Gyrodoma marylandica

No picture of Gyrodoma marylandica was found. Wikipedia, Wikidata, iDigBio and Smithsonian Open Access were searched and had none. GBIF was asked, and what came back is not recorded: nothing, or a picture this site could not tie to Gyrodoma marylandica, or no answer at all. This entry cannot say which.

On record

Recorded, not inferred
Sits inside
GyrodomaPBDB
Diet
suspension feederPBDB, for Murchisonioidea
Life habit
epifaunalPBDB, for Murchisonioidea
Motility
facultatively mobilePBDB, for Murchisonioidea
Vision
limitedPBDB, for Murchisoniina
Environment
coastal,marinePBDB, for Murchisoniina

Time the record covers

At least 40 million years on record.

The record covers at least 422.7 Mya to 382.31 Mya. No occurrence read is dated outside 443.1 Mya to 372.15 Mya.

Ordovician — about 0 of 4 occurrencesSilurian — about 3 of 4 occurrencesSilurianDevonian — about 1 of 4 occurrencesDevonian445–442 Mya — about 0.2 occurrences442–440 Mya — about 0.4 occurrences440–437 Mya — about 0.4 occurrences437–435 Mya — about 0.4 occurrences435–432 Mya — about 0.4 occurrences432–430 Mya — about 0.4 occurrences430–427 Mya — about 0.4 occurrences427–425 Mya — about 0.4 occurrences425–422 Mya — about 0.3 occurrences383–381 Mya — about 0.2 occurrences381–378 Mya — about 0.2 occurrences378–376 Mya — about 0.2 occurrences376–373 Mya — about 0.2 occurrences373–371 Mya — about 0.1 occurrences422.7 Mya382.31 Mya445 Mya371 Mya

4 occurrences of Gyrodoma marylandica 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

2 formations

McKenzie — 39.65°N, 78.76°WMcKenzie — 39.57°N, 78.84°WJennings — 39.65°N, 78.76°W

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

Gyrodoma marylandica and its relatives

Silurian

Where Gyrodoma marylandica and its relatives were recorded in the Silurian.

Found in the same rock

22 taxa

The Paleobiology Database records 4 sites for Gyrodoma marylandica, 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 Gyrodoma marylandica was found. Wikipedia, Wikidata, iDigBio and Smithsonian Open Access were searched and had none.

GBIF was asked, and what came back is not recorded: nothing, or a picture this site could not tie to Gyrodoma marylandica, or no answer at all. This entry cannot say which.

No 3D scan of Gyrodoma marylandica was found in Smithsonian Open Access and Sketchfab.

MorphoSource 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 itGyrodoma through timeFormations of the SilurianThe world it lived on

Occurrence data from the Paleobiology Database, CC BY 4.0. (Clarke and Swartz 1913)