Bed 19 of Laoyefen Fm, Lali, S. China, Frasnian (Devonian of China)

Where: Guangxi, China (24.5° N, 108.3° E: paleocoordinates 0.0° S, 115.3° E)

When: transitans zone, Laoyefen Formation, Early/Lower Frasnian (383.7 - 382.4 Ma)

• bed-level stratigraphic resolution

Environment/lithology: slope; argillaceous limestone

• "about 0.8m thick, grey medium bedded argillaceous limestones"

Collection methods: Conodonts and Brachiopods are listed as present in text.

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 13139: authorized by Arnold Miller, entered by Jocelyn Sessa on 22.01.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
unclassified
  -
Nothognathella klapperi
Rhynchonellata
 Rhynchonellida - Leiorhynchidae
Leiorhynchus sp.
Leiorhynchus sp. Hall 1860
 Orthida - Schizophoriidae
Schizophoria sp.
Schizophoria sp. King 1850
Conodonta
 Prioniodontida - Icriodontidae
Icriodus expansa
 Ozarkodinida -
"Ozarkodina sp." = Ozarkodina, "Hindeodella sp." = Ozarkodina
"Ozarkodina sp." = Ozarkodina Branson and Mehl 1933 conodont
"Hindeodella sp." = Ozarkodina Branson and Mehl 1933 conodont
 Ozarkodinida - Palmatolepidae
Palmatolepis transitans, Mesotaxis falsiovalis, Mesotaxis costalliformis, "Mesotaxis asymmetricus" = Mesotaxis asymmetrica
"Mesotaxis asymmetricus" = Mesotaxis asymmetrica Bischoff and Ziegler 1957 conodont
 Ozarkodinida - Polygnathidae
Ancyrodella alata, Ancyrodella huddlei n. sp., Polygnathus gracilis, Polygnathus elegantulus, Polygnathus procerus, Polygnathus evidens, Polygnathus paradecorosus n. sp., "Polygnathus decorosus" = Polygnathus decorosa
Ancyrodella huddlei n. sp. conodont
Polygnathus paradecorosus n. sp. conodont
"Polygnathus decorosus" = Polygnathus decorosa Stauffer 1938 conodont