Bon Tsagaan (PIN collection 3559, outcrop 74/2) (Cretaceous of Mongolia)

Where: Mongolia (45.4° 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

Reposited in the PIN

Primary reference: P. Vrsansky. 2003. Umenocoleoidea - an amazing lineage of aberrant insects (Insecta, Blattaria). AMBA Projekty 7(1):1-32 [M. Clapham/J. Karr/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 138924: authorized by Matthew Clapham, entered by Jered Karr on 02.02.2013, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)

Taxonomic list

Insecta
 Dicondylia -
Blattodea indet. Brunner von Wattenwyl 1882 cockroach
PIN 3559/435, 449, 451, 452
 Blattodea - Blattulidae
Elisama parallela Vrsansky 2003 cockroach
PIN 3559/432, 437, 439, 441, 442, 445, 446, 443, 450
Elisama tsaganica Vrsansky 1999 cockroach
PIN 3559/438, 444, 448, 453
 Blattodea - Mesoblattinidae
Praeblattella ponomarenkoi Vrsansky 2003 cockroach
PIN 3559/454, 462(447),
Tarakanula shcherbakovi Vrsansky 2003 cockroach
PIN 3559/432, 439
 Blattodea - Caloblattinidae
Nuurcala popovi Vrsansky 2003 cockroach
PIN 3559/430
 Blattodea - Ponopterixidae
Elytropterix magnificiens n. gen. n. sp. Vrsansky 2003 cockroach
PIN 3559/ 1736
 Mantodea -
Cretophotina mongolica Gratshev and Zherikhin 1993 mantis
PIN 3559/440