Bon Tsagaan (PIN collection 3559, outcrop 23/22): Barremian, Mongolia

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Insecta - Blattodea
Blattodea indet. (Latreille 1810)
Vršanský 2003 8 specimens
corrected as Blattaria
PIN 3559/140, 141, 149, 146, 151, 152, 156, 5954
Insecta - Blattodea - Blattulidae
Elisama incerta n. sp. Vršanský 2003
Vršanský 2003 1 specimen
PIN 3559/7981
Insecta - Blattodea - Mesoblattinidae
Archimesoblatta tendencia n. sp. Vršanský 2003
Vršanský 2003 3 specimens
PIN 3559/145, 150, 7980
Insecta - Coleoptera - Ommatidae
Tetraphalerus longicollis n. sp. Ponomarenko 1997
1 specimen
recombined as Omma longicolle
PIN 3559/1578 (2 measurements)
Brochocoleus alatus n. sp. Ponomarenko 1994
Ponomarenko 1994 1 specimen
PIN 3559/1583 (2 measurements)
Insecta - Coleoptera
Notocupes dundulaensis Ponomarenko 1994
Ponomarenko 1994 2 specimens
recombined as Brachilatus dundulaensis
PIN 3559/1529, 1588
Notocupes elegans Ponomarenko 1994
Ponomarenko 1994 3 specimens
PIN 3559/29, 50, 1559
Notocupes mongolicus n. sp. Ponomarenko 1994
Ponomarenko 1994 5 specimens
PIN 3559/6028, 1584, 1577, 1581, 1591 (2 measurements)
Insecta - Blattaria - Caloblattinidae
Caloblattina rubens n. sp. Vršanský 2003
Vršanský 2003 2 specimens
PIN 3559/7978, 139 (1 measurement)
Insecta - Blattaria - Raphidiomimidae
Liadoblattina mongolica n. sp. Vršanský 2003
Vršanský 2003 3 specimens
PIN 3559/142, 148, 7979
see common names

Geography
Country:Mongolia
Coordinates: 45.5° North, 99.1° East (view map)
Paleocoordinates:46.5° North, 99.9° East
Basis of coordinate:based on nearby landmark
Geographic resolution:local area
Time
Period:Cretaceous Epoch:Early/Lower Cretaceous
Stage:Barremian 10 m.y. bin:Cretaceous 2
Key time interval:Barremian
Age range of interval:125.77000 - 121.40000 m.y. ago
Stratigraphy
Geological group:Dundargalant Formation:Ulan-Argalant
Stratigraphic resolution:group of beds
Stratigraphy comments: Outcrop 23, bed 22. Lower Cretaceous but older than the Khurilt Formation. Khurilt beds are possibly late Neocomian (Barremian)-early Aptian but typically treated as Aptian by paleoentomologists.
Lithology and environment
Primary lithology: lithified "siliciclastic"
Environment:lacustrine indet. Tectonic setting:rift
Taphonomy
Modes of preservation:adpression
Size of fossils:macrofossils
Collection methods and comments
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Metadata
Database number:124343
Authorizer:M. Clapham Enterer:M. Clapham
Modifier:M. Clapham Research group:paleoentomology
Created:2012-02-12 16:27:52 Last modified:2014-08-04 13:22:07
Access level:the public Released:2012-02-12 16:27:52
Creative Commons license:CC BY
Reference information

Primary reference:
40088. A. G. Ponomarenko. 1997. New beetles of the family Cupedidae from the Mesozoic of Mongoloa. Ommatini, Mesocupedini, Priacmini. Paleontological Journal 31:389-399 [M. Clapham/M. Clapham]

Secondary references:

40613 A. G. Ponomarenko. 1994. New Mesozoic cupedid beetles from Mongolia: Brochocoleini and Notocupedini. Paleontological Journal 28:102-115 [M. Clapham/M. Clapham]
50792 P. Vršanský. 2003. Unique assemblage of Dictyoptera (Insecta - Blattaria, Mantodea, Isoptera) from the Lower Cretaceous of Bon Tsagaan Nuur in Mongolia. Entomological Problems 33:119-151 [M. Clapham/M. Clapham/M. Clapham]