Xiukang Limestone Block, Sample 80f-201, Lhaze County (Permian of China)

Where: Xizang, China (29.1° N, 88.0° E: paleocoordinates 27.4° S, 68.7° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Quxia Formation, Capitanian (265.1 - 259.9 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: lithified, massive, gray, red limestone

• Seamount in Neotethys
• Gray to purple limestone without evident bedding planes and laminations

Size class: macrofossils

Collected by H.B. Sheng in 1980

Primary reference: H. B. Sheng. 1984. Late Lower Permian ammonoids from Xiukang Formation, Lhaze district, Xizang (Tibet). Himalaya Geology 2:219-243 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 117565: authorized by Matthew Clapham, entered by Matthew Clapham on 25.09.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Goniatitida - Adrianitidae
Neocrimites obesus n. sp., "Adrianites nitidus n. sp." = Sosiocrimites nitidus
Neocrimites obesus n. sp. Sheng 1984 ammonite
"Adrianites nitidus n. sp." = Sosiocrimites nitidus Sheng 1984 ammonite
 Goniatitida - Vidrioceratidae
Stacheoceras xiukangense n. sp. Sheng 1984 ammonite
Stacheoceras megamultidentatum n. sp. Sheng 1984 ammonite
Stacheoceras oblatum n. sp. Sheng 1984 ammonite
 Prolecanitida - Medlicottiidae
? Medlicottia sp. Waagen 1880 ammonite