Arca nuda

No picture of Arca nuda 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 Arca nuda, or no answer at all. This entry cannot say which.

On record

Recorded, not inferred
Sits inside
ArcaPBDB
Diet
suspension feederPBDB, for Arca
Life habit
epifaunalPBDB, for Arca
Motility
stationary, attachedPBDB, for Arca
Vision
limitedPBDB, for Arcidae
Environment
lagoonal,coastal,inner shelf,outer shelf,oceanic,brackish,freshwaterPBDB, for Arcidae

Time the record covers

At most 3.4 million years on record.

The one occurrence read is dated to somewhere between 237 Mya and 233.6 Mya, which is a dating window rather than a span.

Middle Triassic — about 0 of 1 occurrenceLate Triassic — about 1 of 1 occurrenceLate Triassic237–237 Mya — about 0.0 occurrences237–237 Mya — about 0.0 occurrences237–237 Mya — about 0.0 occurrences237–236 Mya — about 0.0 occurrences236–236 Mya — about 0.0 occurrences236–236 Mya — about 0.0 occurrences236–236 Mya — about 0.0 occurrences236–236 Mya — about 0.0 occurrences236–236 Mya — about 0.0 occurrences236–236 Mya — about 0.0 occurrences236–235 Mya — about 0.0 occurrences235–235 Mya — about 0.0 occurrences235–235 Mya — about 0.0 occurrences235–235 Mya — about 0.0 occurrences235–235 Mya — about 0.0 occurrences235–235 Mya — about 0.0 occurrences235–235 Mya — about 0.0 occurrences235–234 Mya — about 0.0 occurrences234–234 Mya — about 0.0 occurrences234–234 Mya — about 0.0 occurrences234–234 Mya — about 0.0 occurrences234–234 Mya — about 0.0 occurrences234–234 Mya — about 0.0 occurrences234–234 Mya — about 0.0 occurrences237.5 Mya233.1 Mya

1 occurrence of Arca nuda on record, most of them in the Late 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

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

Cassian — 46.55°N, 11.93°E

Loading coastlines…

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

Arca nuda and its relatives

Late Triassic

Where Arca nuda and its relatives were recorded in the Late Triassic.

Found in the same rock

343 taxa

The Paleobiology Database records 1 site for Arca nuda, 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

1 reference

Each 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 Arca nuda 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 Arca nuda, or no answer at all. This entry cannot say which.

No 3D scan of Arca nuda 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 itArca through timeFormations of the Late TriassicThe world it lived on

Occurrence data from the Paleobiology Database, CC BY 4.0. (Münster 1841)