Callocardia (Agriopoma)
Searched as Agriopoma. The Paleobiology Database treats Callocardia (Agriopoma) as the accepted name.
Agriopoma is a genus of marine bivalve molluscs that belongs to the family Veneridae. It is a large and heavy genus with chalky shells. They do not have any color patterns.

Smithsonian Environmental Research Center · CC BY 2.0 · 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
- CallocardiaPBDB
- Diet
- suspension feederPBDB, for Veneridae
- Life habit
- infaunalPBDB, for Veneridae
- Motility
- facultatively mobilePBDB, for Veneridae
- Vision
- blindPBDB, for Bivalvia
Time the record covers
At least 48 million years on record.
The record covers at least 48.07 Mya to 11.7 ka. No occurrence read is dated outside 56 Mya to 0 Mya.
146 occurrences of Callocardia (Agriopoma) 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
146 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
36 formations
- Gatun Formation65
- Shoal River Formation · Alum Bluff Group10
- Chipola Formation · Alum Bluff Group8
- Cantaure Formation8
- Michoud Formation6
- Arcadia Formation · Hawthorn Group4
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The named rock units Callocardia (Agriopoma) has been recovered from, largest first. Drawn where the rock is now, not where it formed. 12 further formations hold fewer occurrences each and are not listed. 4 occurrences have no formation on record, which is common for older literature.
Callocardia (Agriopoma) and its relatives
MioceneWhere Callocardia (Agriopoma) and its relatives were recorded in the Miocene.
Found in the same rock
1,718 taxa- Psammacoma gatunensis31 sites
- Anadara30 sites
- Stigmaulax guppiana30 sites
- Polystira28 sites
- Lirophora (Panchione) mactropsis26 sites
- Varicorbula disparilis26 sites
- Bivetiella dariena25 sites
- Macrocallista maculata25 sites
- Cadulus (Platyschides)23 sites
- Oliva gatunensis23 sites
- Architectonica nobilis22 sites
- Bellucina actinus22 sites
- Chione (Chionopsis) tegulum22 sites
- Conus molis21 sites
- Anadara (Rasia) dariensis dariensis19 sites
- Caryocorbula oropendula stena18 sites
- Strioterebrum spiriferum18 sites
- Clementia (Clementia) dariena dariena17 sites
- Gadilopsis17 sites
- Gemmula vaningeni17 sites
- Metula gabbi17 sites
- Naticarius17 sites
- Polinices stanislasmeunieri17 sites
- Tectonatica17 sites
The Paleobiology Database records 99 sites for Callocardia (Agriopoma), 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
34 references- Geology and paleontology of canal zone and adjoing parts of Panama: Description of Tertiary mollusks (Pelecypods: Propeamussiidae to Cuspidariidae).55
- The Molluscan Fauna of the Alum Bluff Group of Florida17
- Spatial and stratigraphic variation in marine paleoenvironments in the Late Miocene Gatun Formation, Isthmus of Panama9
- Miocene Mollusca from the Paraguana Peninsula, Venezuela7
- Unpublished notes on Caribbean collection of the Naturhistorisches Museum Basel5
- Stratigraphy of newly exposed Quaternary sediments, eastern Orleans Parish, Louisiana4
- Stratigraphy of newly exposed Quaternary seduments, eastern Orleans Parish, Louisiana4
- Mollusca of the Tertiary formations of Northeastern Mexico4
- Molluscs of the Tampa and Suwannee Limestones4
- The Miocene of Northern Costa Rica4
- Unpublished census data from Atlantic coastal plain and circum-Caribbean Neogene assemblages and taxonomic opinions3
- Catalogue of the Paleocene and Eocene mollusca of the southern and eastern United States. Part 1. Pelecypoda, Amphineura, Pteropoda, Scaphopoda and Cephalopoda2
Each of the 146 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. 22 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 Callocardia (Agriopoma)
- Source
- Wikipedia/Commons
- Credit
- Smithsonian Environmental Research Center
- Licence
- CC BY 2.0
- Commercial use
- the licence allows it
No 3D scan of Callocardia (Agriopoma) 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, “Agriopoma”
- 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 itCallocardia through timeFormations of the MioceneThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0.