Ilchegulova, basal limestone (Permian of Russian Federation)

Where: Russian Federation (53.8° N, 55.0° E: paleocoordinates 27.1° N, 46.8° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Kungurian (279.3 - 272.3 Ma)

• Limestones below the great mass of sandstones and conglomerates, forming its base

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified limestone

Size class: macrofossils

Collected by Roderick Murchison, Eduoard de Verneuil, Alexandre Keyserling in 1840

Primary reference: E. de Verneuil. 1845. Paléontologie. Géologie de la Russie d'Europe et des Montagne de l'Oural, Paléontologie 2(3):1-512 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 117282: authorized by Matthew Clapham, entered by Matthew Clapham on 18.09.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Cardiida - Kalenteridae
"Mytilus pallasi" = Stutchburia pallasi
"Mytilus pallasi" = Stutchburia pallasi de Verneuil 1845 clam
 Arcida - Parallelodontidae
"Arca kingiana n. sp." = Parallelodon kingiana
"Arca kingiana n. sp." = Parallelodon kingiana de Verneuil 1845 clam