Unionites brevis

No picture of Unionites brevis 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 Unionites brevis, or no answer at all. This entry cannot say which.

On record

Recorded, not inferred
Sits inside
UnionitesPBDB
Diet
suspension feederPBDB, for Bivalvia
Life habit
infaunalPBDB, for Bivalvia
Motility
facultatively mobilePBDB, for Bivalvia
Vision
blindPBDB, for Bivalvia

Time the record covers

At least 42 million years on record.

The record covers at least 248.6 Mya to 205.7 Mya. No occurrence read is dated outside 250.8 Mya to 201.4 Mya.

Early Triassic — about 1 of 4 occurrencesEarly TriassicMiddle Triassic — about 2 of 4 occurrencesMiddle TriassicLate Triassic — about 1 of 4 occurrencesLate TriassicEarly Jurassic — about 0 of 4 occurrences252–250 Mya — about 0.3 occurrences250–248 Mya — about 0.7 occurrences242–240 Mya — about 1 occurrence240–238 Mya — about 0.5 occurrences238–236 Mya — about 0.2 occurrences207–206 Mya — about 0.0 occurrences206–204 Mya — about 0.4 occurrences204–202 Mya — about 0.4 occurrences202–200 Mya — about 0.2 occurrences248.6 Mya205.7 Mya252 Mya200 Mya

4 occurrences of Unionites brevis on record, most of them in the Middle 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

4 occurrences

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

Erfurt — 49.18°N, 9.87°EYeba — 30.35°N, 92.92°EKirchaou — 33.41°N, 10.42°ETvillingodden — 77.71°N, 14.70°E

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The named rock units Unionites brevis has been recovered from, largest first. Drawn where the rock is now, not where it formed.

Unionites brevis and its relatives

Middle Triassic

Where Unionites brevis and its relatives were recorded in the Middle Triassic.

Found in the same rock

27 taxa

The Paleobiology Database records 4 sites for Unionites brevis, 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

4 references

Each of the 4 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 Unionites brevis 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 Unionites brevis, or no answer at all. This entry cannot say which.

No 3D scan of Unionites brevis 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 itUnionites through timeFormations of the Middle TriassicThe world it lived on

Occurrence data from the Paleobiology Database, CC BY 4.0. (von Schauroth 1857)