Homalacanthus

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

On record

Recorded, not inferred
Sits inside
AcanthodidaePBDB
Diet
carnivorePBDB, for Acanthodii
Life habit
nektonicPBDB, for Acanthodii
Motility
actively mobilePBDB, for Acanthodii

Time the record covers

At least 13 million years on record.

The record covers at least 372.15 Mya to 358.86 Mya. No occurrence read is dated outside 382.31 Mya to 346.7 Mya.

Devonian — about 1 of 2 occurrencesDevonianCarboniferous — about 1 of 2 occurrencesCarboniferous383–382 Mya — about 0.1 occurrences382–381 Mya — about 0.1 occurrences381–379 Mya — about 0.1 occurrences379–378 Mya — about 0.1 occurrences378–377 Mya — about 0.1 occurrences377–376 Mya — about 0.1 occurrences376–374 Mya — about 0.1 occurrences374–373 Mya — about 0.1 occurrences373–372 Mya — about 0.1 occurrences360–358 Mya — about 0.0 occurrences358–357 Mya — about 0.1 occurrences357–356 Mya — about 0.1 occurrences356–355 Mya — about 0.1 occurrences355–353 Mya — about 0.1 occurrences353–352 Mya — about 0.1 occurrences352–351 Mya — about 0.1 occurrences351–350 Mya — about 0.1 occurrences350–348 Mya — about 0.1 occurrences348–347 Mya — about 0.1 occurrences347–346 Mya — about 0.0 occurrences372.15 Mya358.86 Mya383 Mya346 Mya

2 occurrences of Homalacanthus 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

2 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

Escuminac — 48.11°N, 66.40°WLower Os’kin — 55.45°N, 90.06°E

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

Homalacanthus and its relatives

Devonian

Where Homalacanthus and its relatives were recorded in the Devonian.

Found in the same rock

88 taxa

The Paleobiology Database records 2 sites for Homalacanthus, 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

2 references

Each of the 2 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 Homalacanthus 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 Homalacanthus, or no answer at all. This entry cannot say which.

No 3D scan of Homalacanthus 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 itAcanthodidae through timeFormations of the DevonianThe world it lived on

Occurrence data from the Paleobiology Database, CC BY 4.0. Russell 1951