Gemmula (Gemmula)

Stichting Observation International · CC BY-NC 4.0 · via GBIF. May be a photograph of a specimen, or an artist’s reconstruction — an interpretation of a skeleton, since colour and soft tissue are almost never preserved.
Time the record covers
At least 24 million years on record.
The record covers at least 27.3 Mya to 2.58 Mya. No occurrence read is dated outside 33.9 Mya to 774 ka.
119 occurrences of Gemmula (Gemmula) on record, most of them in the Miocene. 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
119 occurrences- Oligocene8%
- Miocene89%
- Pleistocene3%
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
14 formations
- Branden Clay Formation5
- Werder Formation4
- Batuputih Formation · Kupang Group3
- Lower Gelingseh Formation3
- Vejle Fjord Formation3
- Rembang Formation2
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The named rock units Gemmula (Gemmula) has been recovered from, largest first. Drawn where the rock is now, not where it formed. 89 occurrences have no formation on record, which is common for older literature.
Gemmula (Gemmula) and its relatives
MioceneWhere Gemmula (Gemmula) and its relatives were recorded in the Miocene.
Found in the same rock
612 taxa- Spiroplectammina carinata49 sites
- Turritella49 sites
- Lentigodentalium48 sites
- Limopsis (Limopsis) aurita48 sites
- Naticidae48 sites
- Elphidium47 sites
- Varicorbula gibba47 sites
- Cibicides dutemplei46 sites
- Cibicides lobatulus44 sites
- Dentalina konincki43 sites
- Nassarius43 sites
- Venus (Ventricoloidea) multilamella43 sites
- Aporrhais (Aporrhais)42 sites
- Astarte (Astarte) radiata42 sites
- Lyrotyphis42 sites
- Nonion42 sites
- Streptodictyon42 sites
- Limopsis41 sites
- Textularia gramen41 sites
- Dentalium (Pseudantilis)40 sites
- Globulina gibba40 sites
- Reussirella40 sites
- Babylonella39 sites
- Lenticulina (Lenticulina)39 sites
The Paleobiology Database records 59 sites for Gemmula (Gemmula), and this reads all of them. Of that, one read hit the database's own return limit, so every count below is a floor rather than a total. 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
11 references- Die Fauna des marinen Miozäns von Kevelaer (Niederrhein). Band 4 Gastropoda ab Mitridae83
- Skwarko, 199411
- The molluscan fauna of the late Oligocene Branden Clay, Denmark10
- Die molluskenfauna (Hermmorium, Untermiozän) aus der Kiesgrube kirnke bei Werder (Nordwest-Niedersachsen)4
- Early Pleistocene gastropods from Timor3
- Miocene molluscs from Muara Kobun and Pulu Senumpah, Sangkulirang Bay, northern Kutai (East Borneo)2
- The mollusc fauna of the Stemerdink Bed (Miocene, Reinbekian) from outcrops in the Slinge brook at Winterswijk-Brinkheurne (The Netherlands, province of Gelderland)2
- The Marine Gram Formation at Gram, Denmark: Late Miocene Geology and Palaeontology1
- Mollusca from Preangerian deposits of Mandul Island, northeastern Kalimantan Timur (East Borneo)1
- Note on Mollusca from the Lower Mentawir Beds, Balikpapan Bay area, Kalimantan (East Borneo)1
- Late Miocene Mollusca from Tapian Langstat and Gunung Batuta, Sungai Bungalun area, Kalimantan (E. Borneo)1
Each of the 119 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 content1

Picture of Gemmula (Gemmula)
- Source
- GBIF
- Credit
- Stichting Observation International
- Licence
- CC BY-NC 4.0
- Commercial use
- the licence does not allow it
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 itFormations of the MioceneThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0.