Quadratotrigonia nodosa

No picture of Quadratotrigonia nodosa 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 Quadratotrigonia nodosa, or no answer at all. This entry cannot say which.

On record

Recorded, not inferred
Sits inside
QuadratotrigoniaPBDB
Diet
suspension feederPBDB, for Trigoniidae
Life habit
shallow infaunalPBDB, for Trigoniidae
Motility
fast-movingPBDB, for Trigoniidae
Vision
blindPBDB, for Trigoniidae
Environment
marinePBDB, for Trigoniidae

Time the record covers

At least 13 million years on record.

The record covers at least 132.6 Mya to 119.57 Mya. No occurrence read is dated outside 137.05 Mya to 113.2 Mya.

Early Cretaceous — about 11 of 11 occurrencesEarly Cretaceous138–137 Mya — about 0.3 occurrences137–136 Mya — about 0.8 occurrences136–135 Mya — about 0.8 occurrences135–134 Mya — about 0.8 occurrences134–133 Mya — about 0.8 occurrences133–133 Mya — about 0.8 occurrences133–132 Mya — about 0.3 occurrences132–131 Mya — about 0.3 occurrences131–130 Mya — about 0.3 occurrences130–129 Mya — about 0.3 occurrences129–128 Mya — about 0.3 occurrences128–128 Mya — about 0.3 occurrences128–127 Mya — about 0.3 occurrences127–126 Mya — about 0.3 occurrences126–125 Mya — about 0.1 occurrences122–121 Mya — about 0.5 occurrences121–120 Mya — about 0.9 occurrences120–119 Mya — about 0.7 occurrences119–118 Mya — about 0.3 occurrences118–118 Mya — about 0.3 occurrences118–117 Mya — about 0.3 occurrences117–116 Mya — about 0.3 occurrences116–115 Mya — about 0.3 occurrences115–114 Mya — about 0.3 occurrences114–114 Mya — about 0.3 occurrences114–113 Mya — about 0.1 occurrences132.6 Mya119.57 Mya137.6 Mya112.7 Mya

11 occurrences of Quadratotrigonia nodosa on record, most of them in the Early Cretaceous. 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

11 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

2 formations

Grès verts helvétiques — 46.04°N, 6.62°EGrès verts helvétiques — 45.91°N, 6.49°EAtherfield Clay — 50.61°N, 1.36°W

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The named rock units Quadratotrigonia nodosa has been recovered from, largest first. Drawn where the rock is now, not where it formed. 7 occurrences have no formation on record, which is common for older literature.

Quadratotrigonia nodosa and its relatives

Early Cretaceous

Where Quadratotrigonia nodosa and its relatives were recorded in the Early Cretaceous.

Found in the same rock

237 taxa

The Paleobiology Database records 5 sites for Quadratotrigonia nodosa, 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 11 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 Quadratotrigonia nodosa 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 Quadratotrigonia nodosa, or no answer at all. This entry cannot say which.

No 3D scan of Quadratotrigonia nodosa 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 itQuadratotrigonia through timeFormations of the Early CretaceousThe world it lived on

Occurrence data from the Paleobiology Database, CC BY 4.0. (Sowerby 1830)