Gerastos kermur

Yale Peabody Museum · CC0 · via GBIF. 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
- GerastosPBDB
- Diet
- deposit feederPBDB, for Proetida
- Life habit
- low-level epifaunalPBDB, for Trilobita
- Motility
- fast-movingPBDB, for Trilobita
- Vision
- well-developedPBDB, for Proetidae
- Environment
- marinePBDB, for Trilobita
Time the record covers
At most 2.4 million years on record.
Every occurrence read is dated to somewhere between 413.02 Mya and 410.62 Mya, and nothing in the dating separates them, so that window is what the record shows rather than a span.
3 occurrences of Gerastos kermur on record, most of them in the Devonian. 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- Devonian100%
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 Gerastos kermur has been recovered from, largest first. Drawn where the rock is now, not where it formed. 1 occurrence has no formation on record, which is common for older literature.
Gerastos kermur and its relatives
DevonianWhere Gerastos kermur and its relatives were recorded in the Devonian.
Found in the same rock
144 taxa- Astycoryphe gracilis3 sites
- Bohemiproetus bohemicus3 sites
- Coniproetus novaki3 sites
- Gerastos retroflexus3 sites
- Coniproetus exspectatus2 sites
- Dalejeproetus dalejensis mivon2 sites
- Denemarkia frontalis2 sites
- Gerastos (Gerastos) cingulatus2 sites
- Gerastos (Longiproetus) confusus fuconsus2 sites
- Gerastos lisyi2 sites
- Longiproetus confusus gigas2 sites
- Scharyia sola2 sites
- Simaproetus simax2 sites
- Voigtaspis veleslavini2 sites
- Acanthophyllum1 site
- Acanthopyge1 site
- Actinostroma1 site
- Aesopomum1 site
- Aikarhyncha1 site
- Areostrophia1 site
- Atopostroma1 site
- Biconostrophia1 site
- Biernantium simplicior1 site
- Bivalvia1 site
The Paleobiology Database records 3 sites for Gerastos kermur, 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 referencesEach 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 content1

Picture of Gerastos kermur
- Source
- GBIF
- Credit
- Yale Peabody Museum
- Licence
- CC0
- Commercial use
- the licence allows it
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 itGerastos through timeFormations of the DevonianThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. (Šnajdr 1980)