Cheirostephanus hurzeleri
No picture of Cheirostephanus hurzeleri 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 Cheirostephanus hurzeleri, or no answer at all. This entry cannot say which.
On record
Recorded, not inferred- Sits inside
- CheirostephanusPBDB
- Diet
- carnivorePBDB, for Chondrichthyes
- Life habit
- nektonicPBDB, for Chondrichthyes
- Motility
- actively mobilePBDB, for Chondrichthyes
Time the record covers
At most 3.9 million years on record.
Every occurrence read is dated to somewhere between 37.71 Mya and 33.9 Mya, and nothing in the dating separates them, so that window is what the record shows rather than a span.
2 occurrences of Cheirostephanus hurzeleri on record, most of them in the Eocene. 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
2 occurrences- Eocene100%
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 Cheirostephanus hurzeleri has been recovered from, largest first. Drawn where the rock is now, not where it formed.
Cheirostephanus hurzeleri and its relatives
EoceneWhere Cheirostephanus hurzeleri and its relatives were recorded in the Eocene.
Found in the same rock
36 taxa- Carcharhinus egertoni2 sites
- Carcharodon hastalis2 sites
- Diodon2 sites
- Hemipristis serra2 sites
- Isurus desorii2 sites
- Odontaspis2 sites
- Sphyraena2 sites
- Sphyrna laevissima2 sites
- Squaliolus schaubi2 sites
- Alopias acutidens1 site
- Alopias grandis1 site
- Bivalvia1 site
- Calliotropis1 site
- Carcharhinidae1 site
- Centrophorus1 site
- Centroscymnus1 site
- Cerithiidae1 site
- Etmopterus acutidens1 site
- Euselachii1 site
- Eutrichiurides1 site
- Isistius1 site
- Isurus1 site
- Labridae1 site
- Labriformes1 site
The Paleobiology Database records 2 sites for Cheirostephanus hurzeleri, 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- Sur la faune ichtyologique de la Formation de Bissex Hill et de la Série océanique, de l'Ile de la Barbade, et sur l'âge de ces formations1
- Contribution à l'étude des Poissons fossiles des Antiles1
Each of the 2 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 Cheirostephanus hurzeleri 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 Cheirostephanus hurzeleri, 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 itCheirostephanus through timeFormations of the EoceneThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Casier 1958