Where: Armenia (39.5° N, 45.4° E: paleocoordinates 2.6° S, 39.7° E)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Vedioceras ventrosulcatum ammonoid zone, Akhura Formation, Wuchiapingian (259.9 - 254.2 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: lithified limestone
Size class: microfossils
Primary reference: G. V. Kotlyar, Y. D. Zakharov, G. S. Koczyrkrevicz, G. S. Kropacheva, K. O. Rostovcev, I. O. Chedija, G. P. Vuks and E. A. Guseva. 1983. Evolution of the latest Permian biota: Dzhulfian and Dorashamian regional stages in the USSR 1-200 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 110749: authorized by Matthew Clapham, entered by Matthew Clapham on 12.06.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
Strophomenata | |
"Leptodus nobilis" = Leptodus nobilis, "Gubleria armenica" = Leptodus nobilis
"Leptodus nobilis" = Leptodus nobilis Waagen 1883
"Gubleria armenica" = Leptodus nobilis Waagen 1883 | |
Transennatia gratiosa Waagen 1884 | |
Spinomarginifera helica Abich 1878 | |
Dorashamia abichi Sarycheva 1965 | |
Tyloplecta yangtzeensis Chao 1927 | |
"Haydenella kiangsiensis" = Haydenella kiangsiensis, "Haydenella tumida" = Haydenella kiangsiensis, Haydenella minuta
"Haydenella kiangsiensis" = Haydenella kiangsiensis Kayser 1883
"Haydenella tumida" = Haydenella kiangsiensis Kayser 1883
Haydenella minuta Sarycheva 1965 | |
Rhynchonellata | |
"Araxathyris araxensis" = Transcaucasathyris araxensis, "Araxathyris minor" = Transcaucasathyris minor
"Araxathyris araxensis" = Transcaucasathyris araxensis Grunt 1965
"Araxathyris minor" = Transcaucasathyris minor Grunt 1965 | |
"Stenoscisma armenica" = Hybostenoscisma armenica
"Stenoscisma armenica" = Hybostenoscisma armenica Sokolskaja 1965 | |
Wellerella "sp. 1" Dunbar and Condra 1932 | |
"Wellerella dorashamensis" = Prelissorhynchia dorashamensis
"Wellerella dorashamensis" = Prelissorhynchia dorashamensis Sokolskaja 1965 | |
Gefonia improvisa n. sp.
Gefonia improvisa n. sp. Koczyrkevicz 1983 | |
Cephalopoda | |
Vedioceras umbonovarum Ruzhencev 1962 ceratite
Avushoceras jakowlewi Ruzhencev 1962 ceratite | |
Neocycloceras obliqueannulatum Waagen 1879 |