Cordieria
Cordieria is a genus of sea snails, marine gastropod mollusks in the family Borsoniidae.

W.H. Dall · Public Domain · 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
- BorsoniidaePBDB
- Diet
- carnivorePBDB, for Conoidea
- Life habit
- epifaunalPBDB, for Conoidea
- Motility
- actively mobilePBDB, for Conoidea
- Vision
- limitedPBDB, for Gastropoda
Time the record covers
At least 34 million years on record.
The record covers at least 61.66 Mya to 27.3 Mya. No occurrence read is dated outside 66 Mya to 23.04 Mya.
75 occurrences of Cordieria on record, most of them in the Eocene. The Paleobiology Database records this as a living group, and the chart stops with its fossils rather than at the present. 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
75 occurrencesThese 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
21 formations
- Cook Mountain Formation · Claiborne Group27
- Lisbon Formation · Claiborne Group7
- Weches Formation · Claiborne Group7
- Lellinge Greensand Formation5
- Waihao Greensand Formation4
- Moodys Branch Formation · Jackson Group3
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The named rock units Cordieria has been recovered from, largest first. Drawn where the rock is now, not where it formed. 4 occurrences have no formation on record, which is common for older literature.
Cordieria and its relatives
EoceneWhere Cordieria and its relatives were recorded in the Eocene.
Found in the same rock
1,545 taxa- Turritella26 sites
- Ficus23 sites
- Hipponix23 sites
- Athleta petrosa21 sites
- Cadulus21 sites
- Architectonica20 sites
- Levifusus mortoniopsis20 sites
- Microdrillia20 sites
- Buccitriton texanum19 sites
- Turricula19 sites
- Venericardia19 sites
- Clavilithes18 sites
- Eopleurotoma18 sites
- Fusimitra18 sites
- Murex18 sites
- Ringicula18 sites
- Ancilla staminea17 sites
- Bullata semen17 sites
- Calyptraea (Trochita) aperta17 sites
- Levifusus17 sites
- Pseudoliva vetusta17 sites
- Cerithiella16 sites
- Gemmula (Coronia)16 sites
- Lapparia16 sites
The Paleobiology Database records 51 sites for Cordieria, and this reads all of them. Of that, one read hit the database's own return limit, so every count below is a floor rather than a total. 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
23 references- Resilience of marine invertebrate communities during the early Cenozoic hyperthermals26
- Faunal stability and environmental change in the middle Eocene Gulf Coastal Plain (PhD Thesis, Harvard University)12
- Catalogue of the Paleocene and Eocene mollusca of the southern and eastern United States. Part 1. Pelecypoda, Amphineura, Pteropoda, Scaphopoda and Cephalopoda6
- The Selandian (Paleocene) mollusc fauna from Copenhagen, Denmark: the Poul Harder 1920 collection5
- Eocene Mollusca from the vicinity of McCulloch's Bridge, Waihao River, South Canterbury, New Zealand: Paleoecology and systematics4
- Further Mollusca from the late Eocene Pallinup Formation, Eucla Basin, Western Australia2
- The molluscan fauna of the late Oligocene Branden Clay, Denmark2
- Karagyuleva, 19642
- Fauna of the Eocene at Marysville Buttes, California2
- Additions to the Molluscan Macrofauna of the Reklaw Formation1
- Les mollusques éocènes se dévoilent sous ultraviolets1
- Timing of latest Eocene molluscan extinction patterns in Mississippi1
Each of the 75 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. 11 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 Cordieria
- Source
- Wikipedia/Commons
- Credit
- W.H. Dall
- Licence
- Public Domain
- Commercial use
- the licence allows it
No 3D scan of Cordieria 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
- Source
- Wikipedia, “Cordieria”
- 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 itBorsoniidae through timeFormations of the EoceneThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Rouault 1848