The Gate/Dune Sayr area (Bayan Mandahu) [SCDP surface collections] (Cretaceous of China)

Also known as Bayan Manduhu, Sino-Canadian Dinosaur project

Where: Nei Mongol, China (41.8° N, 106.7° E: paleocoordinates 39.6° N, 96.0° E)

• coordinate estimated from map

• local area-level geographic resolution

When: Djadokhta Formation, Middle Campanian (83.5 - 70.6 Ma)

Environment/lithology: eolian; red sandstone

Size class: macrofossils

Collected by Sino-Canadian Dinosuar Project [SCDP] (IVPP & RTMP) in 1988-1990; reposited in the IVPP

Collection methods: surface (float), surface (in situ)

Primary reference: K. -Q. Gao and L. -H. Hou. 1996. Systematics and taxonomic diversity of squamates from the Upper Cretaceous Djadochta Formation, Bayan Mandahu, Gobi Desert, People's Republic of China. Canadian Journal of Earth Sciences 33:578-598 [R. Benson/R. Benson/R. Benson]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 118301: authorized by Roger Benson, entered by Roger Benson on 11.10.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

 Squamata - Teiidae
Conicodontosaurus djadochtaensis Gilmore 1943 squamates
IVPP V10050-10052 (skulls from Dune Sayr)
 Squamata - Polyglyphanodontidae
Adamisaurus magnidentatus Sulimski 1972 squamates
IVPP V10053-58 (skulls), V10059-69 (partial skulls) - from Bayan Tu, North Canyon, and the Gate
 Squamata -
Anchaurosaurus gilmorei Gao and Hou 1995 squamates
IVPP V10029 (crushed skull - 'south of the Gate')
 Squamata - Priscagamidae
Mimeosaurus crassus Gilmore 1943 squamates
IVPP 10031-10036 (skulls), 10037 (mandible) from Bayan Tu, North Canyon, and the Gate
Priscagama gobiensis Borsuk-Bialynicka and Moody 1984 squamates
'a few additional skulls from near the Gate'
 Squamata -
Carusia intermedia Borsuk-Bialynicka 1985 squamates
IVPP V10044-10049 (skulls) - from North Canyon and the Gate