Where: Leningrad, Russian Federation (60.0° N, 32.0° E: paleocoordinates 39.5° S, 0.2° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Paroistodus proteus conodont zone, Joa Member (Leetse Formation), Floian (477.7 - 470.0 Ma)
• Hunneberg Regional Stage, lowermost Floian
Environment/lithology: open shallow subtidal; limestone
Size class: microfossils
Primary reference: P. V. Fedorov, A. V. Koromyslova, and S. O. Martha. 2017. The oldest bryozoans of Baltoscandia from the lowermost Floian (Ordovician) of north-western Russia: two new rare, small and simple species of Revalotrypidae. PalZ 91:353-373 [W. Kiessling/M. Krause/M. Uhen]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 189578: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 02.11.2017
Creative Commons license: CC BY (attribution)
Taxonomic list
Stenolaemata | |
Revalotrypa yugaensis Fedorov et al. 2017
Revalotrypa inopinata Fedorov et al. 2017 |