PBDB Collection

Yelisseev-11 (Cretaceous to of Russian Federation)

Also known as Yelisseev locality, Grebenka flora

Where: Russian Federation (64.5° N, 168.9° E: paleocoordinates 78.6° N, 166.0° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Krivorechenskaya Formation, Albian to Albian (113.0 - 93.9 Ma)

• uppermost Albian to Lower Cenomanian

• group of beds-level stratigraphic resolution

Environment/lithology: pond; fine-grained sandstone

• Sedimentary context:small outcrop of ¢ne-

•grained,well-sorted sandstone that is wave

•rippled and cross-laminated.The leaves drape rip-

•ple surfaces.Some iron-stained root traces occur.

Size class: macrofossils

Primary reference: R. A. Spicer, A. Ahlberg, A. B. Herman, S. P. Kelley, M. I. Raikevich and P. M. Rees. 2002. Palaeoenvironment and ecology of the middle Cretaceous Grebenka flora of northeastern Asia. Palaeogeography, Palaeoclimatology, Palaeoecology 184:65-105 [D. Royer/D. Royer/D. Royer]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 34778: authorized by Dana Royer, entered by Dana Royer on 23.09.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names

unclassified
-	Birisia jelisejevii, Birisia ochotica Birisia jelisejevii occurs in sandstone Birisia ochotica occurs in sandstone
Polypodiopsida
- Gleicheniaceae	Gleichenites asiatica, Gleichenites zippeii Gleichenites asiatica occurs in sandstone Gleichenites zippeii occurs in sandstone
-	Cladophlebis sp. Cladophlebis sp. Brongniart 1849 occurs in sandstone
Gleicheniales - Polypodiidae	Hausmannia bipartita Hausmannia bipartita occurs in sandstone
Polypodiales - Polypodiidae	Asplenium dicksonianum Asplenium dicksonianum Heer 1874 occurs in sandstone
Cyatheales - Polypodiidae	? Coniopteris grebencaensis ? Coniopteris grebencaensis scaly tree fern occurs in sandstone
Angiospermae
Ranunculales - Menispermaceae	Menispermites markovoensis, Menispermites sp. Menispermites markovoensis occurs in sandstone Menispermites sp. Lesquereux 1874 occurs in sandstone
Apiales - Araliaceae	? Araliaephyllum sp. ? Araliaephyllum sp. Fontaine 1889 occurs in sandstone
Proteales - Platanaceae	Platanaceae indet., Platanus louravetlanica Platanaceae indet. Lestiboudois 1826 occurs in sandstone Platanus louravetlanica plane tree occurs in sandstone
Sapindales - Sapindaceae	Sapindophyllum sp. Sapindophyllum sp. Ettingshausen 1869 soapberry occurs in sandstone
Cycadopsida
Cycadales -	"Nilssonia alaskana" = Nilsonia "Nilssonia alaskana" = Nilsonia cycads occurs in sandstone