Where: Armenia (39.6° N, 45.4° E: paleocoordinates 8.5° S, 41.5° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Gnishik Formation, Wordian (268.8 - 265.1 Ma)
• member-level stratigraphic resolution
Environment/lithology: marine; lithified lithology not reported
Size class: macrofossils
Collection methods: peel or thin section
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 113725: authorized by Matthew Clapham, entered by Matthew Clapham on 04.08.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
Foraminifera | |
Staffella sphaerica, Staffella suborientalis, Leella armenica, Leella ex gr. bellula, Nankinella sp., Nankinella orbicularia, Sphaerulina crassispira, Sphaerulina ogbinensis, Pisolina subsphaerica, Pisolina sp.
Staffella suborientalis Rosovskaya 1965
Leella armenica Rosovskaya 1965
Leella ex gr. bellula Dunbar and Skinner 1937
Nankinella sp. Lee 1933
Nankinella orbicularia Lee 1934
Sphaerulina ogbinensis Rosovskaya 1965 | |
"Polydiexodina persica" = Eopolydiexodina persica, "Polydiexodina darwasica" = Eopolydiexodina darwasica, Pseudofusulina chihsiaensis, Pseudofusulina pseudochihsiaensis, Pseudofusulina tienchiaensis
"Polydiexodina persica" = Eopolydiexodina persica Kahler 1933 | |
"Brevaxina cf. dyhrenfurti" = Misellina (Brevaxina)
"Brevaxina cf. dyhrenfurti" = Misellina (Brevaxina) | |
Dunbarula sp. Ciry 1948 | |
Rhodophyceae | |
Ungdarella stellata Korde 1965 | |
Chlorophyceae | |
Strophomenata | |
Orthothetina vediensis Sokolskaja 1965
Geyerella sp. Schellwien 1900 | |
Neochonetes armenicus Sokolskaja 1965 | |
Marginifera magniplicata Huang 1932 | |
"Vediproductus vediensis" = Vediproductus punctatiformis
"Vediproductus vediensis" = Vediproductus punctatiformis Chao 1927 | |
"Krotovia jisuensiformis" = Echinauriella jisuensiformis, Ogbinia dzhagrensis
"Krotovia jisuensiformis" = Echinauriella jisuensiformis Sarycheva 1965
Ogbinia dzhagrensis Sarycheva 1965 | |
Linoproductus cora d'Orbigny 1842 | |
Edriosteges poyangensis Kayser 1883
Chonostegoides armenicus n. sp. Sarycheva 1965
Chonostegoides ogbinensis n. sp. Sarycheva 1965 | |
Richthofenia caucasica Licharew 1928 | |
Leptodus richthofeni Kayser 1883 | |
Rhynchonellata | |
Orthotichia avushensis n. sp.
Orthotichia avushensis n. sp. Sokolskaja 1965 | |
Spiriferellina ex gr. cristata, "Reticulariina aff. netschajewi" = Spiriferellina netschajewi
Spiriferellina ex gr. cristata von Schlotheim 1816
"Reticulariina aff. netschajewi" = Spiriferellina netschajewi Ivanova 1960 | |
Hemiptychina kutorgi4 Smirnova 2007
Hemiptychina himalayensis4 Davidson 1862 | |
Dielasma plica Kutorga 1842
Dielasma elongatum von Schlotheim 1816 | |
Stenolaemata | |
Fistulipora monticulosa2 Nikiforova 1933
Fistulipora hangchouensis2 Lu 1958
Cyclotrypa ogbinensis n. sp.1 Morozova 1965 | |
Polypora tubulosa2, "Polypora praepluriformis n. sp." = Mackinneyella praepluriformis1, "Polypora dzhulfensis" = Mackinneyella dzhulfensis1, "Polypora ogbinensis" = Mackinneyella ogbinensis2, "Polypora robustiformis n. sp." = Mackinneyella robustiformis1
Polypora tubulosa2 Nikiforova 1933
"Polypora praepluriformis n. sp." = Mackinneyella praepluriformis1 Morozova 1965
"Polypora dzhulfensis" = Mackinneyella dzhulfensis1 Morozova 1965
"Polypora ogbinensis" = Mackinneyella ogbinensis2 Nikiforova 1933
"Polypora robustiformis n. sp." = Mackinneyella robustiformis1 Morozova 1965 | |
Septopora lineata2 Nikiforova 1933
Septopora quasiorientalis1 Morozova 1965
Septopora flabellata2 Nikiforova 1933 | |
Fenestella subconstans2 Yang and Lu 1962
"Fenestella duplipora" = Ogbinofenestella duplipora1 Morozova 1965 | |
Ogbinopora armeniensis1 Shishova 1965 | |
Rhabdomeson floriferum3 Shishova 1964 | |
Araxopora araxensis2 Nikiforova 1933
Araxopora macrocava n. sp.1 Morozova 1965
Araxopora spinata n. sp.1 Morozova 1965 | |
Hexagonella ramosa2 Waagen and Wentzel 1886 |