Mellopegma uslonica
No picture of Mellopegma uslonica 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 Mellopegma uslonica, or no answer at all. This entry cannot say which.
On record
Recorded, not inferred- Sits inside
- MellopegmaPBDB
- Diet
- suspension feederPBDB, for Stenothecidae
- Life habit
- epifaunalPBDB, for Stenothecidae
- Motility
- stationaryPBDB, for Stenothecidae
- Vision
- blindPBDB, for Stenothecidae
- Environment
- marinePBDB, for Helcionelloida
Time the record covers
At most 3.9 million years on record.
Every occurrence read is dated to somewhere between 516 Mya and 512.1 Mya, and nothing in the dating separates them, so that window is what the record shows rather than a span.
3 occurrences of Mellopegma uslonica 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
3 occurrences- Cambrian100%
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
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The named rock units Mellopegma uslonica has been recovered from, largest first. Drawn where the rock is now, not where it formed.
Mellopegma uslonica and its relatives
CambrianWhere Mellopegma uslonica and its relatives were recorded in the Cambrian.
Found in the same rock
29 taxa- Pelagiella adunca2 sites
- Aetholicopalla adnata1 site
- Anabarella tshitaensis1 site
- Capitoconus nana1 site
- Chancelloria1 site
- Conotheca1 site
- Conotheca mammilata1 site
- Edrioasteroidea1 site
- Enigmaconus pyramidalis1 site
- Eocrinoidea1 site
- Fordilla troyensis1 site
- Heteractinida1 site
- Lenatheca groenlandica1 site
- Leptostega hyperborea1 site
- Linevitus1 site
- Mackinnonia anabarica1 site
- Mongolitubulus spinosus1 site
- Orthothecida1 site
- Parailsanella1 site
- Parailsanella lata1 site
- Pararaconus1 site
- Pelagiella1 site
- Pojetaia runnegari1 site
- Stenotheca transbaikalica1 site
The Paleobiology Database records 3 sites for Mellopegma uslonica, 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- Malacofauna of the Lower Cambrian Bystraya Formation of Eastern Transbaikalia2
- An early Cambrian fauna of skeletal fossils from the Emyaksin Formation, northern Siberia1
Each of the 3 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 Mellopegma uslonica 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 Mellopegma uslonica, or no answer at all. This entry cannot say which.
No 3D scan of Mellopegma uslonica 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 itMellopegma through timeFormations of the CambrianThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Parkhaev 2004