Bed 106 of Lasha Member Wangyou Fm, Lali (Carboniferous of China)

Where: Guangxi, China (24.5° N, 108.3° E: paleocoordinates 3.1° S, 101.0° E)

When: sulcata zone, Lasha Member (Wangyou Formation), Hastarian (358.9 - 353.8 Ma)

• JA: originally entered as Tournaisian; sulcata zone is basal Hastarian (see Somerville 2008)

• bed-level stratigraphic resolution

Environment/lithology: slope; gray, argillaceous limestone

• "about 1.4m thick, grey to light grey banded argillaceous limestones"

Size class: macrofossils

Primary reference: Q. Ji and W. Ziegler. 1993. The Lali Section: An Excellent Reference Section for Upper Devonian in South China. Courier Forschungsinstitut Senckenberg 157:1-182 [A. Miller/J. Sessa]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 12496: authorized by Arnold Miller, entered by Jocelyn Sessa on 15.11.2001

Creative Commons license: CC BY (attribution)

Taxonomic list

• Taxa are listed as present or rare in the text.
Show authors, comments, and common names
Trilobita
 Proetida - Phillipsiidae
Archegonus (Phillibole) sp.
Archegonus (Phillibole) sp. Richter and Richter 1937 trilobite
Cephalopoda
 Goniatitida - Prionoceratidae
Imitoceras sp.
Imitoceras sp. Schindewolf 1923 ammonite
Conodonta
 Ozarkodinida -
"Ozarkodina sp." = Ozarkodina, "Hindeodella sp." = Ozarkodina
"Ozarkodina sp." = Ozarkodina Branson and Mehl 1933 conodont
"Hindeodella sp." = Ozarkodina Branson and Mehl 1933 conodont
 Ozarkodinida - Polygnathidae
Polygnathus purus, Siphonodella sulcata, Pseudopolygnathus primus
Polygnathus purus conodont
Polygnathus purus subplanus
Pseudopolygnathus primus conodont
[entered as Psuedopolygnathus primus]
 Ozarkodinida - Idiognathodontidae
Protognathodus meischneri
Protognathodus meischneri Ziegler 1969 conodont
  -
Spathognathodus crassidentatus, Spathognathodus stabilis