Where: Qinghai, China (35.4° N, 90.7° E: paleocoordinates 3.3° S, 69.9° E)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Hantaishan Group, Spathian (251.3 - 247.2 Ma)
• Lower part of limestone member. Coexistence of Neospathodus waageni, N. timorensis, and N. jubata suggest Spathian age.
• group of beds-level stratigraphic resolution
Environment/lithology: lithified limestone
Size class: macrofossils
Preservation: mold/impression
Collected in 1989, 1990
• Collected by the Comprehensive Scientific Expedition to the Hoh Xil region. Pre-expedition in May 1989, main expedition in May-August 1990.
Primary reference: X. G. Zhu. 1995. Palaeontology - Gastropods. In J.G. Sha (ed.), Palaeontology of the Hoh Xil Region, Qinghai 69-81 [M. Clapham/M. Clapham/M. Clapham]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 56724: authorized by Wolfgang Kiessling, entered by Wolfgang Kiessling on 23.11.2005, edited by Matthew Clapham
Creative Commons license: CC BY (attribution)
Taxonomic list
Brachiopoda | |
Brachiopoda indet. Cuvier 1805 | |
Bivalvia | |
Parallelodon cf. beyrichii Strombeck 1849 clam
Parallelodon xijinwulanensis Sha 1995 clam | |
| |
? Pteria sp. Scopoli 1777 pearl oyster
Arcavicula hohxilensis Sha 1995 pearl oyster | |
Bakevellia cf. taelei, Bakevellia cf. pannonica, Bakevellia costata, Bakevellia exporrecta, Gervillia sp.
Bakevellia cf. taelei oyster
Bakevellia cf. pannonica Bittner 1901 oyster
Bakevellia costata Schlotheim 1820 oyster
Bakevellia exporrecta Lepsius 1878 oyster
Gervillia sp. Defrance 1820 oyster | |
Praechlamys sp. Allasinaz 1972 scallop
? Praechlamys hohxilensis Sha 1995 scallop | |
Placunopsis cf. plana Giebel 1856 scallop | |
Leptochondria sp., Leptochondria virgalensis, Leptochondria albertii, Leptochondria aff. illyrica, ? Leptochondria xijinwulanensis, Leptochondria minima
Leptochondria sp. Bittner 1891 scallop
Leptochondria virgalensis Wittenburg 1908 scallop
Leptochondria albertii Goldfuss 1838 scallop
Leptochondria aff. illyrica Bittner 1901 scallop
? Leptochondria xijinwulanensis Sha 1995 scallop
Leptochondria minima Kiparisova 1938 scallop | |
Eumorphotis ? huancangensis Chen 1976 scallop | |
? Entolium sp. Meek 1865 scallop
Entolium microtis Bittner 1899 scallop | |
Unionites ex gr. canalensis Catullo 1847 clam | |
Palaeoneilo cf. oviformis Eck 1865 clam | |
Gastropoda | |
Natiria gemmulata n. sp.
Natiria gemmulata n. sp. Zhu 1995 snail | |
"Worthenia cf. qingyanensis" = Wortheniella qingyanensis
"Worthenia cf. qingyanensis" = Wortheniella qingyanensis Yu et al. 1974 snail | |
Guizhouspira venusta n. sp.
Guizhouspira venusta n. sp. Zhu 1995 snail | |
Worthenia "sp. 2" de Koninck 1883 snail | |
Wortheniopsis sp. Böhm 1895 snail | |
Naticopsis eyerichi Noetling 1880 snail | |
"Neritaria comensis" = Protonerita comensis
"Neritaria comensis" = Protonerita comensis Hoernes 1856 snail | |
Spirochrysalis sp. Kittl 1894 snail | |
? Aclisina sp. de Koninck 1881 snail |