Holmsk (Oligocene of Russian Federation)
Where: Sakhalin, Russian Federation (47.8° N, 142.1° E: paleocoordinates 49.1° N, 139.6° E)
• coordinate estimated from map
When: Chattian (28.1 - 23.0 Ma)
• late Oligocene
Environment/lithology: marine; tuffaceous claystone
• clayish, tuffaceous and siliceous clayish, tuffaceous and siliceous aleurolite
Size class: macrofossils
Primary reference: M. V. Nazarkin. 2016. Cenozoic fossil fishes of the extinct alepisauroid family Polymerichthyidae from the Sakhalin Island, Russia. Acta Palaeontologica Polonica 61(4):829-829 [M. Uhen/M. Uhen]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 204545: authorized by Mark Uhen, entered by Mark Uhen on 11.09.2019
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
| Actinopteri | |
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Polymerichthys sp. Uyeno 1967 | |