northeastern end, Öösh locality (AMNH/IGM): Early/Lower Cretaceous, Mongolia
collected by AMNH/IGM 1997-2005
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
- Squamata
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Squamata indet.
Oppel 1811
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Turner et al. 2007 | |||||||||
"nonautarchoglossan" caudal plus other specimens | ||||||||||
Reptilia
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Autarchoglossa indet.
Wagler 1830
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Turner et al. 2007 | |||||||||
"nonvaranoid, nonsnake" | ||||||||||
Gekkonomorpha indet.
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Turner et al. 2007 | 1 individual | ||||||||
skull | ||||||||||
Psittacosaurus sp.
Osborn 1923
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Turner et al. 2007 | |||||||||
"ubiquitous" | ||||||||||
Reptilia
- Theropoda
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Theropoda indet.
Marsh 1881
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Turner et al. 2007 | |||||||||
large teeth | ||||||||||
Reptilia
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Paraves indet.
Sereno 1997
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Turner et al. 2007 | 1 individual | ||||||||
pes | ||||||||||
Reptilia
- Dromaeosauridae
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Shanag ashile n. gen., n. sp.
Turner et al. 2007
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Turner et al. 2007 | 1 specimen | ||||||||
IGM 100/1119 | ||||||||||
Reptilia
- Avetheropoda
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Avetheropoda indet.
Paul 1988
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Turner et al. 2007 | 1 specimen | ||||||||
postorbital; "noncoelurosaur (allosauroid?) or basal tyrannosauroid" | ||||||||||
Reptilia
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Tapejaroidea indet.
(Kellner 1989)
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1 specimen | |||||||||
IGM 100/1321, mid-cervical vertebra | ||||||||||
see common names |
Geography
Country: | Mongolia | State/province: | Ovorkhangai |
Coordinates: | 44.2° North, 102.7° East (view map) | ||
Paleocoordinates: | 45.0° North, 103.3° East | ||
Basis of coordinate: | based on nearby landmark | ||
Geographic resolution: | outcrop |
Time
Period: | Cretaceous | Epoch: | Early/Lower Cretaceous |
10 m.y. bin: | Cretaceous 1-4 | ||
Key time interval: | Early/Lower Cretaceous | ||
Age range of interval: | 145.00000 - 100.50000 m.y. ago |
Stratigraphy
Formation: | Öösh | ||||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: originally Ondai Sair Fm.; also called Oshih Fm. = Tevsh Fm.; assigned to the Khukhtekskaya (Hüteeg Svita) |
Lithology and environment
Primary lithology: | concretionary sandstone |
Secondary lithology: | green siltstone |
Includes fossils? | Y |
Environment: | alluvial fan |
Taphonomy
Modes of preservation: | body |
Degree of concentration: | dispersed |
Size of fossils: | macrofossils,mesofossils |
Preservation of anatomical detail: | good |
Associated major elements: | some |
Disassociated major elements: | some |
Disassociated minor elements: | some |
Fragmentation: | occasional |
Collection methods and comments
Collection methods: | surface (float),surface (in situ),mechanical,field collection | ||
Reason for describing collection: | general faunal/floral analysis | ||
Museum repositories: | AMNH | ||
Collectors: | AMNH/IGM | Collection dates: | 1997-2005 |
Collection method comments: multiple years and multiple point localities in the area, none detailed separately |
Metadata
Database number: | 70140 | ||
Authorizer: | M. Carrano | Enterer: | M. Carrano |
Modifier: | M. Carrano | Research group: | vertebrate |
Created: | 2007-03-19 12:31:22 | Last modified: | 2015-09-14 09:49:31 |
Access level: | the public | Released: | 2007-03-19 12:31:22 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
23567. | ETE | B. Andres and M. A. Norell. 2005. The first record of a pterosaur from the Early Cretaceous strata of Öösh (Övörkhangai; Mongolia). American Museum Novitates 3472:1-6 [M. Carrano/M. Carrano] |
Secondary references:
23562 | ETE | A. H. Turner, S. H. Hwang, and M. A. Norell. 2007. A small derived theropod from Öösh, Early Cretaceous, Baykhangor Mongolia. American Museum Novitates 3557:1-27 [M. Carrano/M. Carrano] |