Genus · Noasauridae · Cretaceous

Masiakasaurus

Named by Sampson et al. 2001

Masiakasaurus lived 72.1–66 million years ago, during the Maastrichtian stage of the Late Cretaceous. The Paleobiology Database lists 29 fossil records for it from 1 country (Madagascar) — the 42nd most of the 99 genera on this site.

Where it sits in time

Key facts from the records

Most of what is known comes from one rock unit: 100% of its records are from the Maevarano Formation.
Every record is from Madagascar; Mahajanga alone has 29 of them.
Majungasaurus appears in 34% of the collections that hold Masiakasaurus.
Its stage range spans about 6.1 million years (83rd longest of 99); it is the 14th best-recorded of the 32 theropods here.

1 accepted species

Masiakasaurus has a single accepted species in PBDB.

Species	Named by	Records
Masiakasaurus knopfleri	Sampson et al. 2001	29

Where it was found

29 records with coordinates.

Found alongside

Majungasaurus10

Rock formations

Maevarano29

States & provinces

Region	Records	Share
Mahajanga	29	100%

Depositional settings

Rock settings recorded for its fossil sites, where known.

Channel5

Other theropods of its time

Same group, overlapping stage range, not found in the same collections.

Genus	Age	Country	Records
Saurornitholestes	83.6–66 Ma	Canada, United States	148
Troodon	83.6–66 Ma	Canada, United States	103
Tyrannosaurus	72.1–66 Ma	United States, Canada	85
Tarbosaurus	72.1–66 Ma	Mongolia, China	56
Dromaeosaurus	83.6–66 Ma	Canada, United States	48
Ornithomimus	83.6–66 Ma	United States, Canada	35
Albertosaurus	83.6–66 Ma	Canada, United States	32
Gallimimus	72.1–66 Ma	Mongolia, Uzbekistan	30

Data: PBDB taxon 56388 · method