Roemerus robustus
No picture of Roemerus robustus 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 Roemerus robustus, or no answer at all. This entry cannot say which.
On record
Recorded, not inferred- Sits inside
- RoemerusPBDB
- Diet
- carnivorePBDB, for Decapoda
- Life habit
- epifaunalPBDB, for Decapoda
- Motility
- actively mobilePBDB, for Malacostraca
- Vision
- well-developedPBDB, for Malacostraca
Time the record covers
At most 12 million years on record.
Every occurrence read is dated to somewhere between 121.4 Mya and 110.1 Mya, and nothing in the dating separates them, so that window is what the record shows rather than a span.
3 occurrences of Roemerus robustus on record, most of them in the Early Cretaceous. 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- Early Cretaceous100%
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
- Glen Rose Limestone Formation · Trinity Group2
- Sierra Madre Formation1
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The named rock units Roemerus robustus has been recovered from, largest first. Drawn where the rock is now, not where it formed.
Roemerus robustus and its relatives
Early CretaceousWhere Roemerus robustus and its relatives were recorded in the Early Cretaceous.
Found in the same rock
56 taxa- Necrocarcinus hodgesi2 sites
- Pagurus banderensis2 sites
- Acritarcha1 site
- Aetocarcinus roddai1 site
- Alepisauriformes1 site
- Arecipites1 site
- Belostomatidae1 site
- Bivalva sp.1 site
- Bivalvia1 site
- Bombacaceae1 site
- Cerithiidae1 site
- Cirolana aptiana1 site
- Cirolana bretoni1 site
- Cirolana longirostra1 site
- Cirolanidae1 site
- Classopolis sp.1 site
- Dinoflagellata1 site
- Echinoidea1 site
- Ellimmichthyiformes1 site
- Enallaster obliquatus1 site
- Enchodontidae1 site
- Ephedra1 site
- Fungi1 site
- Gastropoda1 site
The Paleobiology Database records 3 sites for Roemerus robustus, 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- Fossil decapod crustaceans from the Lower Cretaceous, Glen Rose Limestone of central Texas2
- El Espinal, a new plattenkalk facies locality from the Lower Cretaceous Sierra Madre Formation, Chiapas, southeastern Mexico1
Each 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. Each entry links to the Paleobiology Database's own record for the work.
Media and terms
Media content0
No picture of Roemerus robustus 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 Roemerus robustus, or no answer at all. This entry cannot say which.
No 3D scan of Roemerus robustus was found in Sketchfab.
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 itRoemerus through timeFormations of the Early CretaceousThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Bishop 1983