Licnocephala brevicauda
No picture of Licnocephala brevicauda 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 Licnocephala brevicauda, or no answer at all. This entry cannot say which.
On record
Recorded, not inferred- Sits inside
- LicnocephalaPBDB
- Diet
- deposit feederPBDB, for Proetida
- Life habit
- low-level epifaunalPBDB, for Trilobita
- Motility
- fast-movingPBDB, for Trilobita
- Vision
- well-developedPBDB, for Bathyuridae
- Environment
- marinePBDB, for Trilobita
Time the record covers
At most 16 million years on record.
Every occurrence read is dated to somewhere between 483.4 Mya and 468 Mya, and nothing in the dating separates them, so that window is what the record shows rather than a span.
4 occurrences of Licnocephala brevicauda 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
2 formations
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The named rock units Licnocephala brevicauda has been recovered from, largest first. Drawn where the rock is now, not where it formed.
Licnocephala brevicauda and its relatives
OrdovicianWhere Licnocephala brevicauda and its relatives were recorded in the Ordovician.
Found in the same rock
38 taxa- Petigurus groenlandicus3 sites
- Archaeorthis groenlandica2 sites
- Bolbocephalus convexus2 sites
- Bolbocephalus stclairi2 sites
- Catochia hinlopensis2 sites
- Jeffersonia timon2 sites
- Uromystrum affine2 sites
- Uromystrum drepanon2 sites
- Bathyurellus abruptus1 site
- Bathyurellus diclementsae1 site
- Bathyurine1 site
- Benthamaspis conica1 site
- Benthamaspis gibberula1 site
- Bolbocephalus gunnari1 site
- Carolinites1 site
- Catochia ornata1 site
- Ceratopea1 site
- Ceratopeltis latilimbata1 site
- Chapmanopyge1 site
- Grinnellaspis newfoundlandensis1 site
- Harlandaspis elongata1 site
- Helicotoma1 site
- Hystricurus crassilimbatus1 site
- Illaenus (Parillaenus) primoticus1 site
The Paleobiology Database records 4 sites for Licnocephala brevicauda, 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- Lower Ordovician trilobites of the Kirtonryggen Formation, Spitsbergen2
- On the Lower Ordovician faunas of East Greenland2
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. 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 Licnocephala brevicauda 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 Licnocephala brevicauda, or no answer at all. This entry cannot say which.
No 3D scan of Licnocephala brevicauda was found in MorphoSource and Sketchfab.
Smithsonian Open Access 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 itLicnocephala through timeFormations of the OrdovicianThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. (Poulsen 1937)