Carychium
Carychium is a genus of very small air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Ellobiidae.

Snailmail · CC BY-SA 3.0 · via Wikipedia/Commons. 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.
On record
Recorded, not inferred- Sits inside
- CarychiidaePBDB
- Diet
- grazerPBDB, for Ellobioidea
- Life habit
- epifaunalPBDB, for Ellobioidea
- Motility
- actively mobilePBDB, for Ellobioidea
- Vision
- limitedPBDB, for Gastropoda
Time the record covers
At least 61 million years on record.
The record covers at least 61.66 Mya to 11.7 ka. No occurrence read is dated outside 66 Mya to 0 Mya.
48 occurrences of Carychium on record, most of them in the Miocene. The Paleobiology Database records this as a living group. 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
48 occurrences- Paleocene2%
- Miocene68%
- Pliocene2%
- Pleistocene23%
- Holocene4%
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
12 formations
- facies à Congeria Formation4
- Ober Süßwassermolasse Formation2
- Calcaire de Mons Formation1
- Afyon Formation1
- Venta del Moro-Villatoya Formation1
- Sappa Formation1
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The named rock units Carychium has been recovered from, largest first. Drawn where the rock is now, not where it formed. 32 occurrences have no formation on record, which is common for older literature.
Carychium and its relatives
MioceneWhere Carychium and its relatives were recorded in the Miocene.
Found in the same rock
1,067 taxa- Limax9 sites
- Vertigo9 sites
- Pisidium7 sites
- Acanthinula6 sites
- Anisus6 sites
- Discus6 sites
- Gastrocopta nouletiana6 sites
- Planorbarius cornu6 sites
- Succinea6 sites
- Vallonia pulchella6 sites
- Vitrea6 sites
- Argna oppoliensis5 sites
- Cepaea5 sites
- Gastrocopta (Sinalbinula) ferdinandi5 sites
- Gastrocopta acuminata5 sites
- Gyraulus5 sites
- Helicidae5 sites
- Lacerta5 sites
- Nesovitrea disciformis5 sites
- Planorbis5 sites
- Sphaerium5 sites
- Truncatellina5 sites
- Acicula lineata4 sites
- Anisus (Odontogyrorbis) krambergeri4 sites
The Paleobiology Database records 35 sites for Carychium, 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
26 references- Synopsis of the Late Miocene mollusc fauna of the classical sections Richardhof and Eichkogel in the Vienna Basin (Austria, Pannonian, MN 9-MN11)10
- Opole (Poland) - a key locality for middle Miocene terrestrial mollusc faunas4
- The fossil pulmonate snails of Sandelzhausen (Early/Middle Miocene, Germany): Ellobiidae, Pupilloidea, and Clausilioidea3
- Late Messinian mollusks and vertebrates from Moncucco Torinese, north-western Italy. Paleoecological and paleoclimatological implications2
- Late Messinian continental and Lago-Mare gastropods from the Tertiary Piedmont Basin, NW Italy2
- The Middle Miocene freshwater mollusk fauna of Lake Gacko (SE Bosnia and Herzegovina): taxonomic revision and paleoenvironmental analysis2
- Terrestrial, freshwater and brachyhaline Gastropoda from the Lower Miocene deposits of Oberdorf (Styria, Austria)2
- Early Middle Pleistocene mammalian faunas from Karlich (Kaerlich) and Miesenheim I and their biostratigraphical implications2
- Moluscos continentales del Plio-Pleistoceno de la cuenca de Guadix-Baza2
- L'environnement côtier des Alpes-Maritimes à la fin de la transgression versilienne d'après l'étude biostratigraphique du site de l'Etoile à Nice (France)2
- Zur Kenntnis der postjurassischen Deckschichten in der Umgebung des Nördlinger Rieses2
- Early Miocene continental gastropods from new localities of the Molasse Basin in southern Germany1
Each of the 48 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. 14 further references are not listed. 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 content1
Picture of Carychium
- Source
- Wikipedia/Commons
- Credit
- Snailmail
- Licence
- CC BY-SA 3.0
- Commercial use
- the licence allows it
No 3D scan of Carychium 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.
The description on this site
- Source
- Wikipedia, “Carychium”
- Licence
- CC BY-SA 4.0
This is what the site found, which is not the same as what exists.
Keep going
What may have been alongside itCarychiidae through timeFormations of the MioceneThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Müller 1773