Altan Ula IV [HMNS-GIN]: Maastrichtian, Mongolia
collected by HMNS-GIN 1993, 1997, 2006-2007

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
Dinosauria indet. (Owen 1842)
Watabe et al. 2010 1 specimen
060908 AU-IV OTG, nest with eggs
Theropoda indet. (Marsh 1881)
digits, claws
Reptilia - Deinocheiridae
Ornithomimidae indet. Marsh 1890
Watabe and Suzuki 2000 1 individual
    = Deinocheirus mirificus Kielan-Jaworowska 1969
Lee et al. 2014
MPC-D 100/128
Reptilia - Dendroolithidae
Dendroolithidae indet. Zhao and Li 1988
Watabe et al. 2010
Reptilia
? Oviraptorosauria indet. Barsbold 1976
Watabe et al. 2010 1 individual
060908 AU-IV BON
Reptilia - Tyrannosauridae
Tarbosaurus sp. Maleev 1955
Watabe and Suzuki 2000 1 specimen
one partial skeleton of Tarbosaurus
Reptilia - Elongatoolithidae
Elongatoolithidae indet. Zhao 1975
Watabe et al. 2010
Reptilia
Sauropoda indet. (Marsh 1878)
Watabe et al. 2010 1 specimen
060829 AU-IV TSI
Reptilia - Hadrosauridae
Hadrosauridae indet. Cope 1869
digits
Saurolophus angustirostris Rozhdestvensky 1952
Tsogtbaatar and Chinzorig 2007
Reptilia
Ankylosauria indet. (Osborn 1923)
scutes, skull roof
Trionychidae indet. Gray 1825
Suzuki and Narmandakh 2004
shell fragments
    = Testudinata indet. Oppel 1811
Watabe and Suzuki 2000
Reptilia - Testudines - Lindholmemydidae
Suzuki and Narmandakh 2004
shell fragments
Bivalvia
Pelecypoda indet. Goldfuss 1820
synonym of Bivalvia
see common names

Geography
Country:Mongolia State/province:Omnogov
Coordinates: 43.6° North, 100.5° East (view map)
Paleocoordinates:41.2° North, 89.5° East
Basis of coordinate:stated in text
Altitude:1555 meters
Geographic resolution:outcrop
Time
Period:Cretaceous Epoch:Late/Upper Cretaceous
Stage:Maastrichtian 10 m.y. bin:Cretaceous 8
Key time interval:Maastrichtian
Age range of interval:72.10000 - 66.00000 m.y. ago
Stratigraphy
Formation:Nemegt Member:Upper
Stratigraphic resolution:bed
Lithology and environment
Primary lithology: sandstone
Secondary lithology: mudstone
Includes fossils?Y
Lithology description: "The beds with rich vertebrate fossils are alternation of sandstone and mudstone layers with fluvial origin."
Environment:fluvial indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils,mesofossils
Associated major elements:some
Fragmentation:frequent
Collection methods and comments
Collection methods:surface (float),surface (in situ),mechanical,field collection
Reason for describing collection:general faunal/floral analysis
Collectors:HMNS-GIN Collection dates:1993, 1997, 2006-2007
Collection method comments: HMNS-Hayashibara Museum of Natural Sciences
Taxonomic list comments:Dinosaur eggshells were also collected. Dinosaur footprints were found.
Metadata
Database number:127674
Authorizer:R. Benson, M. Carrano Enterer:R. Benson, M. Carrano
Modifier:M. Carrano Research group:vertebrate
Created:2012-05-21 22:59:03 Last modified:2023-09-26 13:21:27
Access level:the public Released:2012-05-21 22:59:03
Creative Commons license:CC BY
Reference information

Primary reference:
42289. 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]

Secondary references:

59835 P. J. Currie. 2016. Dinosaurs of the Gobi: Following in the footsteps of the Polish-Mongolian Expeditions. Palaeontologia Polonica 67:83-100 [M. Carrano/M. Carrano]
71125 Y.-N. Lee, R. Barsbold, P. J. Currie, Y. Kobayashi, H.-J. Lee, P. Godefroit, F. Escuillié and T. Chinzorig. 2014. Resolving the long-standing enigmas of a giant ornithomimosaur Deinocheirus mirificus. Nature 515(7526):257-260 [M. Carrano/M. Carrano]
41670 S. Suzuki and P. Narmandakh. 2004. Change of the Cretaceous turtle faunas in Mongolia. Hayashibara Museum of Natural Sciences Research Bulletin 2:7-14 [R. Benson/R. Benson]
80572 K. Tsogtbaatar and T. Chinzorig. 2007. Mongolian hadrosaurids: paleobiogeography, dispersal and environmental relationships. The Korean Journal of Quaternary Research 21(2):49-53 [M. Carrano/M. Carrano]
80151 K. Tsogtbaatar and T. Chinzorig. 2010. Fossil specimens prepared in Mongolian Paleontological Center: 2002–2008. Hayashibara Museum of Natural Sciences Research Bulletin 3:155-166 [M. Carrano/M. Carrano]
42154 M. Watabe and S. Suzuki. 2000. Cretaceous fossil localities and a list of fossils collected by the Hayashibara Museum of Natural Sciences and Mongolian Paleontological Center Joint Paleontological Expedition (JMJPE) from 1993 through 1998. Hayashibara Museum of Natural Sciences Research Bulletin 1:99-108 [R. Benson/R. Benson]
53759 M. Watabe and S. Suzuki. 2000. Report on the Japan–Mongolia Joint Paleontological Expedition to the Gobi desert, 1997. Hayashibara Museum of Natural Sciences Research Bulletin 1:69-82 [M. Carrano/M. Carrano]
55060 M. Watabe, S. Suzuki, K. Tsogtbaatar, T. Tsubamoto, and M. Saneyoshi. 2010. Report of the HMNS-MPC Joint Paleontological Expedition in 2006. Hayashibara Museum of Natural Sciences Research Bulletin 3:11-18 [M. Carrano/M. Carrano]
55298 M. Watabe, K. Tsogtbaatar, S. Suzuki and M. Saneyoshi. 2010. Geology of dinosaur-fossil-bearing localities (Jurassic and Cretaceous: Mesozoic) in the Gobi Desert: Results of the HMNS-MPC Joint Paleontological Expedition. Hayashibara Museum of Natural Sciences Research Bulletin 3:41-118 [M. Carrano/M. Carrano]