Toosgot sub-locality, Abdrant Nuru: Middle Campanian, Mongolia
collected by HMNS-GIN 1996–1998, 2000

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia - Theropoda
Theropoda indet. (Marsh 1881)
Watabe and Suzuki 2000 1 specimen
teeth, dorsal vertebrae, articulated caudals; 970811 AN SZK Theropod
Reptilia - Theropoda - Laevisoolithidae
? Laevisoolithidae indet. Mikhailov 1991
Watabe 2004 14 specimens
(incl. Subtilioolithidae)
Reptilia - Theropoda - Dendroolithidae
Dendroolithidae indet. Zhao and Li 1988
367 specimens
2 nests, 980720 AN-E Nest-I, Nest-II; many eggshells
Reptilia - Theropoda - Elongatoolithidae
Dinosauria indet. (Owen 1842)
Watabe and Suzuki 2000 72 specimens
    = Elongatoolithidae indet. Zhao 1975
Suzuki and Watabe 2000
2 types
Reptilia
Ankylosauria indet. (Osborn 1923)
Watabe and Suzuki 2000 4 specimens
partial skeleton; 970812 AN WTB Ankylo, 970811 AN OTGN Anklyo, 970813 AN TSGT Ankylo, 970813 AN WTB Ankylo
Reptilia - Ankylosauridae
Pinacosaurus sp. Gilmore 1933
Watabe and Suzuki 2000 1 individual
970811 AN PJ-1, PJ-2, PJ-3 ENKH Pinaco
Reptilia - Spheroolithidae
Spheroolithidae indet. Zhao 1979
50 specimens
Reptilia - Protoceratopsidae
Protoceratops sp. Granger and Gregory 1923
Watabe and Suzuki 2000 1 specimen
tooth
Reptilia - Testudines - Trionychidae
Testudinata indet. (Oppel 1811)
Watabe and Suzuki 2000 7 specimens
960905 AN SND/PJ-1
    = Trionychidae indet. Gray 1825
Suzuki and Narmandakh 2004
skulls and shell fragments
Reptilia - Testudines - Lindholmemydidae
Testudinata indet. (Oppel 1811)
Watabe and Suzuki 2000 16 specimens
970810 AN SZK 19:40
    = Lindholmemydidae indet. Chkhikvadze 1970
Suzuki and Narmandakh 2004
skulls and shell fragments
see common names

Geography
Country:Mongolia State/province:Omngov
Coordinates: 44.5° North, 103.2° East (view map)
Paleocoordinates:42.1° North, 92.1° East
Basis of coordinate:stated in text
Altitude:965 meters
Geographic resolution:outcrop
Time
Period: Cretaceous Epoch: Late Cretaceous
Stage: Campanian 10 m.y. bin: Cretaceous 7
Key time interval: Middle Campanian
Age range of interval: 83.6 - 72.1 m.y. ago
Stratigraphy
Formation:Djadokhta
Stratigraphic resolution:group of beds
Stratigraphy comments: upper part of local section, unnamed beds - assigned to Djadokhta Formation in Suzuki et al. 2004
Lithology and environment
Primary lithology:fine,medium,concretionary,red sandstone
Secondary lithology:very fine sandstone
Includes fossils?Y
Includes fossils?Y
Lithology description: "red fine sandstones with white concretions and intercalations of coarse sand and granule layers. The nests were buried in poorly sorted red fine to medium grained sandstone, and very fine sandstone layer underlying the former layer.
Environment:fluvial indet.
Geology comments: "probably fluvial, with braided river system"
Taphonomy
Modes of preservation:body,mold/impression,trace
Size of fossils:macrofossils,mesofossils
Spatial orientation:life position
Spatial resolution:autochthonous
Collection methods and comments
Collection methods:surface (float),surface (in situ),field collection,observed (not collected)
Reason for describing collection:paleoecologic analysis
Collectors:HMNS-GIN Collection dates:1996–1998, 2000
Collection method comments: discovered 5 September 1996 by joint Hayashibura Museum of Natural Science-Mongolian Paleontological Center Joint Paleontological Expedition Team (HMNS-MPC-JPE); fieldwork in August 1997 and July 1998
Metadata
Database number:100261
Authorizer:M. Carrano, R. Benson Enterer:M. Carrano, R. Benson
Modifier:M. Carrano Research group:vertebrate
Created:2010-12-04 06:09:38 Last modified:2022-07-29 14:28:18
Access level:the public Released:2010-12-04 06:09:38
Creative Commons license:CC BY
Reference information

Primary reference:
42293. S. Suzuki and M. Watabe. 2000. Report on the Japan–Mongolia Joint Paleontological Expedition to the Gobi desert, 1998. Hayashibara Museum of Natural Sciences Research Bulletin 1:83-98 [R. Benson/R. Benson/M. Carrano]

Secondary references:

34415ETE S. Ishigaki, M. Watabe, K. Tsogtbaatar and M. Saneyoshi. 2009. Dinosaur footprints from the Upper Cretaceous of Mongolia. Geological Quarterly 53(4):449-460 [M. Carrano/M. Carrano]
82304 Y. Matsumoto, R. Hashimoto, T. Sonoda, Y. Fujiyama, B. Mifune, Y. Kawahara, and M. Saneyoshi. 2010. Report of the preparation works for Mongolian specimens in Hayashibara Museum of Natural Sciences: 1999–2008. Hayashibara Museum of Natural Sciences Research Bulletin 3:167-185 [M. Carrano/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]
81065 M. Watabe. 2004. New dinosaur ovifauna from the Upper Cretaceous vertebrate fossil locality, Abdrant Nuru, central part of the Gobi desert, Mongolia. Hayashibara Museum of Natural Sciences Research Bulletin 2:15-27 [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]
53760 M. Watabe and S. Suzuki. 2000. Report on the Japan–Mongolia Joint Paleontological Expedition to the Gobi desert, 1996. Hayashibara Museum of Natural Sciences Research Bulletin 1:58-68 [M. Carrano/M. Carrano]
42294 M. Watabe and K. Tsogtbaatar. 2004. Report on the Japan–Mongolia Joint Paleontological Expedition to the Gobi desert, 2000. Hayashibara Museum of Natural Sciences Research Bulletin 2:45-67 [R. Benson/R. Benson/M. Carrano]