Nielsenicrinus ewaldi
No picture of Nielsenicrinus ewaldi was found. Wikipedia, Wikidata and iDigBio were searched and had none. Smithsonian Open Access did not answer, so this is what the others held rather than everything there is. GBIF was asked, and what came back is not recorded: nothing, or a picture this site could not tie to Nielsenicrinus ewaldi, or no answer at all. This entry cannot say which.
On record
Recorded, not inferred- Sits inside
- NielsenicrinusPBDB
- Diet
- suspension feederPBDB, for Cainocrinidae
- Life habit
- upper-level epifaunalPBDB, for Cainocrinidae
- Motility
- stationary, attachedPBDB, for Cainocrinidae
- Vision
- blindPBDB, for Crinoidea
- Environment
- marinePBDB, for Echinodermata
Time the record covers
At most 11 million years on record.
Every occurrence read is dated to somewhere between 72.2 Mya and 61.66 Mya, and nothing in the dating separates them, so that window is what the record shows rather than a span.
4 occurrences of Nielsenicrinus ewaldi on record, most of them in the Late Cretaceous. 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
4 occurrences- Late Cretaceous80%
- Paleocene21%
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
1 formation
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The named rock units Nielsenicrinus ewaldi has been recovered from, largest first. Drawn where the rock is now, not where it formed.
Nielsenicrinus ewaldi and its relatives
Late CretaceousWhere Nielsenicrinus ewaldi and its relatives were recorded in the Late Cretaceous.
Found in the same rock
72 taxa- Felderophiura vanderhami4 sites
- Hemiaster (Bolbaster) prunella4 sites
- Hemipneustes striatoradiatus4 sites
- Jaekelometra belgica4 sites
- Jaekelometra concava4 sites
- Salenidia maestrichtensis4 sites
- Semiometra lenticularis4 sites
- Goniasteridae3 sites
- Metopaster3 sites
- Orthopsis miliaris3 sites
- Phymotaxis3 sites
- Procassidulus lapiscancri3 sites
- Rhynchopygus marmini3 sites
- Semiometra saskiae3 sites
- Temnocidaris3 sites
- Trichaster ornatus3 sites
- Trochalosoma3 sites
- Amphorometra conoidea2 sites
- Applinocrinus cretaceus2 sites
- Cardiaster granulosus2 sites
- Codiopsis2 sites
- Coenholectypus macrostomus2 sites
- Cyathidium2 sites
- Deckersamphiura inusitata2 sites
The Paleobiology Database records 4 sites for Nielsenicrinus ewaldi, 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
1 referenceEach of the 4 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. Each entry links to the Paleobiology Database's own record for the work.
Media and terms
Media content0
No picture of Nielsenicrinus ewaldi was found. Wikipedia, Wikidata and iDigBio were searched and had none.
Smithsonian Open Access did not answer, so this is what the others held rather than everything there is.
GBIF was asked, and what came back is not recorded: nothing, or a picture this site could not tie to Nielsenicrinus ewaldi, or no answer at all. This entry cannot say which.
No 3D scan of Nielsenicrinus ewaldi 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 itNielsenicrinus through timeFormations of the Late CretaceousThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Jagt 1999