left side of Taatsiin Gol valley (Oligocene of Mongolia)

Also known as Valley of Lakes; Tatsin Gol

Where: Mongolia (45.4° N, 101.3° E: paleocoordinates 46.9° N, 98.8° E)

• coordinate stated in text

• small collection-level geographic resolution

When: Hsanda Gol Formation, Early/Lower Oligocene (33.9 - 28.4 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size classes: macrofossils, mesofossils

Collected by V. I. Zhegallo in 1970; reposited in the PIN

Primary reference: E. N. Kurochkin and G. J. Dyke. 2011. The First Fossil Owls (Aves: Strigiformes) from the Paleogene of Asia and a Review of the Fossil Record of Strigiformes. Paleontological Journal 45(4):445-458 [M. Clapham/J. Karr]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 114684: authorized by Matthew Clapham, entered by Jered Karr on 20.08.2011, edited by Philip Mannion

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Theriamorpha - Talpidae
Mongoloscapter zhegalloi n. gen. n. sp.
Mongoloscapter zhegalloi n. gen. n. sp. Lopatin 2002 mole
PIN, no. 3211/30 (fragmentary left dentary)
Aves
 Strigiformes - Heterostrigidae
Heterostrix tatsinensis n. gen. n. sp.
Heterostrix tatsinensis n. gen. n. sp. Kurochkin and Dyke 2011 owl
PIN 3211/35