Zhangmu Section bed 22 (Devonian of China)

Also known as Reticulariopsis costatus-Nikiforovaena guangxiensis community

Where: Guangxi, China (22.0° N, 110.0° E: paleocoordinates 5.7° N, 124.6° E)

When: Beijuntang Formation, Lochkovian (419.2 - 410.8 Ma)

Environment/lithology: offshore; lithified mudstone

• Deep water, soft substrate.
• Black, yellowish green, and yellowish violet mudstone.

Size class: macrofossils

Primary reference: Y. Shipu, A. J. Boucot, and C. Wang. 1999. Early Devonian brachiopod and trace fossil communitires from southeastern Guangxi. In A. J. Boucot and J. D. Lawson (eds.), Paleocommunities - a case study from the Silurian and Lower Devonian 139-163 [M. Foote/M. Foote/S. Kolbe]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 115005: authorized by Arnold Miller, entered by Sarah Kolbe on 27.08.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita indet. Walch 1771 trilobite
 Spiriferida - Cyrtiidae
 Spiriferida - Xenomartiniidae
 Pentamerida - Gypidulidae
 Atrypida - Carinatinidae
 Atrypida - Karpinskiidae
 Atrypida - Punctatrypidae
 Orthida - Schizophoriidae
 Orthida - Dalmanellidae
Isorthis sp. Kozlowski 1929
 Orthida - Hesperorthidae
Gastropoda indet. Cuvier 1797 snail
 Rugosa -
Rugosa indet. horn coral