Evenkaspis
No picture of Evenkaspis 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 Evenkaspis, or no answer at all. This entry cannot say which.
On record
Recorded, not inferred- Sits inside
- MonorakinaePBDB
- Diet
- carnivorePBDB, for Phacopina
- Life habit
- low-level epifaunalPBDB, for Trilobita
- Motility
- fast-movingPBDB, for Trilobita
- Vision
- well-developedPBDB, for Pterygometopidae
- Environment
- marinePBDB, for Trilobita
Time the record covers
At least 5.4 million years on record.
The record covers at least 458.2 Mya to 452.8 Mya. No occurrence read is dated outside 469.4 Mya to 445.2 Mya.
19 occurrences of Evenkaspis on record, most of them in the Ordovician. 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
19 occurrences- Ordovician100%
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
4 formations
- Mangazea Formation · Chertovskian Group11
- Dolbor Formation · Dolborian Group5
- Ust'Stolbovaya Formation2
- Mangazeya Formation1
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The named rock units Evenkaspis has been recovered from, largest first. Drawn where the rock is now, not where it formed.
Evenkaspis and its relatives
OrdovicianWhere Evenkaspis and its relatives were recorded in the Ordovician.
Found in the same rock
62 taxa- Parajonesites11 sites
- Aparchitella8 sites
- Dolborella7 sites
- Euprimites7 sites
- Hesperorthis australis7 sites
- Opikina parvula7 sites
- Glandites6 sites
- Oepikina6 sites
- Planusella6 sites
- Rostricellula6 sites
- Glyptorthis5 sites
- Kenophyllum subcylindricum5 sites
- Leptellina5 sites
- Maakina parvuliformis5 sites
- Rostricellula transversa5 sites
- Ceraurinus icarus4 sites
- Costoprimites4 sites
- Maakina4 sites
- Strophomena lethea4 sites
- Bumastus3 sites
- Doleroides panna3 sites
- Glyptorthis pulchra3 sites
- Hesperorthis3 sites
- Triplesia3 sites
The Paleobiology Database records 17 sites for Evenkaspis, 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- Ordovician of the Tungus Basin (Siberian Platform). Field excursion guidebook16
- The trilobite subfamily Monorakinae (Pterygometopidae)3
Each of the 19 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 Evenkaspis 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 Evenkaspis, or no answer at all. This entry cannot say which.
No 3D scan of Evenkaspis 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 itMonorakinae through timeFormations of the OrdovicianThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Kramarenko 1952