Megasqualus
No picture of Megasqualus was found. Wikidata and iDigBio were searched and had none. Wikipedia and Smithsonian Open Access did not answer, so this is what the others held rather than everything there is. GBIF was asked, and what came back is not recorded: nothing, or a picture this site could not tie to Megasqualus, or no answer at all. This entry cannot say which.
On record
Recorded, not inferred- Sits inside
- SqualidaePBDB
- Diet
- carnivorePBDB, for Squaliformes
- Life habit
- nektonicPBDB, for Squaliformes
- Motility
- actively mobilePBDB, for Squaliformes
Time the record covers
At least 54 million years on record.
The record covers at least 66 Mya to 11.63 Mya. No occurrence read is dated outside 72.2 Mya to 7.246 Mya.
12 occurrences of Megasqualus on record, most of them in the Miocene. 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
12 occurrences- Late Cretaceous17%
- Paleocene17%
- Eocene8%
- Miocene58%
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
10 formations
- Waipara Greensand Formation2
- Tor Formation2
- Jewett Formation1
- Montesano Formation1
- Temblor Formation1
- Wajimazaki Formation1
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The named rock units Megasqualus has been recovered from, largest first. Drawn where the rock is now, not where it formed.
Megasqualus and its relatives
MioceneWhere Megasqualus and its relatives were recorded in the Miocene.
Found in the same rock
196 taxa- Carcharhinus priscus4 sites
- Carcharodon hastalis4 sites
- Carcharhinus egertoni3 sites
- Cosmopolitodus planus3 sites
- Odontaspis winkleri3 sites
- Otodus megalodon3 sites
- Carcharhinus2 sites
- Carcharias2 sites
- Carcharias acutissimus2 sites
- Centroselachus2 sites
- Cephaloscyllium2 sites
- Cetorhinus2 sites
- Echinorhinus blakei2 sites
- Galeocerdo aduncus2 sites
- Heterodontus2 sites
- Hexanchus2 sites
- Isurus2 sites
- Isurus desori2 sites
- Lucinoma acutilineata2 sites
- Negaprion2 sites
- Notorhynchus2 sites
- Parotodus benedeni2 sites
- Pristiophorus2 sites
- Sphenodus lundgreni2 sites
The Paleobiology Database records 12 sites for Megasqualus, 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
8 references- Late Cenozoic elasmobranchs from the Hokuriku district, central Japan3
- Crossing the boundary: an elasmobranch fauna from Stevns Klint, Denmark2
- An early Cenozoic neoselachian shark fauna from the South Pacific2
- Elasmobranchs from the Lower Eocene Kalinino Formation of the Alai River, Saratov Region of Russia1
- Elasmobranch fossils from the lower Miocene Akeyo Formation, Mizunami Group at the construction site of Mizunami-Kita Junior High School in Mizunami City, Gifu, Japan1
- Occurrence of a squaloid shark (Chondrichthyes: Squaliformes) with the pinniped Allodesmus from the Upper Miocene of Washington1
- The Enaliarctinae: A new group of extinct aquatic carnivora and a consideration of the origin of the otariidae1
- History of research at Sharktooth Hill, Kern County, California1
Each of the 12 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 content0
No picture of Megasqualus was found. Wikidata and iDigBio were searched and had none.
Wikipedia and Smithsonian Open Access did not answer, so this is what the others held rather than everything there is.
GBIF was asked, and what came back is not recorded: nothing, or a picture this site could not tie to Megasqualus, or no answer at all. This entry cannot say which.
No 3D scan of Megasqualus was found in Smithsonian Open Access and Sketchfab.
MorphoSource 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 itSqualidae through timeFormations of the MioceneThe world it lived on
Occurrence data from the Paleobiology Database, CC BY 4.0. Herman 1982