Zophocrinus
Smithsonian Institution · CC0 · via Smithsonian. 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
- ZophocrinidaePBDB
- Diet
- suspension feederPBDB, for Disparida
- Life habit
- intermediate-level epifaunalPBDB, for Disparida
- Motility
- stationary, attachedPBDB, for Disparida
- Vision
- blindPBDB, for Crinoidea
- Environment
- marinePBDB, for Echinodermata
Time the record covers
At least 5.6 million years on record.
The record covers at least 430.6 Mya to 425 Mya. No occurrence read is dated outside 443.1 Mya to 419.62 Mya.
8 occurrences of Zophocrinus on record, most of them in the Silurian. 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
8 occurrences- Silurian100%
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
6 formations
- Henryhouse Formation2
- Laurel Limestone Formation1
- Osgood Formation1
- Wayne Formation1
- Salamonie Dolomite Formation1
- Racine Formation1
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The named rock units Zophocrinus has been recovered from, largest first. Drawn where the rock is now, not where it formed. 1 occurrence has no formation on record, which is common for older literature.
Zophocrinus and its relatives
SilurianWhere Zophocrinus and its relatives were recorded in the Silurian.
Found in the same rock
278 taxa- Pisocrinus8 sites
- Bryozoa7 sites
- Astraeospongium6 sites
- Dicoelosia6 sites
- Thalamocrinus6 sites
- Anastrophia5 sites
- Atrypa5 sites
- Caryocrinites5 sites
- Eucalyptocrinites5 sites
- Isorthis5 sites
- Lecanocrinus5 sites
- Dalejina4 sites
- Gissocrinus4 sites
- Lampterocrinus4 sites
- Macrostylocrinus4 sites
- Merista4 sites
- Meristina4 sites
- Myelodactylus4 sites
- Sievertsia4 sites
- Antirhynchonella3 sites
- Atrypa reticularis3 sites
- Calceocrinus3 sites
- Crinoidea3 sites
- Dalmanites3 sites
The Paleobiology Database records 8 sites for Zophocrinus, 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
2 references- Caradocian-Gedinnian echinoderm associations of Central and Eastern North America7
- Hunton Group of the Anadarko Basin of Oklahoma:1
Each of the 8 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 content1
Picture of Zophocrinus
- Source
- Smithsonian
- Credit
- Smithsonian Institution
- Licence
- CC0 — this site’s default, not the record’s
- Commercial use
- the licence allows it
No 3D scan was found. Smithsonian Open Access, MorphoSource and Sketchfab were all searched.
This is what the site found, which is not the same as what exists.
Keep going
What may have been alongside itZophocrinidae through timeFormations of the SilurianThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Miller 1891