AMNH quarry 136, Iren Dabasu (Cretaceous to of China)

Also known as Erlian, Ehrlien, site B, CAE

Where: Nei Mongol, China (43.7° N, 112.0° E: paleocoordinates 42.9° N, 100.7° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Iren Dabasu Formation, Middle Campanian to Middle Campanian (83.5 - 70.6 Ma)

• The Iren Dabasu Formation is Early-Middle Campanian according to Xing et al. (2012)

• bed-level stratigraphic resolution

Environment/lithology: fluvial-lacustrine; lithology not reported

Size class: macrofossils

Collected by CAE in 1923

Collection methods: surface (in situ),

• coll. G. Olsen and others

Primary reference: C. W. Gilmore. 1933. On the dinosaurian fauna of the Iren Dabasu Formation. Bulletin of the American Museum of Natural History 68(2-3):23-78 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 49356: authorized by Matthew Carrano, entered by Matthew Carrano on 14.04.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Theropoda -
Alectrosaurus olseni n. gen. n. sp.
Alectrosaurus olseni n. gen. n. sp. Gilmore 1933 coelurosaur
AMNH 6554