Vizhay River, Northern Urals, Toshem Horizon (Devonian to of Russian Federation)

Also known as Reef 2537

Where: Sverdlovskaya Oblast, Russian Federation (61.3° N, 60.2° E: paleocoordinates 3.6° N, 11.5° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Toshem Formation, Pragian to Pragian (410.8 - 402.5 Ma)

• Upper Pragian-basal Emsian, Neospirigerina ossa-Losvia operosa superzone, Leviconchidiella vetusta-Totia similis zone [JA: originally entered as Pragian to Emsian]

• formation-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified limestone

• massive reefal limestones, 450 m thick

Size class: macrofossils

Primary reference: I. A. Breyvel, M. G. Breyvel, G. G. Zenkova, V. S. Militsina, M. V. Shurygina and F. E. Yanet. 1977. Stratigrafiya [Stratigraphy]. in T. A. Gorokhova, ed., Biostratigrafiya i fauna rannego Devona vostochnogo sklona Urala [Biostratigraphy and fauna of the Lower Devonian from the Eastern Urals] 12-22 [W. Kiessling/U. Merkel/P. Wagner]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 81794: authorized by Wolfgang Kiessling, entered by Uta Merkel on 16.07.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

Strophomenata
 Strophomenida - Strophodontidae
 Strophomenida - Rafinesquinidae
 Strophomenida - Strophochonetidae
Rhynchonellata
 Spiriferida - Xenomartiniidae
 Spiriferida - Theodossiidae
 Spiriferida - Cyrtiidae
 Atrypida - Punctatrypidae
 Atrypida - Carinatinidae
 Atrypida - Karpinskiidae
 Pentamerida - Gypidulidae
 Pentamerida - Clorindidae
 Rhynchonellida - Trigonirhynchiidae
 Rhynchonellida - Rhynchotrematidae
 Rhynchonellida - Glossinotoechiidae
 Rhynchonellida - Innaechiidae
  -
Anthozoa
 Stauriida - Ptenophyllidae
 Stauriida - Stauriidae
 Favositida - Coenitidae
Coenites puberulus tabulate coral
 Favositida - Favositidae
Rudakites multiformis tabulate coral
Favosites preplacentus tabulate coral
 Favositida - Cleistoporidae
Riphaeolites vijaicus tabulate coral
Stromatoporoidea
 Stromatoporida - Syringostromellidae
Syringostromella zintchenkovi Chalfina 1960 stromatoporoid sponge
 Clathrodictyida - Atelodictyidae
? Atelodictyon sp. Lecompte 1951 stromatoporoid sponge