Burkhant [HMNS-GIN] (Cretaceous to of Mongolia)

Also known as BK

Where: Dornogov, Mongolia (44.3° N, 109.9° E: paleocoordinates 46.6° N, 100.0° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Baynshire Formation, Cenomanian to Cenomanian (100.5 - 83.6 Ma)

• Baynshire Suite = Bayn Shire = Baynshiree. Cenomanian to Santonian date is based upon palaeomagnetic analyses (see Watabe et al. 2009)

• bed-level stratigraphic resolution

Environment/lithology: fluvial; red mudstone

• "fluvial sediments...meandering river"

Size classes: macrofossils, mesofossils

Collected by HMNS-GIN in 1993-1996, 2008

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

• HMNS-Hayashibara Museum of Natural Sciences

Primary reference: M. Watabe and S. Suzuki. 2000. Report on the Japan–Mongolia Joint Paleontological Expedition to the Gobi desert, 1993. Hayashibara Museum of Natural Sciences Research Bulletin 1:17-29 [R. Benson/R. Benson/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 127662: authorized by Roger Benson, entered by Roger Benson on 21.05.2012, edited by Matthew Carrano and Philip Mannion

Creative Commons license: CC BY (attribution)

Taxonomic list

 Mollusca -
Reptilia
 Testudines - Adocidae
Adocus sp.1 Cope 1868 turtle
 Testudines - Trionychidae
Trionychidae indet.4 Gray 1825 softshell turtle
two shells of Trionyx; 940620 BK NAR, 960810 BK OTG/PJ-1-5
 Dinosauria -
Dinosauria indet.3 Owen 1842 dinosaur
fragmentary bones and teeth
 Theropoda -
Theropoda indet. Marsh 1881 theropod
isolated bones of a theropod: digits, small femur (940620 BK TSGT), ilium (950806 BK PJ-1)
 Theropoda - Dromaeosauridae
Dromaeosauridae indet. Colbert and Russell 1969 maniraptoran
claw
 Saurischia -
Sauropoda indet. Marsh 1878 sauropod
partial bones of the skull and neck of a sauropod. The partially articulated pelvic part of sauropod was discovered; 950806 BK PJ-2, 960811 BK BX-1
 Pterosauria -
Pterosauria indet.2 Kaup 1834 pterosaur
950806 BK SZK