Bon Tsagaan (PIN collection 3559, outcrop 88) (Cretaceous of Mongolia)

Where: Mongolia (45.5° N, 99.1° E: paleocoordinates 46.1° N, 99.1° E)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Khurilt Member (Dzun-Bain Formation), Aptian (125.0 - 113.0 Ma)

• Possibly late Neocomian (Barremian)-early Aptian but typically treated as Aptian by paleoentomologists.

• group of beds-level stratigraphic resolution

Environment/lithology: lacustrine; lithified siliciclastic sediments

Size class: macrofossils

Preservation: adpression

Primary reference: A. G. Ponomarenko. 1994. New Mesozoic cupedid beetles from Mongolia: Brochocoleini and Notocupedini. Paleontological Journal 28:102-115 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 125194: authorized by Matthew Clapham, entered by Matthew Clapham on 06.03.2012, edited by Jered Karr

Creative Commons license: CC BY (attribution)

Taxonomic list

Insecta
 Blattaria - Caloblattinidae
Nuurcala popovi3 Vršanský 2003 cockroach
PIN 3559/8216
 Coleoptera -
"Notocupes dundulaensis" = Brachilatus dundulaensis
"Notocupes dundulaensis" = Brachilatus dundulaensis Ponomarenko 1994 beetle
PIN 3559/6032
 Alienoptera - Umenocoleidae
Petropterix mirabilis2 Vršanský 2003 winged insect
PIN 3559/2291
 Dicondylia -
Blattodea indet.3 Latreille 1810 cockroach
PIN 3559/8200, 8203, 8204
 Blattodea - Blattulidae
Elisama tsaganica3 Vršanský 1999 cockroach
PIN 3559/481, 8197, 8213
 Blattodea - Mesoblattinidae
Praeblattella ponomarenkoi3 Vršanský 2003 cockroach
PIN 3559/478, 480, 488, 8199, 8201, 8202(5), 8208, 8212, 8215
 Mantodea -
Cretophotina mongolica3 Gratshev and Zherikhin 1993 mantis
PIN 3559/483, 8198, 8209
 Diptera - Mycetophilidae
Syntemna zhuzhan1 Blagoderov 1998 fungus gnat
PIN 3559/4427
Syntemna tele1 Blagoderov 1998 fungus gnat
PIN 3559/3627, 4431