Nautilus cookana

Not Nautilus cookana. This is Nautilus cookana (Whitfield, 1892), a relative — both are Nautilidae.
Yale Peabody Museum · CC0 · via GBIF. 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
- NautilusPBDB
- Diet
- carnivorePBDB, for Nautilidae
- Life habit
- nektonicPBDB, for Nautilidae
- Motility
- actively mobilePBDB, for Nautilidae
- Vision
- well-developedPBDB, for Cephalopoda
- Environment
- marinePBDB, for Cephalopoda
Time the record covers
At most 15 million years on record.
Every occurrence read is dated to somewhere between 48.07 Mya and 33.9 Mya, and nothing in the dating separates them, so that window is what the record shows rather than a span.
7 occurrences of Nautilus cookana on record, most of them in the Eocene. 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
7 occurrences- Eocene100%
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
3 formations
- Shark River Marl Formation4
- Shark River Formation · Claiborne Group2
- Hoko River Formation1
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The named rock units Nautilus cookana has been recovered from, largest first. Drawn where the rock is now, not where it formed.
Nautilus cookana and its relatives
EoceneWhere Nautilus cookana and its relatives were recorded in the Eocene.
Found in the same rock
7 taxa- Aturia alabamensis1 site
- Belosepiidae1 site
- Cylindracanthus rectus1 site
- Megokkos feldmanni1 site
- Munida quadroblonga1 site
- Mursia aspina1 site
- Palaeophis1 site
The Paleobiology Database records 5 sites for Nautilus cookana, and this reads all of them. The number is how many of those sites it was catalogued from too.
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
3 references- Tertiary nautiloids of the Americas4
- Catalogue of the Paleocene and Eocene Mollusks of the Southern and Eastern United States Part II. Gastropoda2
- Cephalopods from the late Eocene Hoko River Formation, northwestern Washington1
Each of the 7 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. 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 Nautilus cookana (Whitfield, 1892)
- Source
- GBIF
- Credit
- Yale Peabody Museum
- Licence
- CC0
- Commercial use
- the licence allows it
No 3D scan of Nautilus cookana 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.
This is what the site found, which is not the same as what exists.
Keep going
What may have been alongside itNautilus through timeFormations of the EoceneThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. (Whitfield 1892)