Sededema River Basin, Alazeya Plateau (Jurassic of Russian Federation)

Where: Russian Federation (67.2° N, 153.0° E: paleocoordinates 79.1° N, 145.2° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Late/Upper Pliensbachian (189.6 - 183.0 Ma)

• Occurs with Amaltheus ex gr. margaritatus

Environment/lithology: marine; lithified, tuffaceous sandstone

Size class: macrofossils

Collected by M.I. Terekhov in 1960

Primary reference: A. S. Dagys. 1968. Yurskie i Rannemelovye brakhiopody Severa Sibiri. Akademiya Nauk SSSR, Sibirskoe Otdelenie Trudy Instituta Geologii I Geofiziki 1-167 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 135557: authorized by Matthew Clapham, entered by Matthew Clapham on 28.10.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

 Rhynchonellida - Peregrinellidae