Subriana-Vagranella Community, Early Ludlow, Severouralsk Region (Silurian of Russian Federation)

Also known as Reef 3734

Where: Russian Federation (60.0° N, 60.0° E: paleocoordinates 0.9° N, 9.1° E)

• coordinate based on political unit

• basin-level geographic resolution

When: Ludlow (427.4 - 423.0 Ma)

Environment/lithology: reef, buildup or bioherm; gray, yellow limestone

• "Typically occurs in reef belts with turbulent conditions, as well as below wave base (based on the ventral valves) reef slopes and on interreef level bottom areas (reef flat type areas)."
• "Commonly occurs in massive, organogenic, brecciated, light gray, or varicolored (yellow to pink and ruddy) limestone."

Collection methods: Based on type locality. Abundances given in table 41.4.

Primary reference: V. P. Sapelnikov, O. V. Bogoyavlenskaya, L. I. Mizens and V. P. Shuysky. 1999. Silurian and Early Devonian benthic communities of the Ural-Tien Shan region. In A. J. Boucot and J. D. Lawson (eds.), Paleocommunities--a case study from the Silurian and Lower Devonian 510-544 [M. Foote/M. Foote/M. Foote]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 24691: authorized by Michael Foote, entered by Michael Foote on 16.08.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Gastropoda
  -
Gastropoda indet. Cuvier 1795 snail
Bivalvia
  -
"Pelecypoda indet." = Bivalvia
"Pelecypoda indet." = Bivalvia Linnaeus 1758 clam
Strophomenata
 Strophomenida - Strophodontidae
"? Strophodonta sp." = Strophomena (Strophodonta)
"? Strophodonta sp." = Strophomena (Strophodonta) Hall 1852
 Orthotetida - Pulsiidae
Rhynchonellata
 Pentamerida - Parastrophinidae
 Pentamerida - Gypidulidae
 Pentamerida - Pentameridae
 Pentamerida - Subrianidae
 Pentamerida - Clorindidae
 Spiriferida - Cyrtiidae
Eospirifer sp. Schuchert 1913
 Athyridida - Meristellidae
 Atrypida - Atrypidae
 Atrypida - Lissatrypidae
 Atrypida - Punctatrypidae
 Atrypida - Septatrypidae
Atrypoidea linguata, "Lissatrypella kuschvensis" = Atrypoidea (Lissatrypella)
Atrypoidea linguata von Buch 1834
"Lissatrypella kuschvensis" = Atrypoidea (Lissatrypella)
 Atrypida - Karpinskiidae
Craniata
 Trimerellida - Trimerellidae
Trimerella sp. Billings 1862
Trilobita
 Phacopida - Cheiruridae
Youngia uralica trilobite
Ostracoda
 Palaeocopida -