Ventrifossa
Ventrifossa is a genus of rattails in the family Macrouridae.

David Starr Jordan / Edwin Chapin Starks · Public Domain · 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
- MacrourinaePBDB
- Diet
- carnivorePBDB, for Gadiformes
- Life habit
- nektonicPBDB, for Gadiformes
- Motility
- actively mobilePBDB, for Gadiformes
Time the record covers
At least 10 million years on record.
The record covers at least 11.63 Mya to 774 ka. No occurrence read is dated outside 15.98 Mya to 11.7 ka.
3 occurrences of Ventrifossa 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
3 occurrences- Miocene67%
- Pleistocene33%
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
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The named rock units Ventrifossa has been recovered from, largest first. Drawn where the rock is now, not where it formed. 1 occurrence has no formation on record, which is common for older literature.
Ventrifossa and its relatives
MioceneWhere Ventrifossa and its relatives were recorded in the Miocene.
Found in the same rock
114 taxa- Ceratoscopelus2 sites
- Hygophum2 sites
- Lampadena2 sites
- Macrouridae2 sites
- Notoscopelus resplendens2 sites
- Sardinops2 sites
- Symbolophorus2 sites
- Taaningichthys2 sites
- Abyssicola macrochir1 site
- Acropoma1 site
- Aldrovandia1 site
- Amblychaeturichthys hexanema1 site
- Amblychaeturichthys sciistius1 site
- Ammodytes1 site
- Antimyctophum konganaruensis1 site
- Apogonidae1 site
- Atheresthes1 site
- Bathylagus1 site
- Benthodesmus1 site
- Benthosema suborbitale1 site
- Cepola1 site
- Chauliodus1 site
- Clidoderma1 site
- Clupea pallasii1 site
The Paleobiology Database records 3 sites for Ventrifossa, 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
3 references- Fossil fish otoliths from the Chibanian Miyata Formation, Kanagawa Prefecture, Japan, with comments on the paleoenvironment1
- Deep fish assemblage from the Middle Miocene Morozaki Group, southern part of Chita Penninsula, Aichi Prefecture, central Japan1
- Fish otoliths from the New Zealand Tertiary1
Each of the 3 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. 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 Ventrifossa
- Source
- Wikipedia/Commons
- Credit
- David Starr Jordan / Edwin Chapin Starks
- Licence
- Public Domain
- Commercial use
- the licence allows it
No 3D scan of Ventrifossa 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, “Ventrifossa”
- 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 itMacrourinae through timeFormations of the MioceneThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Gilbert and Hubbs 1920