Khetana River, outcrop 1 scree (PIN collection 3800): Late/Upper Coniacian, Russian Federation
collected 1985
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Insecta
- Trichoptera
|
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Folindusia (Folindusia) gigantea n. sp.
Sukatsheva 1993
|
4 specimens | |||||||||
PIN 3800/230-233 | ||||||||||
Folindusia (Folindusia) fidelis n. sp.
Sukatsheva 1993
|
5 specimens | |||||||||
PIN 3800/234, 234a-g | ||||||||||
see common names |
Geography
Country: | Russian Federation | State/province: | Khabarovsk | County: | Okhotsk |
Coordinates: | 59.4° North, 140.3° East (view map) | ||||
Paleocoordinates: | 65.7° North, 126.0° East | ||||
Basis of coordinate: | estimated from map | ||||
Geographic resolution: | outcrop |
Time
Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
Stage: | Coniacian | 10 m.y. bin: | Cretaceous 6 |
Key time interval: | Late/Upper Coniacian | ||
Age range of interval: | 89.80000 - 86.30000 m.y. ago |
Stratigraphy
Formation: | Amka | ||||
Stratigraphic resolution: | group of beds | ||||
Stratigraphy comments: The Emanra Formation and its flora were traditionally assigned an Albian age, but the unit is now known as the Amka Formation and is of Late Coniacian age on the basis of U/Pb dating (86.1 ± 0.3 Ma), according to Akinin et al. (2019). |
Lithology and environment
Primary lithology: | tuffaceous lithified mudstone | ||
Environment: | lacustrine indet. | Tectonic setting: | intramontane basin |
Geology comments: Intra-arc basin |
Taphonomy
Modes of preservation: | adpression |
Size of fossils: | macrofossils,mesofossils |
Collection methods and comments
Collection methods: | surface (float) |
Reason for describing collection: | taxonomic analysis |
Museum repositories: | PIN | Collection dates: | 1985 |
Metadata
Database number: | 138064 | ||
Authorizer: | M. Clapham | Enterer: | M. Clapham |
Modifier: | M. Clapham | Research group: | paleoentomology |
Created: | 2013-01-04 04:39:23 | Last modified: | 2020-12-21 00:13:30 |
Access level: | the public | Released: | 2013-01-04 04:39:23 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
44154. | V. V. Gromov, V. Y. Dmitriev, V. V. Zherikhin, E. L. Lebedev, A. G. Ponomarenko, A. P. Rasnitsyn, and I. D. Sukacheva. 1993. Melovye entomofauny basseyna r. Ul'i (zapadnoe Priokhot'e). In A. G. Ponomarenko (ed.), Mezozoyskie Nasekomye i Ostrakody Azii 5-60 [M. Clapham/M. Clapham/M. Clapham] |