Lava River, BII β (Ordovician of Russian Federation)

Where: St. Petersburg, Russian Federation (59.8° N, 31.6° E: paleocoordinates 37.8° S, 0.6° E)

• coordinate estimated from map

When: Volkhov (471.8 - 468.1 Ma)

• "BII β", in Rubel (1961) = Middle Volkhov

•Vääna substage

Environment/lithology: shallow subtidal; limestone and marl

Size classes: macrofossils, mesofossils

Primary reference: M. Rubel. 1961. Brakhiopody nadsemejstv Orthacea, Dalmanellacea i Syntrophiacea iz nizhnego ordovika Pribaltiki [Lower Ordovician brachiopods of the superfamilies Orthacea, Dalmanellacea and Syntrophiacea of the Eastern Baltic]. Eesti NSV Teaduste Akadeemia Geoloogia Instituudi Uurimused 6:141-224 [P. Wagner/P. Wagner/B. Kröger]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 191452: authorized by Björn Kröger, entered by Björn Kröger on 30.01.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

Rhynchonellata
 Orthida - Paurorthidae
Paurorthis parva Pander 1830
 Orthida - Archaeorthidae
 Orthida - Productorthidae
"Productorthis obtusa" = Productorthis obtusus
"Productorthis obtusa" = Productorthis obtusus Pander 1830
 Orthida - Ranorthidae
Ranorthis carinata Rubel 1961