Bed 109 of Lasha Member Wangyou Fm, Lali, S. China, Carboniferous (Carboniferous of China)

Where: Guangxi, China (24.5° N, 108.3° E: paleocoordinates 5.6° S, 101.0° E)

When: early duplicata zone, Lasha Member (Wangyou Formation), Tournaisian (358.9 - 346.7 Ma)

Environment/lithology: slope; gray lime mudstone

• "about 1.3m in thickness, grey to dark grey thin bedded nodular micrtic limestones"

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 12493: 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
  -
Trilobita indet.
Trilobita indet. Walch 1771 trilobite
Deuteropoda
  -
Ostracoda indet.
Ostracoda indet. Latreille 1802 ostracod
Conodonta
 Ozarkodinida -
Dinodus fragosus, Dinodus ? wilsoni
 Ozarkodinida - Polygnathidae
Pseudopolygnathus marginatus, Siphonodella duplicata, Siphonodella duplicata, Polygnathus inornatus, Polygnathus purus, Polygnathus purus, Polygnathus parapetus
Pseudopolygnathus marginatus conodont
[entered as Psuedopolygnathus marginatus]
Siphonodella duplicata conodont
Siphonodella duplicata morphotype 2
Siphonodella duplicata conodont
Siphonodella duplicata morphotype 4
Polygnathus purus conodont
Polygnathus purus purus
Polygnathus purus conodont
Polygnathus purus subplanus
 Ozarkodinida -
"Hindeodella sp." = Ozarkodina
"Hindeodella sp." = Ozarkodina Branson and Mehl 1933 conodont