Bregmaceros troelli
No picture of Bregmaceros troelli 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 Bregmaceros troelli, or no answer at all. This entry cannot say which.
On record
Recorded, not inferred- Sits inside
- BregmacerosPBDB
- Diet
- carnivorePBDB, for Gadiformes
- Life habit
- nektonicPBDB, for Gadiformes
- Motility
- actively mobilePBDB, for Gadiformes
Time the record covers
At least 3.3 million years on record.
The record covers at least 41.03 Mya to 37.71 Mya. No occurrence read is dated outside 48.07 Mya to 33.9 Mya.
11 occurrences of Bregmaceros troelli 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
11 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
5 formations
- Cook Mountain Formation · Claiborne Group3
- Weches Formation2
- Yazoo Formation · Jackson Group1
- “upper” Lisbon Formation1
- Moodys Branch Formation1
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The named rock units Bregmaceros troelli has been recovered from, largest first. Drawn where the rock is now, not where it formed. 3 occurrences have no formation on record, which is common for older literature.
Bregmaceros troelli and its relatives
EoceneWhere Bregmaceros troelli and its relatives were recorded in the Eocene.
Found in the same rock
116 taxa- Sciaena8 sites
- Allomorone burlesonis7 sites
- Brazosiella kokeni7 sites
- Pseudophichthys7 sites
- Pterothrissus umbonatus7 sites
- Pythonichthys7 sites
- Sparus elegantulus7 sites
- Symmetrosulcus7 sites
- Bauzaia6 sites
- Jefitchia copelandi6 sites
- Preophidion petropolis6 sites
- Protanago nonsector6 sites
- Citharus5 sites
- Ekokenia eporrecta5 sites
- Haemulon5 sites
- Lactarius amplus5 sites
- Myripristis5 sites
- Preophidion5 sites
- Caproidarum serratus4 sites
- Carapus smithvillensis4 sites
- Clupeidae4 sites
- Glyptophidium stringeri4 sites
- Paraconger4 sites
- Protanago sector4 sites
The Paleobiology Database records 11 sites for Bregmaceros troelli, 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
3 references- Middle and late Eocene fish otoliths from the eastern and southern USA8
- Otoliths of some early Cenozoic fishes of the Gulf Coast2
- The taphonomy of an archaeocete skeleton and its associated fauna1
Each of the 11 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 Bregmaceros troelli 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 Bregmaceros troelli, or no answer at all. This entry cannot say which.
No 3D scan of Bregmaceros troelli 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 itBregmaceros through timeFormations of the EoceneThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Frizzell and Dante 1965