Pseudolividae
Pseudolividae is a taxonomic family of medium-sized sea snails, marine gastropod mollusks in the superfamily Olivoidea.

Wood, 1828 · CC0 · via Wikidata/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
- PseudolivoideaPBDB
- Diet
- carnivorePBDB
- Life habit
- epifaunalPBDB
- Motility
- actively mobilePBDB
- Vision
- limitedPBDB, for Gastropoda
Time the record covers
At least 63 million years on record.
The record covers at least 66 Mya to 2.58 Mya. No occurrence read is dated outside 72.2 Mya to 774 ka.
174 occurrences of Pseudolividae 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
174 occurrences- Late Cretaceous1%
- Paleocene26%
- Eocene60%
- Oligocene5%
- Miocene7%
- Pleistoceneunder 1%
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
74 formations
- London Clay Formation11
- Ameki Formation · Bende-Ameki Group8
- Tejon Formation8
- Otuma Formation7
- Llajas Formation7
- Flournoy Formation · Umpqua Group6
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The named rock units Pseudolividae has been recovered from, largest first. Drawn where the rock is now, not where it formed. 50 further formations hold fewer occurrences each and are not listed. 14 occurrences have no formation on record, which is common for older literature.
Pseudolividae and its relatives
EoceneWhere Pseudolividae and its relatives were recorded in the Eocene.
Found in the same rock
2,402 taxa- Ostrea25 sites
- Calyptraea diegoana20 sites
- Turritella20 sites
- Turricula17 sites
- Schedocardia brewerii16 sites
- Ficopsis remondii13 sites
- Calorebama dilleri12 sites
- Glycymeris12 sites
- Polinices (Euspira) nuciformis12 sites
- Cylichnina tantilla11 sites
- Nemocardium (Nemocardium) linteum11 sites
- Pseudoliva (Buccinorbis) parinasensis11 sites
- Tellina11 sites
- Architectonica10 sites
- Cerithiopsis10 sites
- Fusulculus alienopriscus10 sites
- Microcallista (Costacallista) conradiana10 sites
- Nuculana10 sites
- Peruluta mancorensis10 sites
- Polinices hornii10 sites
- Siphonalia10 sites
- Callista (Costacallista) hornii9 sites
- Calorebama inornata9 sites
- Calyptraea9 sites
The Paleobiology Database records 125 sites for Pseudolividae, 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
64 references- The occurrence of the genus Fusulculus Bouchet & Vermeij (Gastropoda, Pseudolividae) in the Eocene of England, with a description of two new species11
- A new pseudolivine gastropod genus from the lower Tertiary of North America11
- Paleogene and Early Neogene molluscan faunae in West Japan11
- Popenoeum, a New Pseudolivine Gastropod Genus: Widespread and Most Diversified during the Paleocene9
- Stratigraphy and Mollusca of the Eocene of western Oregon8
- Eocene Mollusca from Nigeria8
- Fauna of the Type Tejon: Its relation to the Cowlitz Phase of the Tejon Group of Washington6
- The Eocene-Oligocene Otuma Depositional Sequence (East Pisco Basin, Peru): Paleogeographic and Paleoceanographic Implications of New Data5
- Eocene Faunas from the Department of Bolivar, Colombia5
- Contributions to the Tertiary Paleontology of Northern Peru: Part 4, The Peruvian Oligocene5
- Resilience of marine invertebrate communities during the early Cenozoic hyperthermals4
- Eocene Mollusca from the Tainohata Formation in Kobe City, southwest Japan4
Each of the 174 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 Pseudolividae
- Source
- Wikidata/Commons
- Credit
- Wood, 1828
- Licence
- CC0
- Commercial use
- the licence allows it
No 3D scan of Pseudolividae 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 itPseudolivoidea through timeFormations of the EoceneThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. de Gregorio 1880