Nemegt, Southern Monadnocks [HMNS-GIN] (Cretaceous to of Mongolia)

Where: Omnogov, Mongolia (43.5° N, 101.2° E: paleocoordinates 40.7° N, 90.6° E)

• coordinate stated in text

• small collection-level geographic resolution

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

• group of beds-level stratigraphic resolution

Environment/lithology: eolian; red sandstone and brown, red mudstone

• eolian
• "red beds (sandstone and mudstone"; "Thin mudstone layers with dark red to brown color are intercalated in the eolian sandstone beds with large-scaled monoclinal cross-stratification. The dip direction of the eolian sandstone is mainly NE (42.7 degree, standard devia- tion = 4.01, N = 29)"

Size classes: macrofossils, mesofossils

Collected by HMNS-GIN in 1994

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

• HMNS-Hayashibara Museum of Natural Sciences

Primary reference: W. Watabe and S. Suzuki. 2000. Report on the Japan–Mongolia Joint Paleontological Expedition to the Gobi desert, 1994. Hayashibara Museum of Natural Sciences Research Bulletin 1:30-44 [R. Benson/R. Benson/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 168991: authorized by Matthew Carrano, entered by Matthew Carrano on 04.05.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Triconodonta -
Triconodonta indet. Osborn 1888 triconodont
lower jaw, 940809 SM ARC
 Multituberculata -
Multituberculata indet. multituberculate
skull, 940809 SM ARC
Reptilia
 Theropoda -
Theropoda indet. Marsh 1881 theropod
teeth, small skeleton, jaw; 940809 SM SZK
 Theropoda - Elongatoolithidae
Elongatoolithidae indet. Zhao 1975 theropod
eggshells
 Saurischia -
Sauropoda indet. Marsh 1878 sauropod
teeth
? Sauropoda indet. Marsh 1878 sauropod
rib