PBDB Collection

Beloyarka Village, Tavda River (Oligocene of Russian Federation)

Where: Sverdlovsk, Russian Federation (58.2° N, 64.9° E: paleocoordinates 59.1° N, 60.9° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Rupelian (33.9 - 28.1 Ma)

Environment/lithology: fluvial-lacustrine; unlithified, gray, blue claystone and unlithified, brown, gray sandstone

• primary lithology: dark-gray, bluish layers of clay; secondary lithology: sand of light-gray and rusty dark brown colors

Size class: mesofossils

Preservation: original carbon

Collection methods: bulk, sieve,

Primary reference: P. I. Dorofeev. 1963. Tretichnye Flory Zapadnoi Sibiri. Akad. Nauk, Moscow/Leningrad 1-343 [B. Tiffney/B. Tiffney/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 22844: authorized by Bruce Tiffney, entered by Jessica Bean on 27.06.2002, edited by Sara Pendleton

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names

unclassified
-	Potamageton semirotundatus, Potamageton sp., Najas tavdensis, Acanthopanax "sp.3" Potamageton semirotundatus Potamageton sp. Najas tavdensis Acanthopanax "sp.3"
Leitneria
-	Leitneria venosa Leitneria venosa corkwood
Circaea
-	Circaea macrocarpa Circaea macrocarpa enchanters nightshade
Dicotyledoneae
Myrtales - Lythraceae	Decodon gibbosus Decodon gibbosus
Ericales - Styracaceae	Styrax sp. Styrax sp. Linnaeus 1753 storax
Angiospermae
Sapindales - Sapindaceae	Acer sp. Acer sp. Linnaeus 1753 maple
Malpighiales - Salicaceae	Salix sp. Salix sp. Linnaeus 1753 willow
Fagales - Betulaceae	Alnus kireevskiana, Betula apoda Alnus kireevskiana alder Betula apoda birch
Fagales - Juglandaceae	Cyclocarya sibirica Cyclocarya sibirica
Rosids - Moraceae	Moroidea reticulata Moroidea reticulata mulberry
Magnoliales - Magnoliaceae	Liriodendron geminata, Magnolia sp. Liriodendron geminata magnolia Magnolia sp. Linnaeus 1753 magnolia
-	Carpolithus natans, Carpolithus nitidus Carpolithus natans Carpolithus nitidus
Alismatales - Hydrocharitaceae	Stratiotes websteri Stratiotes websteri
Alismatales - Alismataceae	Sagisma tavdensis Sagisma tavdensis
Alismatales - Potamogetonaceae	Potamogeton tavdense Potamogeton tavdense pondweed
Typhales - Commelinidae	Sparganium sp. Sparganium sp. Linnaeus 1753 bur-reed
Saxifragales - Haloragaceae	Myriophyllum sp. Myriophyllum sp. Linnaeus 1753 water milfoil
Caryophyllales - Polygonaceae	Polygonum tavdense Polygonum tavdense knotweed
Cornales - Cornaceae	Cornus gorbunovii Cornus gorbunovii dogwood
Asterales - Menyanthaceae	Menyanthes minima Menyanthes minima bogbean
Mesangiosperms - Araceae	Epipremnum ornatum, Epipremnum rugosum, Aracispermum canaliculatum, Aracispermum jugatum, Pistia sibirica Epipremnum ornatum Epipremnum rugosum Aracispermum canaliculatum Aracispermum jugatum Pistia sibirica water cabbage
Poales - Typhaceae	Typha sp. Typha sp. Linnaeus 1753 bulrush
Zingiberales - Zingiberaceae	Spirematospermum wetzleri Spirematospermum wetzleri Heer 1925
Nymphaeales - Nymphaeaceae	Nuphar sibiricum, Nuphar "sp.1", Brasenia nymphaeoides, Brasenia rotundata, Brasenia cf. ovula Nuphar sibiricum water lily Nuphar "sp.1" Smith 1809 water lily Brasenia nymphaeoides water lily Brasenia rotundata water lily Brasenia cf. ovula Brongniart 1828 water lily

Coniferales - Cupressaceae	Taxodium dubium, Glyptostrobus europaeus, Sequoia sp., Metasequoia sp. Taxodium dubium Sternberg 1824 cypress Glyptostrobus europaeus Brongniart 1833 Chinese swamp cypress Sequoia sp. Endlicher 1847 coast redwood Metasequoia sp. Miki 1941 dawn redwood
Pinopsida
Pinales - Taxodiaceae	Taxodiaceae indet. Taxodiaceae indet. Saporta 1865
Pinales - Pinaceae	Pinus sp. Pinus sp. Linnaeus 1753 pine