Crassatella fusca
No picture of Crassatella fusca 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 Crassatella fusca, or no answer at all. This entry cannot say which.
On record
Recorded, not inferred- Sits inside
- CrassatellaPBDB
- Diet
- suspension feederPBDB, for Crassatellidae
- Life habit
- shallow infaunalPBDB, for Crassatellidae
- Motility
- facultatively mobilePBDB, for Crassatellidae
- Vision
- blindPBDB, for Crassatelloidea
- Environment
- marinePBDB, for Crassatelloidea
Time the record covers
At most 11 million years on record.
Every occurrence read is dated to somewhere between 48.07 Mya and 37.71 Mya, and nothing in the dating separates them, so that window is what the record shows rather than a span.
5 occurrences of Crassatella fusca 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
5 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
1 formation
- Kattachi Formation · Manda Group1
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The named rock units Crassatella fusca has been recovered from, largest first. Drawn where the rock is now, not where it formed. 4 occurrences have no formation on record, which is common for older literature.
Crassatella fusca and its relatives
EoceneWhere Crassatella fusca and its relatives were recorded in the Eocene.
Found in the same rock
14 taxa- Venericardia (Venericor) nipponica3 sites
- Aturia matsushitai1 site
- Aturia yokoyamai1 site
- Branchioplax pentagonalis1 site
- Carcharodon nodai1 site
- Eucalliax yoshihiroi1 site
- Lima amaxensis1 site
- Mazzalina1 site
- Perotrochus1 site
- Portunites kattachiensis1 site
- Prohomola japonica1 site
- Raninoides nodai1 site
- Striatolamia macrota1 site
- Venericardia1 site
The Paleobiology Database records 5 sites for Crassatella fusca, and this reads all of them. The number is how many of those sites it was catalogued from too.
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- Some Tertiary fossils from the Miike coal-field4
- Fossil decapod crustaceans from the Manda Group (Middle Eocene), Kyushu, Japan1
Each of the 5 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 content0
No picture of Crassatella fusca 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 Crassatella fusca, or no answer at all. This entry cannot say which.
No 3D scan of Crassatella fusca 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 itCrassatella through timeFormations of the EoceneThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. (Yokoyama 1911)