Lekang, unit 2 (Permian of China)

Where: Guizhou, China (25.1° N, 106.2° E: paleocoordinates 4.8° N, 96.6° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

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

• bed-level stratigraphic resolution

Environment/lithology: basinal (siliceous); lithified siltstone and lithified chert

• black, green-gray alternating beds of thin-bedded siltstone and chert, 2.15 m thick

Size class: microfossils

Primary reference: Q. Feng and S. Gu. 2002. Uppermost Changxingian (Permian) radiolarian fauna from southern Guizhou, southwestern China. Journal of Paleontology 76(5):797-809 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 95321: authorized by Wolfgang Kiessling, entered by Uta Merkel on 12.04.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Polycystina
 Latentifistularia -
Latentifistularia indet.
Latentifistularia indet. Caridroit et al. 1999
 Latentifistularia - Cauletellidae
Ishigaum "sp. 2", Ishigaum trifustis
Ishigaum "sp. 2" De Wever and Caridroit 1984
Ishigaum trifustis De Wever and Caridroit 1984
 Latentifistularia -
Gustefana obliqueannulata
 Latentifistularia - Ormistonellidae
Nazarovella gracilis
Nazarovella gracilis De Wever and Caridroit 1984
 Entactinaria - Entactiniidae
"Entactinia sp." = Stigmosphaerostylus, "? Entactinia sp." = Stigmosphaerostylus, Hegleria mammilla, ? Entactinosphaera sp., Uberinterna sp.
"Entactinia sp." = Stigmosphaerostylus Rüst 1892
"? Entactinia sp." = Stigmosphaerostylus Rüst 1892
Hegleria mammilla Sheng and Wang 1985
? Entactinosphaera sp. Foreman 1963
Uberinterna sp. Sashida and Tonishi 1988