Petricola (Petricola) carditoides

wyattherp · 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.
On record
Recorded, not inferred- Also called
- hearty petricolaPBDB
- Sits inside
- Petricola (Petricola)PBDB
- Diet
- suspension feederPBDB, for Petricola
- Life habit
- boringPBDB, for Petricola
- Motility
- stationaryPBDB, for Petricola
- Vision
- blindPBDB, for Bivalvia
Time the record covers
At least 2.4 million years on record.
The record covers at least 2.58 Mya to 129 ka. No occurrence read is dated outside 5.333 Mya to 0 Mya.
52 occurrences of Petricola (Petricola) carditoides on record, most of them in the Pleistocene. 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
52 occurrences- Pliocene9%
- Pleistocene91%
- Holoceneunder 1%
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
8 formations
- Palos Verdes Sand Formation9
- Unnamed Formation6
- Careaga Sandstone Formation2
- San Pedro Sand Formation2
- Etchegoin Formation1
- San Diego Formation1
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The named rock units Petricola (Petricola) carditoides has been recovered from, largest first. Drawn where the rock is now, not where it formed. 29 occurrences have no formation on record, which is common for older literature.
Petricola (Petricola) carditoides and its relatives
PleistoceneWhere Petricola (Petricola) carditoides and its relatives were recorded in the Pleistocene.
Found in the same rock
1,082 taxa- Leukoma staminea32 sites
- Callianax biplicata31 sites
- Diodora aspera30 sites
- Californiconus californicus29 sites
- Thylacodes squamigerus29 sites
- Littorina (Littorina) scutulata28 sites
- Chlorostoma funebrale26 sites
- Crepidula adunca25 sites
- Epilucina californica25 sites
- Fissurella volcano24 sites
- Glans carpenteri24 sites
- Nutricola tantilla24 sites
- Tresus nuttallii23 sites
- Alia carinata22 sites
- Amphissa versicolor22 sites
- Crassadoma gigantea22 sites
- Cumingia californica22 sites
- Cryptomya californica21 sites
- Homalopoma (Homalopoma) luridum21 sites
- Lottia insessa21 sites
- Pododesmus (Monia) macrochisma21 sites
- Acanthinucella spirata20 sites
- Caesia fossatus20 sites
- Calliostoma ligatum20 sites
The Paleobiology Database records 42 sites for Petricola (Petricola) carditoides, 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
27 references- Geology of San Nicolas Island, California6
- The Paleontology and Stratigraphy of the Marine Pliocene and Pleistocene of San Pedro, California5
- Late Pleistocene Invertebrates from Punta Cabras, Baja California, Mexico4
- Paleontology of the Pleistocene of Point Loma, San Diego County, California4
- Late Pleistocene faunas from the northwestern coast of Baja California, Mexico3
- Geology and paleontology of the Santa Maria District California3
- Late Pleistocene marine paleoecology and zoogeography on Central California2
- Habitats and Sources of Pleistocene Mollusks at Torrey Pines Park, California2
- Pleistocene invertebrates from Punta Baja, Baja California, Mexico2
- Late Pleistocene megafauna of Cayucos, California, and its zoogeographic significance2
- A Pleistocene invertebrate fauna from the southwest corner of San Diego County, California2
- Report Of Mr. T. A. Conrad On The Fossil Shells Collected In California By Wm. P. Blake, Geologist Of The Expedition Under The Command Of Lieutenant R. S. Williamson, United States Topographical Engineers2
Each of the 52 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. 15 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 content2

Picture of Petricola (Petricola) carditoides
- Source
- GBIF
- Credit
- wyattherp
- Licence
- CC BY-NC 4.0
- Commercial use
- the licence does not allow it
CT scan
- Source
- MorphoSource
- Licence
- In Copyright
- Commercial use
- cannot be read from the licence given — check the record
- Specimen
- Petricola carditoides · fmnh:invertebrate zoology:44050
This is what the site found, which is not the same as what exists.
Keep going
What may have been alongside itPetricola (Petricola) through timeFormations of the PleistoceneThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. (Conrad 1837)