Discorbis
Discorbis is a genus of benthic Foraminifera, that made its first appearance during the Eocene. Its present distribution is cosmopolitan.
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
- DiscorbidaePBDB
- Diet
- omnivorePBDB, for Foraminifera
- Life habit
- semi-infaunalPBDB, for Foraminifera
- Motility
- stationaryPBDB, for Foraminifera
Time the record covers
At least 184 million years on record.
The record covers at least 184.2 Mya to 11.7 ka. No occurrence read is dated outside 192.9 Mya to 0 Mya.
144 occurrences of Discorbis on record, most of them in the Pleistocene. The Paleobiology Database records this as a living group. 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
144 occurrences- Early Jurassicunder 1%
- Middle Jurassic1%
- Late Jurassic3%
- Early Cretaceous3%
- Late Cretaceous11%
- Paleocene19%
- Eocene12%
- Oligocene2%
- Miocene9%
- Pliocene5%
- Pleistocene29%
- Holocene4%
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
39 formations
- Canepatch Formation6
- Abu Roash Formation5
- Bermont Formation3
- Kahuitara Tuff Formation · Pitt Island Group3
- Denton Formation · Washita Group3
- Plassen Formation2
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The named rock units Discorbis has been recovered from, largest first. Drawn where the rock is now, not where it formed. 15 further formations hold fewer occurrences each and are not listed. 83 occurrences have no formation on record, which is common for older literature.
Discorbis and its relatives
PleistoceneWhere Discorbis and its relatives were recorded in the Pleistocene.
Found in the same rock
1,586 taxa- Cibicides49 sites
- Quinqueloculina47 sites
- Cibicidoides34 sites
- Uvigerina29 sites
- Cassidulina28 sites
- Lenticulina27 sites
- Bolivina26 sites
- Bulimina25 sites
- Pyrgo23 sites
- Elphidium22 sites
- Triloculina22 sites
- Fissurina21 sites
- Gyroidinoides20 sites
- Lagena20 sites
- Textularia20 sites
- Dentalina19 sites
- Pararotalia19 sites
- Valvulineria19 sites
- Anomalinoides18 sites
- Echinoidea18 sites
- Globocassidulina18 sites
- Nonion18 sites
- Brizalina17 sites
- Globobulimina17 sites
The Paleobiology Database records 113 sites for Discorbis, 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
69 references- The Paleocene-Eocene succession in the Guiana Basin21
- Sites U1428 and U142910
- Input Site U14146
- Neogene Stratigraphy of the lower Coast Plain of the Carolinas6
- New taxonomic and biostratigraphic data on the Upper Cenomanian – Turonian Radiolitidae (Bivalvia: Hippuritoidea) of Abu Roash, Western Desert, Egypt5
- Site U15084
- Site U13914
- Facies and faunal assemblage changes in response to the Holocene transgression in the Lagoon of Mayotte (Comoro Archipelago, SW Indian Ocean)3
- Tawadros, 20013
- Cretaceous-Cenozoic geology and biostratigraphy of the Chatham Islands, New Zealand3
- Un Modéle de Comblement de Plate-forme Interne Carbonatée: Santonien Supéieur-Campanien des Chaines Ibdriques Nord3
- The Upper Cretaceous-Tertiary Formations of northern Libya: a synthesis3
Each of the 144 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. 57 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 content2
Picture of Discorbis
- Source
- iDigBio
- Credit
- via iDigBio
- Licence
- CC0
- Commercial use
- the licence allows it
CT scan
- Source
- MorphoSource
- Licence
- not stated by the source
- Commercial use
- cannot be read from the licence given — check the record
- Specimen
- Discorbis sp. · l-cb
The description on this site
- Source
- Wikipedia, “Discorbis”
- 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 itDiscorbidae through timeFormations of the PleistoceneThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Lamarck 1804