Mellopegma schizocheras
No picture of Mellopegma schizocheras 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 schizocheras, 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 3.5 million years on record.
Every occurrence read is dated to somewhere between 506.5 Mya and 503 Mya, and nothing in the dating separates them, so that window is what the record shows rather than a span.
2 occurrences of Mellopegma schizocheras 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
2 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 schizocheras has been recovered from, largest first. Drawn where the rock is now, not where it formed.
Mellopegma schizocheras and its relatives
CambrianWhere Mellopegma schizocheras and its relatives were recorded in the Cambrian.
Found in the same rock
38 taxa- Aetholicopalla adnata1 site
- Allonnia1 site
- Bradoriidae1 site
- Cambrocoryne lagenamorpha1 site
- Chancelloria1 site
- Costipelagiella nevadense1 site
- Dabashanella1 site
- Dabashanella retroswinga1 site
- Dietericambria hensoniensis1 site
- Dorispira accordionata1 site
- Fascichnus sp.1 site
- Helcionellida1 site
- Hensonidendra tavsenica1 site
- Hertzina1 site
- Hyolithellus1 site
- Inuitiphlaskus kouchinskyi1 site
- Itagnostus interstrictus1 site
- Laugephakos groenlandicus1 site
- Liangshanella qassutit1 site
- Mellopegma georginense1 site
- Microdictyon1 site
- Mongolitubulus reticulatus1 site
- Parailsanella1 site
- Peronopsis fallax1 site
The Paleobiology Database records 2 sites for Mellopegma schizocheras, 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- Middle Cambrian (Miaolingian Series, Wuliuan Stage) molluscs and mollusc-like microfossils from North Greenland (Laurentia).1
- Phylogeny and escalation in Mellopegma and other Cambrian molluscs1
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. 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 schizocheras 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 schizocheras, or no answer at all. This entry cannot say which.
No 3D scan of Mellopegma schizocheras 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. Vendrasco et al. 2011