Helaspis

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

On record

Recorded, not inferred
Sits inside
ProductellinaePBDB
Diet
suspension feederPBDB, for Productidina
Life habit
low-level epifaunalPBDB, for Productidina
Motility
stationaryPBDB, for Productidina
Vision
blindPBDB, for Strophomenata
Environment
marinePBDB, for Lophophorata

Time the record covers

At most 12 million years on record.

Every occurrence read is dated to somewhere between 393.47 Mya and 382.31 Mya, and nothing in the dating separates them, so that window is what the record shows rather than a span.

Devonian — about 10 of 10 occurrencesDevonian394–393 Mya — about 0.4 occurrences393–393 Mya — about 0.5 occurrences393–392 Mya — about 0.5 occurrences392–392 Mya — about 0.5 occurrences392–392 Mya — about 0.5 occurrences392–391 Mya — about 0.5 occurrences391–391 Mya — about 0.5 occurrences391–390 Mya — about 0.5 occurrences390–390 Mya — about 0.6 occurrences390–390 Mya — about 0.6 occurrences390–389 Mya — about 0.6 occurrences389–389 Mya — about 0.6 occurrences389–388 Mya — about 0.6 occurrences388–388 Mya — about 0.6 occurrences388–387 Mya — about 0.2 occurrences387–387 Mya — about 0.2 occurrences387–387 Mya — about 0.2 occurrences387–386 Mya — about 0.2 occurrences386–386 Mya — about 0.2 occurrences386–385 Mya — about 0.2 occurrences385–385 Mya — about 0.2 occurrences385–385 Mya — about 0.2 occurrences385–384 Mya — about 0.2 occurrences384–384 Mya — about 0.2 occurrences384–383 Mya — about 0.2 occurrences383–383 Mya — about 0.2 occurrences383–383 Mya — about 0.2 occurrences383–382 Mya — about 0.1 occurrences394 Mya381.8 Mya

10 occurrences of Helaspis on record, most of them in the Devonian. 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

10 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

7 formations

Selscheid — 51.17°N, 7.92°ESelscheid — 51.23°N, 7.82°ESelscheid — 51.23°N, 7.97°EIhmert — 51.33°N, 7.69°EMühlenberg — 51.12°N, 7.90°EGenshaw — 45.03°N, 83.73°WFerron Point — 45.15°N, 83.33°WBell Shale — 45.42°N, 83.82°WYahatinda — 51.20°N, 115.13°W

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

Helaspis and its relatives

Devonian

Where Helaspis and its relatives were recorded in the Devonian.

Found in the same rock

111 taxa

The Paleobiology Database records 10 sites for Helaspis, 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

5 references

Each of the 10 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 Helaspis 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 Helaspis, or no answer at all. This entry cannot say which.

No 3D scan of Helaspis 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 itProductellinae through timeFormations of the DevonianThe world it lived on

Occurrence data from the Paleobiology Database, CC BY 4.0. Imbrie 1959