Sandongqiao section, bed 8, Liuchang, Qingzhen (Permian of China)

Where: Guizhou, China (26.7° N, 106.2° E)

• Paleocoordinates: 14.5° S, 105.6° E (Wright 2013)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Dalong Formation, Changhsingian (254.2 - 252.2 Ma)

• "Dalong and Changxing Formation"

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified, cherty/siliceous claystone

Size class: macrofossils

Preservation: mold/impression

Primary reference: Z. Y. Yang, H. F. Yin, S. B. Wu, F. Q. Yang, M. H. Ding and G. R. Xu. 1987. Permian-Triassic Boundary Stratigraphy and Fauna of South China 1-379 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 149295: authorized by Matthew Clapham, entered by Matthew Clapham on 31.07.2013

Creative Commons license: CC0 (CC0)

Taxonomic list

Show authors, comments, and common names
Cephalopoda
 Ammonoida - Paragastrioceratidae
Pseudogastrioceras sp.
Pseudogastrioceras sp. Spath 1936 ammonite
 Ammonoida - Xenodiscidae
Xenodiscus sp.
Xenodiscus sp. Waagen 1879 ceratite
 Ammonoida - Pseudotirolitidae
Pernodoceras sp., Pernodoceras subtrapezoidale, Pachydiscoceras sp., Pseudotirolites sp., Pseudotirolites cf. asiaticus, Pseudotirolites laibinensis, Pseudotirolites acutus, Pseudotirolites orientalis, Pseudotirolites disconnectus
Pernodoceras sp. Zhao and Liang 1974 ceratite
Pernodoceras subtrapezoidale Zhao et al. 1978 ceratite
Pachydiscoceras sp. Zhao and Liang 1966 ceratite
Pseudotirolites sp. Sun 1933 ceratite
Pseudotirolites cf. asiaticus Jaekel 1929 ceratite
Pseudotirolites laibinensis Zhao et al. 1978 ceratite
Pseudotirolites acutus Chao and Liang 1965 ceratite
Pseudotirolites orientalis Chao and Liang 1965 ceratite
Pseudotirolites disconnectus Zhao et al. 1978 ceratite
 Ammonoida - Pleuronodoceratidae
Rotodiscoceras sp.
Rotodiscoceras sp. Zhao and Liang 1966 ceratite
 Ammonoida - Huananoceratidae
Huananoceras sp., Huananoceras involutum, "Huananoceras perornatum" = Huananoceras pseudoopalinum
Huananoceras sp. Zhao and Liang 1974 ceratite
Huananoceras involutum Chao and Liang 1974 ceratite
"Huananoceras perornatum" = Huananoceras pseudoopalinum Frech 1895 ceratite
 Pseudorthocerida - Spyroceratidae
Lopingoceras sp.
Lopingoceras sp. Shimanskiy 1962
Bivalvia
 Ostreida - Pterineidae
Leptodesma sp.
Leptodesma sp. Hall 1883 oyster
 Pectinida - Entoliidae
Pernopecten sp.
Pernopecten sp. Winchell 1865 scallop
 Pectinida - Streblochondriidae
Streblochondria sp.
Streblochondria sp. Newell 1938 scallop
 Pectinida - Pseudomonotidae
Pseudomonotis sp.
Pseudomonotis sp. von Beyrich 1862 scallop
 Pectinida - Limidae
Palaeolima sp.
Palaeolima sp. Hind 1903 file clam