Where: Guangxi, China (25.0° N, 110.0° E: paleocoordinates 0.9° S, 115.4° E)
• coordinate based on political unit
• small collection-level geographic resolution
When: Lower Member (Donggangling Formation), Givetian (387.7 - 382.7 Ma)
• 24 m thick. Authors are being self-contradictory here: they list the members in this section as "Upper/Middle/Lower" while in their strata correlation chart they list Jide and Changcun as the upper/lower members, respective, of the Donggangling Fm.
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified, gray, argillaceous shale and limestone
Size class: macrofossils
Primary reference: R. Zhang and J., J.r. Pojeta. 1986. Devonian sections in Guangxi from which pelecypods were collected. Devonian rocks and Lower and Middle pelecypods of Guangxi, China and the Traverse Group of Michigan. United States Geological Survery Professional Paper 1394(E):33-43 [J. Alroy/M. Sommers/P. Wagner]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 4792: authorized by John Alroy, entered by Mike Sommers on 24.08.1999
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Bivalvia | |
cf. Byssopteria sp. Hall 1883 clam | |
"Ptychopteria (Actinopteria) producta" = Actinopteria, Actinodesma (Ectenodesma) guangxiensis, Limoptera sp.
Limoptera sp. Hall 1869 oyster | |
| |
Modiomorpha paradoxa clam
Spathella sp. Hall 1885 clam | |
? Sanguinolites sp. M'Coy 1844 clam | |
Rhynchonellata | |