Cyathidium

RECOLNAT (ANR-11-INBS-0004) - Marie Hennion - 2014 · CC BY 4.0 · 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
- HolopodidaePBDB
- Diet
- suspension feederPBDB, for Cyrtocrinida
- Life habit
- epifaunalPBDB, for Cyrtocrinida
- Motility
- stationaryPBDB, for Cyrtocrinida
- Vision
- blindPBDB, for Crinoidea
- Environment
- marinePBDB, for Echinodermata
Time the record covers
At least 80 million years on record.
The record covers at least 93.9 Mya to 13.82 Mya. No occurrence read is dated outside 100.5 Mya to 12.8 Mya.
14 occurrences of Cyathidium on record, most of them in the Late Cretaceous. 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
14 occurrences- Late Cretaceous66%
- Paleocene13%
- Eocene14%
- Miocene7%
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
4 formations
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The named rock units Cyathidium has been recovered from, largest first. Drawn where the rock is now, not where it formed. 5 occurrences have no formation on record, which is common for older literature.
Cyathidium and its relatives
Late CretaceousWhere Cyathidium and its relatives were recorded in the Late Cretaceous.
Found in the same rock
173 taxa- Metopaster5 sites
- Cyclothyris4 sites
- Pachytilodia4 sites
- Ancistrocrania3 sites
- Anthophyllum3 sites
- Felderophiura vanderhami3 sites
- Gryphaeostrea canaliculata3 sites
- Hemiaster (Bolbaster) prunella3 sites
- Hemipneustes striatoradiatus3 sites
- Orthopsis miliaris3 sites
- Pomatoceros3 sites
- Praelacazella3 sites
- Procassidulus lapiscancri3 sites
- Salenidia maestrichtensis3 sites
- Spondylus3 sites
- Temnocidaris (Stereocidaris)3 sites
- Terebratulina chrysalis3 sites
- Trichaster ornatus3 sites
- Amphidonte (Ceratostreon) reticulata2 sites
- Annelida2 sites
- Applinocrinus cretaceus2 sites
- Atreta2 sites
- Bryozoa2 sites
- Cardiaster granulosus2 sites
The Paleobiology Database records 13 sites for Cyathidium, 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
8 references- Late Cretaceous environments and communities as recorded at Chrtníky (Bohemian Cretaceous Basin, Czech Republic)3
- Late Cretaceous-Early Paleocene echinoderms and the K/T boundary in the southeast Netherlands and the northeast Belgium. - part 2: Crinoids3
- New Eocene species of the crinoid genera Holopus and Cyathidium (Cyrtocrinida: Holopodidae) from north-eastern Italy2
- Late Cretaceous nautilid beaks from near-shore/shallow water deposits of the Bohemian Cretaceous Basin (Czech Republic)2
- Pelagic crinoids (Roveacrinida, Crinoidea) discovered in the Neogene of Poland1
- Additional records of bourgueticrinid crinoids from the Cenomanian of southern Poland1
- Etudes sur quelques échinodermes crétacés de Bugarach (Aude)1
- Das Danien der äusseren Klippenzone bei Wien [Danian of the outer Klippen Belt near Vienna]1
Each of the 14 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 Cyathidium
- Source
- Wikidata/Commons
- Credit
- RECOLNAT (ANR-11-INBS-0004) - Marie Hennion - 2014
- Licence
- CC BY 4.0
- Commercial use
- the licence allows it
No 3D scan of Cyathidium was found in MorphoSource and Sketchfab.
Smithsonian Open Access was 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 itHolopodidae through timeFormations of the Late CretaceousThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Steenstrup 1846