Marsupialia indet.
No picture of Marsupialia indet. was found. Wikipedia and Wikidata were searched and had none. iDigBio and GBIF were not searched: the Paleobiology Database does not place Marsupialia indet. firmly enough to tell it from something else bearing the same name, and a search on the name alone returns whichever of them was photographed. Smithsonian Open Access did not answer, so this is what the others held rather than everything there is.
Time the record covers
At least 93 million years on record.
The record covers at least 93.9 Mya to 129 ka. No occurrence read is dated outside 100.5 Mya to 11.7 ka.
67 occurrences of Marsupialia indet. 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
67 occurrences- Late Cretaceous63%
- Paleocene4%
- Eocene16%
- Oligocene6%
- Miocene8%
- Plioceneunder 1%
- Pleistocene1%
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
28 formations
- Dinosaur Park Formation · Belly River Group11
- Oldman Formation · Belly River Group8
- Aguja Formation5
- Straight Cliffs Formation4
- Hell Creek Formation · Montana Group4
- Solimoes Formation2
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The named rock units Marsupialia indet. has been recovered from, largest first. Drawn where the rock is now, not where it formed. 4 further formations hold fewer occurrences each and are not listed. 8 occurrences have no formation on record, which is common for older literature.
Marsupialia indet. and its relatives
Late CretaceousWhere Marsupialia indet. and its relatives were recorded in the Late Cretaceous.
Found in the same rock
699 taxa- Hadrosauridae25 sites
- Anura23 sites
- Multituberculata23 sites
- Trionychidae23 sites
- Teleostei22 sites
- Lepisosteus occidentalis21 sites
- Myledaphus bipartitus21 sites
- Scapherpeton tectum21 sites
- Opisthotriton kayi20 sites
- Coriops amnicolus19 sites
- Crocodylia19 sites
- Baenidae18 sites
- Tyrannosauridae18 sites
- Chelydridae17 sites
- Holostei17 sites
- Saurornitholestes langstoni16 sites
- Belonostomus longirostris15 sites
- Amiidae14 sites
- Ceratopsidae14 sites
- Estesesox foxi14 sites
- Paralbula casei14 sites
- Aves12 sites
- Mammalia12 sites
- Paronychodon12 sites
The Paleobiology Database records 63 sites for Marsupialia indet., 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
37 references- Paleoecology of an estuarine, incised-valley fill in the Dinosaur Park Formation (Judith River Group, Upper Cretaceous) of southern Alberta, Canada10
- Vertebrate palaeocommunities of the lower Judith River Group (Campanian) of southeastern Alberta, Canada, as interpreted from vertebrate microfossil assemblages8
- Vertebrate paleoecology from microsites, Talley Mountain, Upper Aguja Formation (Late Cretaceous), Big Bend National Park, Texas, USA5
- A 60-million-year Cenozoic history of western Amazonian ecosystems in Contamana, eastern Peru3
- Cretaceous mammals from southern Utah. III. Therian mammals from the Turonian (early Late Cretaceous)3
- Fossil Vertebrates from the Cerro del Pueblo Formation, Coahuila, Mexico, and the Distribution of Late Campanian (Cretaceous) Terrestrial Vertebrate Faunas2
- Fossil Vertebrate Collections2
- Synonymies and reidentifications of North American fossil mammals2
- Vertebrate biostratigraphy of the Hell Creek Formation in southwestern North Dakota and northwestern South Dakota2
- Paleontological survey, resource assessment, and mitigation plan for the Bisti-Star Lake Area, northwestern New Mexico2
- Über neue tertiäre Spaltenfüllungen des süddeutschen Jura- und Muschelkalk-Gebietes2
- The Acre vertebrate fauna: Age, diversity, and geography1
Each of the 67 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. 25 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
CT scan
- Source
- MorphoSource
- Licence
- In Copyright
- Commercial use
- cannot be read from the licence given — check the record
- Specimen
- Marsupialia indet. · University of Colorado Museum of Natural History (UCM):Vertebrate:103129
No picture of Marsupialia indet. was found. Wikipedia and Wikidata were searched and had none.
iDigBio and GBIF were not searched: the Paleobiology Database does not place Marsupialia indet. firmly enough to tell it from something else bearing the same name, and a search on the name alone returns whichever of them was photographed.
Smithsonian Open Access did not answer, so this is what the others held rather than everything there is.
Smithsonian Open Access was 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 itFormations of the Late CretaceousThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0.