Chimney Buttes (AMNH) (Cretaceous of Mongolia)

Where: Omnogov, Mongolia (44.1° N, 103.6° E: paleocoordinates 41.8° N, 92.7° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Djadokhta Formation, Campanian (83.6 - 72.1 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; red sandstone

• "bright red structureless sandstones"

Size class: macrofossils

Collected in 1993

Collection methods: quarrying, surface (in situ), mechanical,

Primary reference: M. A. Norell and P. J. Makovicky. 1997. Important features of the dromaeosaur skeleton: information from a new specimen. American Museum Novitates 3215:1-28 [M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 62927: authorized by Matthew Carrano, entered by Matthew Carrano on 01.08.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Avetheropoda - Oviraptoridae
cf. Oviraptoridae indet.1 Barsbold 1976 coelurosaur
eggs
 Avetheropoda - Dromaeosauridae
Velociraptor mongoliensis2 Osborn 1924 coelurosaur
IGM 100/986
 Ornithischia -
Ankylosauria indet.2 ornithischian
 Neornithischia - Protoceratopsidae
Protoceratops andrewsi2 Granger and Gregory 1923 ornithischian
juvenile and adult
 Squamata -
Mammalia
 Allotheria -
Multituberculata indet.1 Cope 1884 multituberculate