Berchogur Formation, Bed: 4/1 (Devonian of Russian Federation)

Where: Russian Federation (48.0° N, 58.0° E: paleocoordinates 48.0° N, 58.0° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: 2 Member (Berchogur? Formation), Late/Upper Famennian (364.7 - 360.7 Ma)

• Age not listed, but since just below D/C boundary, assuming uppermost Devonian

• group of beds-level stratigraphic resolution

Environment/lithology: deep subtidal shelf; poorly lithified shale and lithified, lenticular, concretionary, argillaceous limestone

• Listed as Deep mid-shelf
• Shales interbedded with clayey, nodular, platy, and lenticular limestone

Size classes: macrofossils, mesofossils, microfossils

Primary reference: I. S. Barskov, K. V. Simakov, A. S. Alekseev, B. I. Bogoslovsky, T. V. Byvsheva, M. H. Gagiev, L. N. Kononova, N. M. Kochetkova, L. F. Kusina and E. A. Reitlinger. 1984. Devonian-Carboniferous transitional deposits of the Berchogur section, Mugodzary, USSR. Courier Forschungsinstitut Senckenberg 67:207-230 [P. Novack-Gottshall/P. Hearn/M. Uhen]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 80103: authorized by Phil Novack-Gottshall, entered by Paul Hearn on 03.04.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

• "Selected fossils"; Although range chart resembles individual point samples, setting as pooled samples since the purpose of chart is to designate the ranges through important section; thus, likely a composite section
unclassified
  -
Foraminifera
 Endothyroidea - Endothyridae
  -
Conodonta
 Ozarkodinida - Polygnathidae
 Prioniodontida - Icriodontidae
 Prioniodontida -
Rhynchonellata
 Spiriferida - Spiriferidae
Strophomenata
 Productida - Productellidae
 Productida - Productidae
Ostracoda
 Leperditellocopida - Aparchitidae
 Leperditellocopida - Graviidae
 Podocopida - Bairdiidae
Bairdia turgida ostracod
interna
 Podocopida - Cyprididae