Late Cretaceous

Mongolia

The Djadokhta Formation of central Asia represents deposition from a semi-arid dune habitat with a seasonally moist climate.

The Santonian Campanian.   

Updated 092714

The presence of wind driven dunes points an arid alluvial environment.

HLBS Velociraptor

Velociraptor ate small reptiles and mammals, although one was found that died fighting a
Protoceratops.

Safari ANHM Protoceratops and Velociraptor and Mini Carneige Protoceratops. Base by Fred Hinojosa.

Protoceratops had strong, horny beak for eating tough plants. It walked on all fours, and had a broad, bony neck frill that only grew as the animal aged.

Safari ltd Habitat Protoceratops and Velociraptor.

Velociraptor is found in the succeding Barun Goyot Formation but ceratopscians are abscent.

The Barun Goyot Formation is widely distributed throughout the Gobi Basin. beneath the Nemegt Formation and above the Djadokhta Formation. The largest dinosaur found there is the sauropod Quaesitosaurus - the remainder are small to medium. sized, with only 1 shared with the Djadokhta (Velociraptor). Among those dinosaurs found in the Barun Goyot are the theropods Avimimus, Conchoraptor, Ingenia and Velociraptor, and the ornithischians Tylocephale, Bagaceratops, Breviceratops, Udanoceratops, Saichania and Tarchia.

Schliech Saichania Betta Protoceratops and Velociraptor

Saichania was an ankylosaurid known from its back and belly armor.  Ankyleosaurs are well represented in Asia, and may have evolved there before spreading to North America.