Kumbulak (Oligocene of Kazakhstan)

Where: Kazakhstan (46.8° N, 60.6° E: paleocoordinates 47.6° N, 58.1° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Aral Formation, Late/Upper Oligocene (28.4 - 23.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; gray, green, yellow, calcareous shale and claystone

• grayish yellow-green calcareous shale and claystone

Size classes: macrofossils, mesofossils

Primary reference: A. V. Lopatin. 2004. Early Miocene small mammals from the North Aral region (Kazakhstan) with special reference to their biostratigraphic significance. Paleontological Journal 38(S3):S217-S323 [P. Mannion/P. Mannion]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 176005: authorized by Philip Mannion, entered by Philip Mannion on 21.01.2016

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Rodentia - Castoridae
Propalaeocastor kumbulakensis Lytschev 1970 beaver
IZ, no. M-2020/66-Ag