Adamantinasuchus navae
Adamantinasuchus is an extinct genus of notosuchian crocodylomorph from and named after the Late Cretaceous Adamantina Formation of Brazil. It is known from only one fossil, holotype UFRJ-DG 107-R, collected by William Nava. The fossil consists of a partial skull, fragmentary limb bones and a few broken vertebrae, and was found 25 kilometres (16 mi) southwest of the town of Marilia, near a reservoir dam. Adamantinasuchus was approximately 60 centimetres (24 in) long from nose to tail, and would have only weighed a few kilograms.

Nobu Tamura ( http://spinops.blogspot.com ) · CC BY 3.0 · 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
- AdamantinasuchusPBDB
- Diet
- carnivorePBDB, for Pseudosuchia
- Motility
- actively mobilePBDB, for Osteichthyes
- Environment
- marinePBDB, for Mesoeucrocodylia
Time the record covers
At most 18 million years on record.
The one occurrence read is dated to somewhere between 83.6 Mya and 66 Mya, which is a dating window rather than a span.
1 occurrence of Adamantinasuchus navae on record, most of them in the Late Cretaceous. 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
1 occurrences- Late Cretaceous100%
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
1 formation
- Adamantina Formation · Bauru Group1
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The named rock units Adamantinasuchus navae has been recovered from, largest first. Drawn where the rock is now, not where it formed.
Adamantinasuchus navae and its relatives
Late CretaceousWhere Adamantinasuchus navae and its relatives were recorded in the Late Cretaceous.
Found in the same rock
No other named taxon is catalogued from that site.
The Paleobiology Database records 1 site for Adamantinasuchus navae, and this reads all of them.
Entered from
1 referenceEach of the 1 occurrence 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 doi.org. Relayed as the Paleobiology Database holds them, not checked against what they resolve to.
Media and terms
Media content1
Picture of Adamantinasuchus navae
- Source
- Wikipedia/Commons
- Credit
- Nobu Tamura ( http://spinops.blogspot.com )
- Licence
- CC BY 3.0
- Commercial use
- the licence allows it
No 3D scan of Adamantinasuchus navae 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
- 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 itAdamantinasuchus through timeFormations of the Late CretaceousThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Nobre and Carvalho 2006