Bolchaïa Sloudka, Vetluga River (Triassic of Russian Federation)

Where: Kostroma, Russian Federation (58.2° N, 45.6° E: paleocoordinates 32.9° N, 35.2° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Early/Lower Triassic (252.2 - 247.2 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: terrestrial; conglomeratic, calcareous sandstone and green, red marl

• "a sandstone bed, partly conglomeratic…situated amidst red and greenish marls…is calcareous and contains pebbles of marls and sand"

Size classes: macrofossils, mesofossils

Collected by E. Fedorov, S. Nikitine, N. Yakovlev, A. Riabinin, A. Jirmounski in 1901, 1903–1904, 1907, 1915

Primary reference: N. Yakovlev. 1923. La faune triassique des vertébrés de la série des roches bigarrées des gouvernements de Vologda et de Kostroma [The Triassic vertebrate fauna of the variegated rock series from the governments of Vologda and Kostroma]. Zapiski Rossiyskogo Mineralogicheskogo Obshchestva, seriy 2 51:337-360 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 159891: authorized by Matthew Carrano, entered by Matthew Carrano on 11.08.2014, edited by Richard Butler

Creative Commons license: CC BY (attribution)

Taxonomic list

 Dipnoi - Gnathorhizidae
Gnathorhiza pusilla Cope 1877 lungfish
 Temnospondyli - Rhinesuchidae
 Eosuchia -
Archosauriformes indet. Gauthier 1986 archosauromorph