Cardium (Dallocardia)
No picture of Cardium (Dallocardia) 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 Cardium (Dallocardia), or no answer at all. This entry cannot say which.
On record
Recorded, not inferred- Sits inside
- CardiumPBDB
- Diet
- suspension feederPBDB, for Cardiidae
- Life habit
- infaunalPBDB, for Cardiidae
- Motility
- facultatively mobilePBDB, for Cardiidae
- Vision
- blindPBDB, for Bivalvia
Time the record covers
At least 33 million years on record.
The record covers at least 33.9 Mya to 11.7 ka. No occurrence read is dated outside 37.71 Mya to 0 Mya.
336 occurrences of Cardium (Dallocardia) 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
336 occurrencesThese 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
60 formations
- Vaqueros Formation43
- Gatun Formation30
- Castilletes Formation30
- Pico Formation29
- Jimol Formation15
- Culebra Formation11
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The named rock units Cardium (Dallocardia) has been recovered from, largest first. Drawn where the rock is now, not where it formed. 36 further formations hold fewer occurrences each and are not listed. 27 occurrences have no formation on record, which is common for older literature.
Cardium (Dallocardia) and its relatives
MioceneWhere Cardium (Dallocardia) and its relatives were recorded in the Miocene.
Found in the same rock
3,250 taxa- Dallocardia quadragenarium55 sites
- Dallocardia vaquerosense40 sites
- Turritella cooperi39 sites
- Glossaulax reclusiana36 sites
- Balanus35 sites
- Panopea generosa31 sites
- Leporimetis obesa30 sites
- Macoma nasuta30 sites
- Californiconus californicus27 sites
- Lucinisca nuttalli27 sites
- Here excavata25 sites
- Macrochlamis magnolia25 sites
- Dentalium neohexagonum24 sites
- Saccella taphria24 sites
- Solen sicarius24 sites
- Turritella inezana24 sites
- Tresus nuttallii23 sites
- Anomia vaquerosensis22 sites
- Crepidula onyx22 sites
- Thylacodes squamigerus22 sites
- Caesia perpinguis21 sites
- Pusio humerosus21 sites
- Callianax biplicata20 sites
- Chlamys sespeensis20 sites
The Paleobiology Database records 200 sites for Cardium (Dallocardia), 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
85 references- Neogene molluscs, shallow marine paleoenvironments, and chronostratigraphy of the Guajira Peninsula, Colombia49
- The Vaqueros Formation, Lower Miocene of California. I. Paleontology41
- Geology and paleontology of canal zone and adjoing parts of Panama: Description of Tertiary mollusks (Pelecypods: Propeamussiidae to Cuspidariidae).35
- Neogene Paleontology in the Northern Dominican Republic 9. The Family Cardiidae (Mollusca: Bivalvia)20
- Geology of southeastern Ventura basin, Los Angeles County, California12
- Miocene and Pliocene mollusks from Trinidad11
- Late Pliocene megafossils of the Pico Formation, Newhall area, Los Angeles County, Southern California10
- Unpublished notes on Caribbean collection of the Naturhistorisches Museum Basel8
- Unpublished notes on Caribbean collection of Jack and Winifred Gibson-Smith, Naturhistorisches Museum Basel7
- Unpublished census data from Atlantic coastal plain and circum-Caribbean Neogene assemblages and taxonomic opinions7
- Early Pliocene marine climate and environment of the eastern Ventura Basin, Southern California7
- Pancho Rico Formation, Salinas Valley7
Each of the 336 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. 73 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 content0
No picture of Cardium (Dallocardia) 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 Cardium (Dallocardia), or no answer at all. This entry cannot say which.
No 3D scan of Cardium (Dallocardia) 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 itCardium through timeFormations of the MioceneThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Stewart 1930