Gemmula amica
No picture of Gemmula amica was found. Wikidata, iDigBio and Smithsonian Open Access were searched and had none. Wikipedia 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 Gemmula amica, or no answer at all. This entry cannot say which.
On record
Recorded, not inferred- Sits inside
- GemmulaPBDB
- Diet
- carnivorePBDB, for Turridae
- Life habit
- epifaunalPBDB, for Turridae
- Motility
- actively mobilePBDB, for Turridae
- Vision
- limitedPBDB, for Gastropoda
Time the record covers
At most 11 million years on record.
Every occurrence read is dated to somewhere between 33.9 Mya and 23.04 Mya, and nothing in the dating separates them, so that window is what the record shows rather than a span.
11 occurrences of Gemmula amica on record, most of them in the Oligocene. 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- Oligocene100%
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
- Red Bluff Formation · Vicksburg Group10
- Caimito Formation1
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The named rock units Gemmula amica has been recovered from, largest first. Drawn where the rock is now, not where it formed.
Gemmula amica and its relatives
OligoceneWhere Gemmula amica and its relatives were recorded in the Oligocene.
Found in the same rock
160 taxa- Astarte triangulata10 sites
- Corbula10 sites
- Dentalium10 sites
- Nemocardium (Nemocardium) eocenense10 sites
- Scapharca (Scapharca) invidiosa10 sites
- Turritella10 sites
- Yoldia clydoniona10 sites
- Nucula vicksburgensis9 sites
- Tritaria falsus9 sites
- Cadulus8 sites
- Corbula engonata8 sites
- Natica8 sites
- Ringicula mississippiensis8 sites
- Syntomodrillia8 sites
- Verticordia8 sites
- Chlamys7 sites
- Eburneopecten (Eburneopecten) subminutus7 sites
- Eulimella7 sites
- Kelliella7 sites
- Pitar7 sites
- Spheniopsis7 sites
- Haliris6 sites
- Mitra6 sites
- Myrtea6 sites
The Paleobiology Database records 11 sites for Gemmula amica, 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- Paleoecological patterns in molluscan extinctions and recoveries: comparison of the Cretaceous-Paleogene and Eocene-Oligocene extinctions in North America7
- Lower Oligocene Gastropoda, Scaphopoda, and Cephalopoda of the Vicksburg Group in Mississippi3
- Geology and paleontology of canal zone and adjoing parts of Panama: Description of Tertiary mollusks (gastropods: Eulimidae, Marginellidae to Helminthoglyptidae).1
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 Gemmula amica was found. Wikidata, iDigBio and Smithsonian Open Access were searched and had none.
Wikipedia 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 Gemmula amica, or no answer at all. This entry cannot say which.
No 3D scan of Gemmula amica was found in Smithsonian Open Access and Sketchfab.
MorphoSource 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 itGemmula through timeFormations of the OligoceneThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. (Casey 1903)