Polidevcia lunulata

No picture of Polidevcia lunulata 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 Polidevcia lunulata, or no answer at all. This entry cannot say which.

On record

Recorded, not inferred
Sits inside
PolidevciaPBDB
Diet
deposit feederPBDB, for Nuculanoidea
Life habit
infaunalPBDB, for Nuculanoidea
Motility
facultatively mobilePBDB, for Nuculanoidea
Vision
blindPBDB, for Bivalvia

Time the record covers

At least 6.8 million years on record.

The record covers at least 290.1 Mya to 283.3 Mya. No occurrence read is dated outside 293.52 Mya to 274.4 Mya.

Permian — about 4 of 4 occurrencesPermian294–293 Mya — about 0.1 occurrences293–293 Mya — about 0.2 occurrences293–292 Mya — about 0.2 occurrences292–291 Mya — about 0.2 occurrences291–291 Mya — about 0.2 occurrences291–290 Mya — about 0.2 occurrences284–283 Mya — about 0.0 occurrences283–283 Mya — about 0.2 occurrences283–282 Mya — about 0.2 occurrences282–281 Mya — about 0.2 occurrences281–281 Mya — about 0.2 occurrences281–280 Mya — about 0.2 occurrences280–279 Mya — about 0.2 occurrences279–279 Mya — about 0.2 occurrences279–278 Mya — about 0.2 occurrences278–277 Mya — about 0.2 occurrences277–277 Mya — about 0.2 occurrences277–276 Mya — about 0.2 occurrences276–275 Mya — about 0.2 occurrences275–275 Mya — about 0.2 occurrences275–274 Mya — about 0.1 occurrences290.1 Mya283.3 Mya294 Mya273.9 Mya

4 occurrences of Polidevcia lunulata on record, most of them in the Permian. 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

3 formations

Lekvorkuta — 67.68°N, 64.18°ELekvorkuta — 67.37°N, 63.92°ESokolov — 70.80°N, 57.50°ETumara — 65.90°N, 130.93°E

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

Polidevcia lunulata and its relatives

Permian

Where Polidevcia lunulata and its relatives were recorded in the Permian.

Found in the same rock

1 taxon

The Paleobiology Database records 4 sites for Polidevcia lunulata, 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

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. Each entry links to the Paleobiology Database's own record for the work.

Media and terms

Media content0

No picture of Polidevcia lunulata 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 Polidevcia lunulata, or no answer at all. This entry cannot say which.

No 3D scan of Polidevcia lunulata 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 itPolidevcia through timeFormations of the PermianThe world it lived on

Occurrence data from the Paleobiology Database, CC BY 4.0. (Dembskaya 1972)