Sorites
Sorites is a genus of benthic Foraminifera, in the family Soritidae, order Miliolida. Its type species is Nautilus orbiculus. Its chronostratigraphic range ranges from the Miocene to the present.

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
- SoritinaePBDB
- Diet
- deposit feederPBDB, for Miliolina
- Life habit
- epifaunalPBDB, for Miliolina
- Motility
- stationaryPBDB, for Miliolina
- Environment
- hypersaline,marinePBDB, for Miliolina
Time the record covers
At least 20 million years on record.
The record covers at least 20.45 Mya to 11.7 ka. No occurrence read is dated outside 27.3 Mya to 0 Mya.
30 occurrences of Sorites on record, most of them in the Miocene. 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
30 occurrences- Oligocene8%
- Miocene52%
- Pliocene2%
- Pleistocene28%
- Holocene10%
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
8 formations
- Bermont Formation1
- Marada Formation1
- Lagunitas Formation1
- Jaffna Limestone Formation1
- Torreya Formation1
- Rhodes Formation1
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The named rock units Sorites has been recovered from, largest first. Drawn where the rock is now, not where it formed. 22 occurrences have no formation on record, which is common for older literature.
Sorites and its relatives
MioceneWhere Sorites and its relatives were recorded in the Miocene.
Found in the same rock
509 taxa- Amphistegina13 sites
- Elphidium7 sites
- Peneroplis7 sites
- Planorbulina7 sites
- Borelis6 sites
- Operculina6 sites
- Quinqueloculina6 sites
- Rotalia6 sites
- Discorbis5 sites
- Lepidocyclina (Nephrolepidina)5 sites
- Spiroclypeus5 sites
- Archaias4 sites
- Austrotrillina asmariensis4 sites
- Bolivinella4 sites
- Cassigerinella chipalensis4 sites
- Cibicides4 sites
- Clavulina4 sites
- Corallinales4 sites
- Dentoglobigerina binaiensis4 sites
- Dentoglobigerina sellii4 sites
- Dentoglobigerina venezuelana4 sites
- Eulepidina4 sites
- Heterostegina4 sites
- Lenticulina4 sites
The Paleobiology Database records 24 sites for Sorites, 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
22 references- Site U14664
- Depositional History of a Paleogene Carbonate Ramp (Western Cephalonia, Ionian Islands, Greece)4
- The Fossil Coral Reefs of Al-Aqaba, Jordan2
- On Some Fossil Bryozoa From India2
- New fossil Cetaceans from the Middle Miocene of Cuba1
- Facies, depositional environments, and anatomy of the Subis build‑up in Sarawak, Malaysia: implications on other Miocene isolated carbonate build‑ups1
- Site U14641
- Site U14651
- Ages of Miocene Fossil Localities In The Northern Kutai Basin (east Kalimantan, Indonesia)1
- Revisiting the Quaternary development history of the western New Caledonian shelf system: from ramp to barrier reef1
- Spectacular preservation of seagrasses and seagrass-associated communities from the Pliocene of Rhodes, Greece1
- Facies and faunal assemblage changes in response to the Holocene transgression in the Lagoon of Mayotte (Comoro Archipelago, SW Indian Ocean)1
Each of the 30 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. 10 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 Sorites
- Source
- iDigBio
- Credit
- via iDigBio
- Licence
- CC0
- Commercial use
- the licence allows it
No 3D scan of Sorites 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.
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 itSoritinae through timeFormations of the MioceneThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0.