131 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. 36 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 Donaldina
- Source
- Wikipedia/Commons
- Credit
- RealGatba
- Licence
- CC BY-SA 4.0
- Commercial use
- the licence allows it
No 3D scan was found. Smithsonian Open Access, MorphoSource and Sketchfab were all searched.
The description on this site
- Licence
- CC BY-SA 4.0
This is what the site found, which is not the same as what exists.
Keep going
What may have been alongside itDonaldinidae through timeFormations of the CarboniferousThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Knight 1933