Section A2, West of the Fossil Gully Fault (Cambrian of Canada)

Where: Brithish Columbia, Canada (51.4° N, 116.4° W: paleocoordinates 3.4° S, 79.5° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Glossopleura trilobite zone, Campsite Cliff Shale Member (Burgess Shale Formation), Middle Cambrian (513.0 - 501.0 Ma)

• Stage 5, Glossopleura and Bathyuriscus–Ptychoparella (Elrathina) zones

• formation-level stratigraphic resolution

Environment/lithology: basinal (); lithified, silty mudstone

• The Campsite Cliff Member in this section comprises rather blocky, silty mudstones, in places slightly green, pyritic, and exhibiting syndepositional current disturbances with shell hash.

Size class: macrofossils

Preservation: soft parts

Collection methods: bulk,

Primary reference: T. P. Fletcher and D. H. Collins. 2003. The Burgess Shale and associated Cambrian formations west of the Fossil Gully Fault Zone on Mount Stephen, British Columbia. Canadian Journal of Earth Sciences 40(12):1823-1838 [L. Na/L. Na/L. Na]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 188661: authorized by Lin Na, entered by Lin Na on 11.09.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

 Radiodonta - Anomalocarididae
"Laggania sp." = Peytoia, Anomalocaris sp.
"Laggania sp." = Peytoia Walcott 1911
Leanchoilia sp. Walcott 1912
 Waptiida - Waptiidae
Waptia sp. Walcott 1912
 Protocaridida -
Branchiocaris sp. Briggs 1976
Marrella sp. Walcott 1912
 Sachitida -
Wiwaxia sp. Mathew 1899
Dinomischus sp. Conway Morris 1977
 Protomonaxonida - Leptomitidae
Leptomitus sp. Walcott 1886 demosponge
 Protomonaxonida - Wapkiidae
Wapkia sp. Walcott 1920 demosponge