Paromalomena mcmahoni
No picture of Paromalomena mcmahoni was found. Wikipedia, Wikidata, iDigBio and Smithsonian Open Access were searched and had none. GBIF was asked, and what came back is not recorded: nothing, or a picture this site could not tie to Paromalomena mcmahoni, or no answer at all. This entry cannot say which.
On record
Recorded, not inferred- Sits inside
- ParomalomenaPBDB
- Diet
- suspension feederPBDB, for Strophomenida
- Life habit
- epifaunalPBDB, for Strophomenida
- Motility
- stationaryPBDB, for Strophomenida
- Vision
- blindPBDB, for Strophomenata
- Environment
- marinePBDB, for Lophophorata
Time the record covers
At most 2.1 million years on record.
Every occurrence read is dated to somewhere between 445.2 Mya and 443.1 Mya, and nothing in the dating separates them, so that window is what the record shows rather than a span.
4 occurrences of Paromalomena mcmahoni on record, most of them in the Ordovician. 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
4 occurrences- Ordovician100%
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 Paromalomena mcmahoni has been recovered from, largest first. Drawn where the rock is now, not where it formed.
Paromalomena mcmahoni and its relatives
OrdovicianWhere Paromalomena mcmahoni and its relatives were recorded in the Ordovician.
Found in the same rock
20 taxa- Dalmanella testudinaria4 sites
- Hirnantia sagittifera4 sites
- Eostropheodonta hirnantensis3 sites
- Fardenia (Coolinia) dalmani3 sites
- Hindella crassa3 sites
- Cliftonia psittacina2 sites
- Aegiromena (Aegiromenella) planissima1 site
- Anisopleurella asiatica1 site
- Dolerorthis1 site
- Draborthis caelebs1 site
- Kinnella medlicotti1 site
- Leptaena rugosa1 site
- Minutomena1 site
- Palaeoleptostrophia1 site
- Petrocrania1 site
- Plectothyrella crassicosta1 site
- Pseudopholidops1 site
- Skenidioides scoliodus1 site
- Templeella gobiensis1 site
- Xenocrania haimei1 site
The Paleobiology Database records 4 sites for Paromalomena mcmahoni, and this reads all of them. The number is how many of those sites it was catalogued from too.
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- A latest Ordovician Hirnantia brachiopod fauna from western Yunnan, Southwest China and its paleobiogeographic significance2
- From shallow to deep water: an ecological study of the Hirnantia brachiopod Fauna (Late Ordovician) and its global implications2
Each of the 4 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. Each entry links to doi.org. Relayed as the Paleobiology Database holds them, not checked against what they resolve to.
Media and terms
Media content0
No picture of Paromalomena mcmahoni was found. Wikipedia, Wikidata, iDigBio and Smithsonian Open Access were searched and had none.
GBIF was asked, and what came back is not recorded: nothing, or a picture this site could not tie to Paromalomena mcmahoni, or no answer at all. This entry cannot say which.
No 3D scan was found. Smithsonian Open Access, MorphoSource and Sketchfab were all searched.
This is what the site found, which is not the same as what exists.
Keep going
What may have been alongside itParomalomena through timeFormations of the OrdovicianThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. (Reed 1915)