Eulomidae
No picture of Eulomidae 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 Eulomidae, or no answer at all. This entry cannot say which.
On record
Recorded, not inferred- Sits inside
- OlenidaPBDB
- Diet
- carnivorePBDB, for Trilobita
- Life habit
- low-level epifaunalPBDB, for Trilobita
- Motility
- fast-movingPBDB, for Trilobita
- Vision
- well-developedPBDB
- Environment
- marinePBDB, for Trilobita
Time the record covers
At least 23 million years on record.
The record covers at least 499.5 Mya to 475.6 Mya. No occurrence read is dated outside 504.5 Mya to 468 Mya.
307 occurrences of Eulomidae on record, most of them in the Cambrian. 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
307 occurrences- Cambrian68%
- Ordovician32%
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
61 formations
- Bestogai Formation92
- Huaqiao Formation15
- Tukalandy Formation14
- Zhumabai Formation12
- Chatsworth Formation12
- Shenjiawan Formation11
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The named rock units Eulomidae has been recovered from, largest first. Drawn where the rock is now, not where it formed. 37 further formations hold fewer occurrences each and are not listed. 11 occurrences have no formation on record, which is common for older literature.
Eulomidae and its relatives
CambrianWhere Eulomidae and its relatives were recorded in the Cambrian.
Found in the same rock
737 taxa- Euloma54 sites
- Geragnostus27 sites
- Shumardia20 sites
- Apatokephalus19 sites
- Symphysurus19 sites
- Niobe (Niobella)18 sites
- Pseudagnostus17 sites
- Niobe15 sites
- Asaphellus13 sites
- Lingulella13 sites
- Brachiopoda12 sites
- Iveria iverensis12 sites
- Macropyge12 sites
- Dictyonema11 sites
- Ceratopyge10 sites
- Platypeltoides10 sites
- Acrotreta9 sites
- Harpides9 sites
- Dikelokephalina8 sites
- Nanorthis8 sites
- Nileus8 sites
- Prooneotodus8 sites
- Tetralobula8 sites
- Ampyx7 sites
The Paleobiology Database records 122 sites for Eulomidae, 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
69 references- Cambrian Malyy Karatau Range, Kazakhstan104
- Biostratigrafiya i trilobity verkhnego Kembriya i nizhnego Ordovika severo-zapada Sibirskoy Platformy [Biostratigraphy and trilobites of the Upper Cambrian and Lower Ordovician of the northwestern Siberian platform]38
- Upper Cambrian biostratigraphy and trilobite faunas of the Cili-Taoyuan area, northwestern Hunan, China12
- Late Cambrian trilobites from the Chatsworth Limestone, western Queensland12
- Cambrian of the Hunan-Guizhou region, south China9
- Ordovician Sedimentary Basin and Paleobiotas of the Gorny Altai8
- Late Upper Cambrian trilobites from the Gola Beds, western Queensland7
- On the Early Ordovician of Sweden stratigraphy and fauna7
- The new Ordovician stage standard as applied to the stratigraphic units of the western Altai–Sayan Folded Area6
- The Upper Cambrian of the Chopko River section, Norilsk region, northwestern Siberian Platform: stratigraphy and trilobites6
- Corynexochida, Lichida and Asaphida5
- Late Late Cambrian trilobites from near Birch Inlet, south-western Tasmania5
Each of the 307 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. 57 further references are not listed. 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 Eulomidae 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 Eulomidae, or no answer at all. This entry cannot say which.
No 3D scan of Eulomidae 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 itOlenida through timeFormations of the CambrianThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Kobayashi 1955