Skiagraptus
No picture of Skiagraptus was found. Wikidata and iDigBio were searched and had none. Wikipedia and 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 Skiagraptus, or no answer at all. This entry cannot say which.
On record
Recorded, not inferred- Sits inside
- DidymograptiPBDB
- Diet
- suspension feederPBDB, for Graptoloidea
- Life habit
- planktonicPBDB, for Graptoloidea
- Motility
- passively mobilePBDB, for Graptoloidea
- Vision
- blindPBDB, for Graptolithina
Time the record covers
At most 22 million years on record.
Every occurrence read is dated to somewhere between 478.8 Mya and 457.3 Mya, and nothing in the dating separates them, so that window is what the record shows rather than a span.
3 occurrences of Skiagraptus on record, most of them in the Ordovician. 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
3 occurrences- Ordovician100%
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
2 formations
- Ningguo Formation1
- Table Cove Formation · Table Head Group1
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The named rock units Skiagraptus 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.
Skiagraptus and its relatives
OrdovicianWhere Skiagraptus and its relatives were recorded in the Ordovician.
Found in the same rock
41 taxa- Didymograptus3 sites
- Cardiograptus2 sites
- Glossograptus2 sites
- Pseudoclimacograptus2 sites
- Allograptus1 site
- Ampyxoides semicostatus1 site
- Anisonotella glacialis1 site
- Blosyropsis billingsi1 site
- Climacograptus1 site
- Cryptograptus tricornis1 site
- Diplograptus1 site
- Endymionia schucherti1 site
- Geragnostus fabius1 site
- Glossopgraptus cf. hincksii1 site
- Glyptograptus1 site
- Graptolithina1 site
- Holmograptus1 site
- Illaenus gelasinus1 site
- Isograptus1 site
- Loganograptus1 site
- Nileus affinis1 site
- Nileus lacunosa1 site
- Nileus macrops1 site
- Niobe morrisi1 site
The Paleobiology Database records 3 sites for Skiagraptus, 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- Middle Ordovician Table Head Formation, western Newfoundland2
- Regional stratigraphic table of Eastern China, Zhejiang Province1
Each of the 3 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 content0
No picture of Skiagraptus was found. Wikidata and iDigBio were searched and had none.
Wikipedia and 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 Skiagraptus, or no answer at all. This entry cannot say which.
No 3D scan of Skiagraptus 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 itDidymograpti through timeFormations of the OrdovicianThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0.