Lava River, Dikari Member (Ordovician of Russian Federation)

Where: St. Petersburg, Russian Federation (60.0° N, 32.3° E: paleocoordinates 37.2° S, 1.2° E)

• coordinate estimated from map

When: Dikari Member (Volkhov Formation), Dapingian (470.0 - 467.3 Ma)

• "Volkhov horizon (BII), (Middle Ordovician, Dapingian–Darriwilian stages)..", in Koromyslova (2011)

Environment/lithology: marine; glauconitic limestone

Size classes: macrofossils, mesofossils

Primary reference: A.V. Koromyslova. 2011. Bryozoans of the Latorp and Volkhov Horizons (Lower–Middle Ordovician) of the Leningrad Region. Paleontological Journal 45(8):887-980 [B. Kröger/B. Kröger]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 191238: authorized by Björn Kröger, entered by Björn Kröger on 18.01.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

Stenolaemata
 Trepostomida - Esthonioporidae
Esthonioporella miranda Koromyslova 2011
 Esthonioporata - Revalotrypidae
Revalotrypa krestensis Koromyslova 2008
 Trepostomata - Halloporidae
Dianulites janischevskyi Modzalevskaya 1953
"Dianulites fastigiatus" = Dianulites detritus Eichwald 1829
Diplotrypa petropolitana Nicholson 1879
 Trepostomata - Phragmoporidae
 Trepostomata - Monticuliporidae
Dittopora annulata Dybowski 1877