Where: Xinjiang, China (35.9° N, 76.8° E: paleocoordinates 24.0° S, 60.1° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Shaksgam Formation, Roadian to Roadian (272.3 - 264.3 Ma)
• No stratigraphic details given in primary reference, but most likely from member 1 of the Shaksgam Formation (sparse brachiopods are also present higher in the formation). Presence of fusulinids Monodiexodina, Minojapanella wutuensis, Parafusulina japonica, and Boultonia suggests an early Guadalupian age for those units.
• bed-level stratigraphic resolution
Environment/lithology: open shallow subtidal; lithified, brown, gray, argillaceous limestone
Size class: macrofossils
Collected by A. Desio in 1929
• 1929 Italian expedition to the Karakorum
Primary reference: N. Fantini Sestini. 1965. Permian fossils of the Shaksgam Valley. Italian Expeditions to the Karakorum (K2) and Hindu Kush. IV - Paleontology-Zoology-Botany 149-218 [M. Clapham/M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 123274: authorized by Matthew Clapham, entered by Matthew Clapham on 17.01.2012
Creative Commons license: CC BY (attribution)
Taxonomic list
Anthozoa | |
Amplexocarinia sp. Soshkina 1928 horn coral | |
Strophomenata | |
Neochonetes sp. Muir-Wood 1962
"Chonetinella ? latesinuata" = Paramesolobus latesinuata Schellwien 1892
Chonetinella sp. Ramsbottom 1952 | |
Cancrinella cancriniformis Tschernyschew 1889 | |
"? Marginifera rimuensis" = Retimarginifera rimuensis, "? Marginifera altimontana" = Retimarginifera altimontana, "Marginifera gratiosa" = Transennatia gratiosa
"? Marginifera rimuensis" = Retimarginifera rimuensis Merla 1934
"? Marginifera altimontana" = Retimarginifera altimontana Merla 1934
"Marginifera gratiosa" = Transennatia gratiosa Waagen 1884 | |
Marginifera septentrionalis Tschernyschew 1902 | |
"Marginifera gratiodentalis" = Alexenia gratiodentalis
"Marginifera gratiodentalis" = Alexenia gratiodentalis Grabau 1934 | |
"Waagenoconcha pseudoirginae" = Tschernyschewia pseudoirginae
"Waagenoconcha pseudoirginae" = Tschernyschewia pseudoirginae Huang 1932 | |
Rhynchonellata | |
Hemiptychina cf. carniolica Schellwien 1900 | |
"Rostranteris exilis" = Rostranteris exile
"Rostranteris exilis" = Rostranteris exile Gemmellaro 1899 | |
| |
"Crurithyris tschernyschewi" = Orbicoelia tschernyschewi
"Crurithyris tschernyschewi" = Orbicoelia tschernyschewi Licharew 1939 | |
"Spirifer cf. psittacus" = Tipispirifer psittacus
"Spirifer cf. psittacus" = Tipispirifer psittacus Merla 1934 | |
"Brachythyrina cf. sokolowi" = Jilinmartinia sokolovi, Martinia "sp. I", Martinia orbicularis, Martinia subtriquetra, "Martinia cf. uralica" = Tiramnia uralica
"Brachythyrina cf. sokolowi" = Jilinmartinia sokolovi Tschernyschew 1902
Martinia "sp. I" M'Coy 1844
Martinia orbicularis Gemmellaro 1899
Martinia subtriquetra Merla 1934
"Martinia cf. uralica" = Tiramnia uralica Tschernyschew 1902 | |
Gastropoda | |
Straparollus (Euomphalus) cf. parvus, "Straparollus (Euomphalus) cf. oldhami" = Euomphalus oldhami
Straparollus (Euomphalus) cf. parvus Waagen 1880 snail
"Straparollus (Euomphalus) cf. oldhami" = Euomphalus oldhami Reed 1944 snail |