Ranella (Priene) arnoldi

Paul Norwood · 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- Sits inside
- PrienePBDB
- Diet
- carnivorePBDB, for Ranellidae
- Life habit
- epifaunalPBDB, for Ranellidae
- Motility
- actively mobilePBDB, for Ranellidae
- Vision
- limitedPBDB, for Gastropoda
Time the record covers
At most 2.8 million years on record.
Every occurrence read is dated to somewhere between 5.333 Mya and 2.58 Mya, and nothing in the dating separates them, so that window is what the record shows rather than a span.
2 occurrences of Ranella (Priene) arnoldi on record, most of them in the Pliocene. 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
2 occurrences- Pliocene100%
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
2 formations
- Wildcat Formation1
- Rio Dell Formation · Wildcat Group1
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The named rock units Ranella (Priene) arnoldi has been recovered from, largest first. Drawn where the rock is now, not where it formed.
Ranella (Priene) arnoldi and its relatives
PlioceneWhere Ranella (Priene) arnoldi and its relatives were recorded in the Pliocene.
Found in the same rock
40 taxa- Volutopsius eurekaensis2 sites
- Acharax ventricosa1 site
- Antiplanes voyi1 site
- Boreotrophon fleenerensis1 site
- Buccinum strigillatum1 site
- Caesia fossatus1 site
- Chicoreus (Phyllonotus) hippocastanum1 site
- Chione californiensis1 site
- Clinocardium (Clinocardium) meekianum1 site
- Conchocele bisecta1 site
- Cryptonatica affinis1 site
- Fulgoraria oregonensis1 site
- Fusitriton oregonensis1 site
- Leukoma staminea1 site
- Lituyapecten dilleri1 site
- Lucinoma acutilineata1 site
- Lyonsia californica1 site
- Macoma nasuta1 site
- Mactromeris albaria1 site
- Mactromeris brevirostrata1 site
- Mactromeris catilliformis1 site
- Mactromeris polynyma1 site
- Neostylidium eschrichtii1 site
- Neptunea (Colus) eurekaensis1 site
The Paleobiology Database records 2 sites for Ranella (Priene) arnoldi, 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
2 references- Catalogue of the Marine Pliocene and Pleistocene Mollusca of California1
- Descriptions of new species of fossil Mollusca from the later marine Neocene of California1
Each of the 2 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 content1

Picture of Ranella (Priene) arnoldi
- Source
- GBIF
- Credit
- Paul Norwood
- Licence
- CC BY-NC 4.0
- Commercial use
- the licence does not allow it
No 3D scan of Ranella (Priene) arnoldi 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 itPriene through timeFormations of the PlioceneThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. (Martin 1914)