Where: Armenia (39.5° N, 45.4° E: paleocoordinates 2.6° S, 39.7° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Julfa Formation, Wuchiapingian (259.9 - 254.2 Ma)
• member-level stratigraphic resolution
Environment/lithology: marine; lithified limestone
Size class: macrofossils
Primary reference: V. E. Ruzhentsev and T. G. Sarycheva. 1965. The Development and Change of Marine Organisms at the Palaeozoic-Mesozoic Boundary. Akademiya Nauk SSSR, Trudy Paleontologicheskogo Instituta 108:1-431 [M. Clapham/M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 116774: authorized by Matthew Clapham, entered by Matthew Clapham on 11.09.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
Strophomenata | |
Edriosteges ogbinensis n. sp.
Edriosteges ogbinensis n. sp. Sarycheva 1965 | |
Spinomarginifera helica Abich 1878
Spinomarginifera pygmaea Sarycheva 1965
Spinomarginifera ciliata Arthaber 1900 | |
"Haydenella kiangsiensis" = Haydenella kiangsiensis, "Haydenella tumida" = Haydenella kiangsiensis
"Haydenella kiangsiensis" = Haydenella kiangsiensis Kayser 1883
"Haydenella tumida" = Haydenella kiangsiensis Kayser 1883 | |
"Gubleria armenica" = Leptodus nobilis, Spinolyttonia arakeljani n. gen. n. sp.
"Gubleria armenica" = Leptodus nobilis Waagen 1883
Spinolyttonia arakeljani n. gen. n. sp. Sarycheva 1964 | |
Orthothetina dzhulfensis Sokolskaja 1965 | |
Rhynchonellata | |
Permophricodothyris ovata2 Pavlova 1965 | |
"Araxathyris araxensis" = Transcaucasathyris araxensis Grunt 1965
Janiceps emarginatiformis1 Grunt 1986 | |
Crenispirifer dzhulfensis Ivanova 1965 | |
Notothyris ovalis Gemmellaro 1899 | |
"Orthotichia minuta" = Acosarina minuta
"Orthotichia minuta" = Acosarina minuta Abich 1878 |