Tribrachidium heraldicum

Aleksey Nagovitsyn ( User:Alnagov ) · CC BY-SA 3.0 · via Wikidata/Commons. May be a photograph of a specimen, or an artist’s reconstruction — an interpretation of a skeleton, since colour and soft tissue are almost never preserved.
On record
Recorded, not inferred- Sits inside
- TribrachidiumPBDB
- Diet
- osmotrophPBDB, for Tribrachidium
- Life habit
- low-level epifaunalPBDB, for Tribrachidium
- Motility
- stationary, attachedPBDB, for Tribrachidium
- Environment
- inner shelf,marinePBDB, for Tribrachidium
Time the record covers
At most 97 million years on record.
Every occurrence read is dated to somewhere between 635 Mya and 538.8 Mya, and nothing in the dating separates them, so that window is what the record shows rather than a span.
17 occurrences of Tribrachidium heraldicum on record. 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
17 occurrencesThese 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
6 formations
- Rawnsley Quartzite Formation · Wilpena Group8
- Verkhovka Formation4
- Yorga Formation2
- Ust-Pinega Formation1
- Zimnegory Formation · Valdai Group1
- Sonia Sandstone Formation · Jodhpur Group1
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The named rock units Tribrachidium heraldicum has been recovered from, largest first. Drawn where the rock is now, not where it formed.
Found in the same rock
84 taxa- Kimberella quadrata10 sites
- Aspidella8 sites
- Dickinsonia costata8 sites
- Parvancorina minchami8 sites
- Cyanorus singularis6 sites
- Dickinsonia tenuis6 sites
- Yorgia waggoneri6 sites
- Cephalonega stepanovi4 sites
- Charniodiscus4 sites
- Palaeopascichnus4 sites
- Palaeophragmodictya4 sites
- Rugoconites enigmaticus4 sites
- Armillifera3 sites
- Lossinia3 sites
- Parvancorina sagitta3 sites
- Solza margarita3 sites
- Spriggina floundersi3 sites
- Tamga hamulifera3 sites
- Temnoxa molliuscula3 sites
- Vendia rachiata3 sites
- <new genus>2 sites
- Albumares2 sites
- Andiva ivantsovi2 sites
- Arkarua adami2 sites
The Paleobiology Database records 17 sites for Tribrachidium heraldicum, 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
11 references- Supplemental Data for Ediacaran Diversification Rates3
- Paleoecological reconstruction of the Ediacaran benthic macroscopic communities of the White Sea (Russia)3
- How diverse were early animal communities? An example from Ediacara Conservation Park, Flinders Ranges, South Australia2
- Patterns of evolution of the Ediacaran soft-bodied biota2
- Trilobozoan (Tribrachidium and Albumares) Ediacaran organisms from Marwar Supergroup, Western India1
- Piecing together the puzzle of the Ediacara Biota: Excavation and reconstruction at the Ediacara National Heritage site Nilpena (South Australia)1
- How well do fossil assemblages of the Ediacara Biota tell time?1
- A new metazoan from the Vendian of the White Sea, Russia, with possible affinities to the ascidians1
- Small Vendian Transversely Articulated Fossils1
- Earliest known echinoderm - a new Ediacaran fossil from the Pound Subgroup of South Australia1
- The late Precambrian fossils from Ediacara, South Australia1
Each of the 17 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 content1

Picture of Tribrachidium heraldicum
- Source
- Wikidata/Commons
- Credit
- Aleksey Nagovitsyn ( User:Alnagov )
- Licence
- CC BY-SA 3.0
- Commercial use
- the licence allows it
No 3D scan of Tribrachidium heraldicum was found in Smithsonian Open Access and Sketchfab.
MorphoSource was 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 itTribrachidium through time
Occurrence data from the Paleobiology Database, CC BY 4.0. Glaessner 1959