Gerastos granulatus

No picture of Gerastos granulatus 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 Gerastos granulatus, or no answer at all. This entry cannot say which.

On record

Recorded, not inferred
Sits inside
GerastosPBDB
Diet
deposit feederPBDB, for Proetida
Life habit
low-level epifaunalPBDB, for Trilobita
Motility
fast-movingPBDB, for Trilobita
Vision
well-developedPBDB, for Proetidae
Environment
marinePBDB, for Trilobita

Time the record covers

At least 3.9 million years on record.

The record covers at least 430.6 Mya to 426.7 Mya. No occurrence read is dated outside 432.9 Mya to 425 Mya.

Silurian — about 4 of 4 occurrencesSilurian433–433 Mya — about 0.1 occurrences433–433 Mya — about 0.4 occurrences433–432 Mya — about 0.4 occurrences432–432 Mya — about 0.4 occurrences432–432 Mya — about 0.4 occurrences432–431 Mya — about 0.4 occurrences431–431 Mya — about 0.4 occurrences431–431 Mya — about 0.4 occurrences431–430 Mya — about 0.2 occurrences427–427 Mya — about 0.1 occurrences427–426 Mya — about 0.2 occurrences426–426 Mya — about 0.2 occurrences426–426 Mya — about 0.2 occurrences426–425 Mya — about 0.2 occurrences425–425 Mya — about 0.2 occurrences425–425 Mya — about 0.1 occurrences430.6 Mya426.7 Mya433.4 Mya424.5 Mya

4 occurrences of Gerastos granulatus on record, most of them in the Silurian. 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

1 formation

Cape Phillips — 75.80°N, 94.50°W

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

Gerastos granulatus and its relatives

Silurian

Where Gerastos granulatus and its relatives were recorded in the Silurian.

Found in the same rock

95 taxa

The Paleobiology Database records 4 sites for Gerastos granulatus, 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 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 doi.org. Relayed as the Paleobiology Database holds them, not checked against what they resolve to.

Media and terms

Media content0

No picture of Gerastos granulatus 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 Gerastos granulatus, or no answer at all. This entry cannot say which.

No 3D scan of Gerastos granulatus 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 itGerastos through timeFormations of the SilurianThe world it lived on

Occurrence data from the Paleobiology Database, CC BY 4.0. (Lindström 1885)