Where: British Columbia, Canada (55.0° N, 125.0° W: paleocoordinates 10.6° N, 85.8° W)
• local area-level geographic resolution
When: Glossopleura zone, Stephen Formation, Solvan (513.0 - 501.0 Ma)
• The beds are graded with yellowish slightly calcareous bands and dark grey pelitic bands. Each bed represents a storm event that smothered or carried organisms into deeper water. NOTE: This description is for the Walcott Quarry, but the two quarries are similar except for organism content according to the Yoho-Burgess Shale Foundation.
• group of beds-level stratigraphic resolution
Environment/lithology: submarine fan; lithified, pyritic, calcareous shale
Collection methods: bulk,
• The collection represents 12 seasons of collecting in the Raymond Quarry,Burgess Shale by Collins.
Primary reference: D. Collins. 1996. The "Evolution" of Anomalocaris and its classification in the arthropod class Dinocarida (nov.) and order Radiodonta (nov.). Journal of Paleontology 70(2):280-293 [M. Patzkowsky/P. Borkow/J. Alroy] more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 6869: authorized by Mark Patzkowsky, entered by Phil Borkow on 03.04.2000