Zs6b (Ordovician of China)

Where: China (41.7° N, 102.6° E: paleocoordinates 21.1° S, 131.8° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Belodina compressa - Phragmodus undatus conodont zone, Badainjaran Formation, Gisbornian (460.9 - 456.1 Ma)

• sampled from 55 meters into unit 9

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified, shelly/skeletal, sandy limestone and lithified, gray, calcareous sandstone

• Purplish-grey, thin-bedded, calcareous, fine-grained sublitharenite intercalated with medium-bedded, sandy bioclastic limestone.

Size classes: macrofossils, mesofossils

Reposited in the NIGPAS

Collection methods: surface (in situ), mechanical,

Primary reference: Z. Q. Zhou and Z. Y. Zhou. 2006. Late Ordovician trilobites from the Zhusilenghaierhan area, Ejin Banner, western Inner Mongolia, China. Memoirs of the Association of Australasian Palaeontologists 32:383-411 [M. Hopkins/M. Hopkins]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 187887: authorized by Melanie Hopkins, entered by Melanie Hopkins on 15.08.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

• Also contains brachiopods and corals. Conodonts identified by An Taixiang.
 Corynexochida - Illaenidae
"Illaenidae" indet. Hawle and Corda 1847 trilobite
 Phacopida - Encrinuridae
 Phacopida - Cheiruridae
"Cheiruridae" indet. Hawle and Corda 1847 trilobite
 Phacopida - Pliomeridae
Pliomerina rigida Kolobova 1972 trilobite
 Phacopida - Calymenidae
Flexicalymene peregrina n. sp. Zhou and Zhou 2006 trilobite
 Harpida - Harpetidae
"Harpetidae" indet. Hawle and Corda 1847 trilobite
 Proetida - Telephinidae
Phorocephala sp. Lu 1965 trilobite
 Asaphida - Asaphidae
Basilicus (Basiliella) sp. Kobayashi 1934 trilobite
 Asaphida - Remopleurididae
Remopleurides sp. Portlock 1843 trilobite
 Asaphida - Dionididae
Dionide sp. Barrande 1847 trilobite
 Asaphida - Raphiophoridae
Bulbaspis brevis n. sp. trilobite
 Lichida - Lichidae
Amphilichas sp. Raymond 1905 trilobite
 Prioniodontida -