Pteria kitakamiensis
No picture of Pteria kitakamiensis 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 Pteria kitakamiensis, or no answer at all. This entry cannot say which.
On record
Recorded, not inferred- Sits inside
- PteriaPBDB
- Diet
- suspension feederPBDB, for Pteria
- Life habit
- epifaunalPBDB, for Pteria
- Motility
- stationary, attachedPBDB, for Pteria
- Vision
- blindPBDB, for Bivalvia
- Environment
- coastal,inner shelf,outer shelf,oceanicPBDB, for Pteriidae
Time the record covers
At most 1.9 million years on record.
Every occurrence read is dated to somewhere between 201.4 Mya and 199.5 Mya, and nothing in the dating separates them, so that window is what the record shows rather than a span.
2 occurrences of Pteria kitakamiensis on record, most of them in the Early Jurassic. 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
2 occurrences- Early Jurassic100%
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
- Niranohama Formation · Shizukawa Group2
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The named rock units Pteria kitakamiensis has been recovered from, largest first. Drawn where the rock is now, not where it formed.
Pteria kitakamiensis and its relatives
Early JurassicWhere Pteria kitakamiensis and its relatives were recorded in the Early Jurassic.
Found in the same rock
19 taxa- Asteracanthus1 site
- Bakevellia trigona1 site
- Coelastarte1 site
- Cosmetodon1 site
- Cucullaea (Idonearca)1 site
- Cuspidaria1 site
- Eomiodon1 site
- Geratrigonia1 site
- Geratrigonia hosourensis1 site
- Grammatodon (Indogrammatodon)1 site
- Isognomon (Isognomon)1 site
- Modiolus1 site
- Orthotrigonia1 site
- Thracia1 site
- Trigonia1 site
- Vaugonia (Vaugonia)1 site
- Vaugonia niranohamensis1 site
- Volsella bakevelloides1 site
- Yokoyamaina hayamii1 site
The Paleobiology Database records 2 sites for Pteria kitakamiensis, 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
2 references- A systematic survey of the Mesozoic Bivalvia from Japan1
- Liassic Volsella, Mytilus and some other dysodont species in Japan (Studies on the Liassic pelecypods in Japan, 6)1
Each of the 2 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 Pteria kitakamiensis 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 Pteria kitakamiensis, or no answer at all. This entry cannot say which.
No 3D scan of Pteria kitakamiensis 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 itPteria through timeFormations of the Early JurassicThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Hayami 1958