SCDP surface collections, Bayan Mandahu/near Bayan Mandahu (Cretaceous of China)

Also known as Bayan Manduhu (Sino-Canadian Dinosaur project)

Where: Nei Mongol, China (41.7° N, 106.8° E: paleocoordinates 39.5° N, 96.1° E)

• coordinate estimated from map

• local area-level geographic resolution

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

• formation-level stratigraphic resolution

Environment/lithology: eolian; fine-grained sandstone and mudstone

Size classes: macrofossils, mesofossils

Collected by Dinosaur Project (Chinese-Canadian) in 1988-1990; reposited in the IVPP

Primary reference: K. -Q. Gao and L. -H. Hou. 1995. Iguanians from the Upper Cretaceous Djadochta Formation, Gobi Desert, China. Journal of Vertebrate Paleontology 15(1):57-78 [R. Benson/R. Benson]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 116292: authorized by Roger Benson, entered by Roger Benson on 06.09.2011, edited by Terri Cleary

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Squamata - Necrosauridae
Necrosauridae indet.3 Hoffstetter 1943 squamates
IVPP V10076 (left maxilla) - Bayan Mandahu
 Squamata - Varanidae
Varanidae "indet. A"3 Hardwicke and Gray 1824 monitor lizard
IVPP V10077 (anterior part of skull) - Bayan Mandahu
Varanidae "indet. B"3 Hardwicke and Gray 1824 monitor lizard
IVPP V10078 (dorsal vertebra) - Bayan Mandahu
 Squamata - Iguanidae
Xihaina aquilonia n. gen. n. sp.1
Xihaina aquilonia n. gen. n. sp.1 Gao and Hou 1995 squamates
IVPP V10030 (holotype skeleton) - near Bayan Mandahu; also IVPP V10072 (ref. 37482) (partial skull from Bayan Mandahu)
 Squamata - Hoplocercidae
Pleurodontagama aenigmatodes Borsuk-Bialynicka and Moody 1984 squamates
IVPP V10039 (left mandible) - near Bayan Mandahu
 Squamata - Priscagamidae
Priscagama gobiensis Borsuk-Bialynicka and Moody 1984 squamates
IVPP V10038 (skull) - near Bayan Mandahu
 Squamata - Agamidae
Agamidae indet.3 Gray 1827 squamates
IVPP V10040-10042 (partial mandibles), V10043 (partial skull) from near Bayan Mandahu
 Squamata -
Isodontosaurus gracilis3 Gilmore 1943 squamates
IVPP V10071, V10073-10075 (partial skulls) - Bayan Mandahu
Lacertilia "indet. A"3 lizard
IVPP V10082 (partial skull) - Bayan Mandahu
Lacertilia "indet. B"3 lizard
IVPP V10085 (partial skull) - Bayan Mandahu
Parmeosaurus scutatus2 Gao and Norell 2000 squamates
IVPP 10080 (partialpostcranium) - near Bayan Mandahu