Bon Tsagaan (PIN collection 3559, outcrop 60) (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: I. D. Sukacheva. 1992. Novye iskopaemye predstaviteli otryada rucheynikov (Phryganeida) iz Mongolii. Novye Taksony Iskopaemykh Bespozvonochnykh Mongolii, Sovmestnaya Rossiisko-Mongol'skaya Paleontologicheskaya Ekspeditsiya 4:111-117 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 121714: authorized by Matthew Clapham, entered by Matthew Clapham on 11.12.2011, edited by Jered Karr

Creative Commons license: CC BY (attribution)

Taxonomic list

Insecta
 Blattaria - Caloblattinidae
Nuurcala popovi3 Vršanský 2003 cockroach
PIN 3559/424, 429
 Blattaria - Umenocoleidae
Vitisma diffusa3 Vršanský 2003 cockroach
PIN 3559/425
 Dicondylia -
Blattodea indet.3 Latreille 1810 cockroach
PIN 3559/418, 420, 422, 423, 424, 427, 428
 Blattodea - Mesoblattinidae
Praeblattella ponomarenkoi3 Vršanský 2003 cockroach
PIN 3559/416, 419, 421, 423, 426
 Dicondylia - Blattulidae
Elisama tsaganica3 Vršanský 1999 winged insect
PIN 3559/417, 418
 Coleoptera - Cupedidae
Notocupes elegans2 Ponomarenko 1994 reticulated beetle
PIN 3559/1678
 Diptera - Mycetophilidae
Zazicia innuba1 Blagoderov 1995 fungus gnat
PIN 3559/4177
Syntemna tele1 Blagoderov 1998 fungus gnat
PIN 3559/4178
Syntemna zhuzhan1 Blagoderov 1998 fungus gnat
PIN 3559/4178
 Trichoptera - Baissoferidae
Baissoferus immemoris n. sp. Sukacheva 1992 caddisfly
PIN 3559/2816