Altan Ula II [HMNS-GIN]: Maastrichtian, Mongolia
collected by HMNS-GIN 1993, 1997, 2006
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Ostracoda
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Ostracoda indet.
Latreille 1802
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Watabe and Suzuki 2000 | |||||||||
Reptilia
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Testudinata indet.
(Oppel 1811)
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Watabe and Suzuki 2000 | 1 specimen | ||||||||
970727 AU-II | ||||||||||
Mongolochelys sp.
Khosatzky 1997
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Watabe and Suzuki 2000 | |||||||||
partial skeletons | ||||||||||
= Mongolochelys efremovi
Khosatzky 1997
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Suzuki and Tsogtbaatar 2010 | |||||||||
MPC 25/118: shell fragments, 5th cervical vertebra, left scapula and humerus; 1997; Altan Ula II; HMNS 97-21-339 MPC 25/119: peripheral fragments; 1997; Altan Ula II; HMNS 97-21-334 MPC 25/120: left femur; 1997; Altan Ula II; HMNS 97-21-330 MPC 25/121: peripheral, right ilium, 1st metatarsal; 1997; Altan Ula II; HMNS 97-21-337; MPC 25/151: pygal; 2006; Altan Ula II; HMNS 2006-04-488 | ||||||||||
Reptilia
- Testudines
- Lindholmemydidae
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Mongolemys sp.
Khosatzky and Mlynarski 1971
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Watabe and Suzuki 2000 | |||||||||
Reptilia
- Testudines
- Trionychidae
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Trionyx sp.
Geoffroy Saint-Hilaire 1809
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Watabe and Suzuki 2000 | 2 specimens | ||||||||
970724 AU-II ENKH, 970724 AU-II SZK 11:45 | ||||||||||
= Trionychidae indet.
Gray 1825
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Suzuki and Narmandakh 2004 | |||||||||
Reptilia
- Theropoda
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Theropoda indet.
(Marsh 1881)
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Watabe and Suzuki 2000 | |||||||||
tibia, ribs (small theropod) | ||||||||||
Reptilia
- Theropoda
- Elongatoolithidae
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Dinosauria indet.
(Owen 1842)
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one dinosaur egg nest; eggshells; 970724 AU-II Nest TSGT | ||||||||||
= Elongatoolithidae indet.
Zhao 1975
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Watabe et al. 2010 | |||||||||
Reptilia
- Theropoda
- Tyrannosauridae
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Tarbosaurus sp.
Maleev 1955
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Watabe and Suzuki 2000 | |||||||||
Reptilia
- Theropoda
- Ornithomimidae
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Gallimimus sp.
Osmólska et al. 1972
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Watabe and Suzuki 2000 | 1 individual | ||||||||
nearly complete skeleton | ||||||||||
Reptilia
- Hadrosauridae
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Saurolophus angustirostris
Rozhdestvensky 1952
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Tsogtbaatar and Chinzorig 2007 | |||||||||
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: | 1573 meters | ||
Geographic resolution: | outcrop |
Time
Period: | Cretaceous | Epoch: | Late Cretaceous |
Stage: | Maastrichtian | 10 m.y. bin: | Cretaceous 8 |
Key time interval: | Maastrichtian | ||
Age range of interval: | 72.1 - 66 m.y. ago |
Stratigraphy
Formation: | Nemegt | ||||
Stratigraphic resolution: | group of beds | ||||
Stratigraphy comments: mostly from "upper part" of the section |
Lithology and environment
Primary lithology: | sandstone |
Secondary lithology: | mudstone |
Includes fossils? | Y |
Includes fossils? | Y |
Lithology description: "The fossiliferous beds are alternation of sandstone and mudstone layers with fluvial origin" | |
Environment: | fluvial indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils,mesofossils |
Preservation of anatomical detail: | good |
Fragmentation: | frequent |
Collection methods and comments
Collection methods: | surface (float),surface (in situ),field collection,observed (not collected) | ||
Reason for describing collection: | general faunal/floral analysis | ||
Museum repositories: | PIN | ||
Collectors: | HMNS-GIN | Collection dates: | 1993, 1997, 2006 |
Collection method comments: HMNS-Hayashibara Museum of Natural Sciences |
Metadata
Database number: | 127671 | ||
Authorizer: | R. Benson, M. Carrano | Enterer: | R. Benson, M. Carrano |
Modifier: | M. Carrano | Research group: | vertebrate |
Created: | 2012-05-21 22:56:28 | Last modified: | 2021-04-16 10:57:17 |
Access level: | the public | Released: | 2012-05-21 22:56:28 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
76473. | Y. Ariunchimeg. 1997. Results of studies of dinosaur eggs. Abstract of Report Meeting, Mongolia-Japan Joint Paleontological Expedition 13 [M. Carrano/M. Carrano] |
Secondary references:
34573 | ETE | N. R. Longrich, P. J. Currie, and Z.-M. Dong. 2010. A new oviraptorid (Dinosauria: Theropoda) from the Upper Cretaceous of Bayan Mandahu, Inner Mongolia. Palaeontology 53(5):945-960 [M. Carrano/M. Carrano/R. Benson] |
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] | |
44038 | S. Suzuki and C. Tsogtbaatar. 2010. A catalog of Mongolochelys collected by the HMNS-MPC Joint Paleontological Expedition. Hayashibara Museum of Natural Sciences Research Bulletin 3:119-131 [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] | |
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] | |
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] | |
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] |