Rhipidomella
Searched as Rhipidomella polygramma pentlandica. The Paleobiology Database treats Rhipidomella as the accepted name.

via iDigBio · CC0 · via iDigBio. 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
- RhipidomellinaePBDB
- Diet
- suspension feederPBDB, for Orthida
- Life habit
- epifaunalPBDB, for Orthida
- Motility
- stationary, attachedPBDB, for Orthida
- Vision
- blindPBDB, for Rhynchonellata
- Environment
- marinePBDB, for Lophophorata
Time the record covers
At most 11 million years on record.
The one occurrence read is dated to somewhere between 443.1 Mya and 432.9 Mya, which is a dating window rather than a span.
1 occurrence of Rhipidomella on record, most of them in the Silurian. 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
1 occurrences- Silurian100%
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
1 formation
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The named rock units Rhipidomella has been recovered from, largest first. Drawn where the rock is now, not where it formed.
Rhipidomella and its relatives
SilurianWhere Rhipidomella and its relatives were recorded in the Silurian.
Found in the same rock
1,248 taxa- Bryozoa57 sites
- Fenestella54 sites
- Crinoidea45 sites
- Cleiothyridina43 sites
- Spirifer43 sites
- Schuchertella40 sites
- Chonetes39 sites
- Syringopora37 sites
- Syringothyris37 sites
- Camarotoechia36 sites
- Platyceras35 sites
- Ambocoelia34 sites
- Mucrospirifer mucronatus33 sites
- Nucleospira33 sites
- Punctospirifer31 sites
- Rugosa31 sites
- Crurithyris30 sites
- Palaeoneilo29 sites
- Caninia cornucopiae26 sites
- Cypricardinia26 sites
- Aulocystis25 sites
- Longispina25 sites
- Rhombopora25 sites
- Rugosochonetes25 sites
The Paleobiology Database records 953 sites for Rhipidomella, and this reads 240 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
1 referenceEach of the 1 occurrence 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. Each entry links to doi.org. Relayed as the Paleobiology Database holds them, not checked against what they resolve to.
Media and terms
Media content2

Picture of Rhipidomella
- Source
- iDigBio
- Credit
- via iDigBio
- Licence
- CC0
- Commercial use
- the licence allows it
3D model
- Source
- Sketchfab
- Licence
- CC0 Public Domain
- Commercial use
- the licence allows it
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 itRhipidomellinae through timeFormations of the SilurianThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0.