Syas River, Lower Ladoga Fm. (Cambrian of Russian Federation)

Where: St. Petersburg, Russian Federation (60.1° N, 32.6° E: paleocoordinates 50.3° S, 18.7° W)

• coordinate estimated from map

When: Ladoga Formation, Cambrian (541.0 - 485.4 Ma)

• "lower most bed of Ladoga Formation", in Holmer & Popov (1990)

Environment/lithology: marine; lithology not reported

Size classes: macrofossils, mesofossils

Primary reference: L. E. Holmer and L. E. Popov. 1990. The acrotretacean brachiopod Ceratreta tanneri (Metzger) from the Upper Cambrian of Baltoscandia. Geologiska Föreningen i Stockholm Förhandlingar 112(3):249-263 [B. Kröger/B. Kröger]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 191187: authorized by Björn Kröger, entered by Björn Kröger on 14.01.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

 Acrotretida - Ceratretidae
Ceratreta tanneri Metzger 1922
 Acrotretida - Acrotretidae
 Lingulida - Obolidae
Ungula sp. Pander 1830
Oepikites fragilis Popov and Khazanovitch 1984
  - Amphigeisinidae
Phakelodus tenuis Muller 1959 conodont
 Paraconodontida -
Furnishina furnishi Muller 1959 conodont