Where: Russian Federation (62.0° N, 116.4° E: paleocoordinates 72.6° N, 112.1° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Dactylioceras commune ammonoid zone, Bifrons (182.0 - 175.6 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified siliciclastic sediments
Size class: macrofossils
Collection methods: Repository: IGiG (Institute for Geology and Geophysics, Novosibirsk)
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 135597: authorized by Matthew Clapham, entered by Matthew Clapham on 28.10.2012
Creative Commons license: CC BY (attribution)
Taxonomic list
Rhynchonellata | |
Tetrarhynchia viluensis n. sp., ? Tetrarhynchia jakutica n. sp.
Tetrarhynchia viluensis n. sp. Dagys 1968
? Tetrarhynchia jakutica n. sp. Dagys 1968 |