Meekoceras japonicum
No picture of Meekoceras japonicum 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 Meekoceras japonicum, or no answer at all. This entry cannot say which.
On record
Recorded, not inferred- Sits inside
- MeekocerasPBDB
- Diet
- carnivorePBDB, for Ceratitida
- Life habit
- nektonicPBDB, for Ceratitida
- Motility
- actively mobilePBDB, for Ceratitida
- Vision
- well-developedPBDB, for Cephalopoda
- Environment
- marinePBDB, for Cephalopoda
Time the record covers
At most 2.2 million years on record.
The one occurrence read is dated to somewhere between 250.8 Mya and 248.6 Mya, which is a dating window rather than a span.
1 occurrence of Meekoceras japonicum on record, most of them in the Early Triassic. 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
1 occurrences- Early Triassic100%
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 Meekoceras japonicum has been recovered from, largest first. Drawn where the rock is now, not where it formed.
Meekoceras japonicum and its relatives
Early TriassicWhere Meekoceras japonicum and its relatives were recorded in the Early Triassic.
Found in the same rock
20 taxa- Anasibirites1 site
- Anasibirites archiperipheras1 site
- Anasibirites kingianus1 site
- Anasibirites multiformis1 site
- Anasibirites shimizui1 site
- Arctoprionites minor1 site
- Arctoprionites nipponicus1 site
- Arctoprionites yeharai1 site
- Hemiprionites1 site
- Hemiprionites katoi1 site
- Hemiprionites kuharanus1 site
- Hemiprionites morianus1 site
- Hemiprionites sawatanus1 site
- Hemiprionites shikokuensis1 site
- Hemiprionites shimizui1 site
- Hemiprionites tahoensis1 site
- Meekoceras orientale1 site
- Paranannites1 site
- Wyomingites aplanatus1 site
- Xenoceltites evolutus1 site
The Paleobiology Database records 1 site for Meekoceras japonicum, 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
1 referenceEach of the 1 occurrence 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 Meekoceras japonicum 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 Meekoceras japonicum, or no answer at all. This entry cannot say which.
No 3D scan of Meekoceras japonicum 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 itMeekoceras through timeFormations of the Early TriassicThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Shimizu and Jimbo 1933