Where: Argentina (32.9° S, 69.1° W)

• Paleocoordinates: 36.8° S, 177.6° W (Wright 2013)

• coordinate stated in text

• small collection-level geographic resolution

When: Estancia San Martin Formation, St Davids (506.5 - 497.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: offshore shelf; lithified lime mudstone

Size classes: macrofossils, mesofossils

Primary reference: M. S. Beresi and J. K. Rigby. 1994. Sponges and chancelloriids from the Cambrian of western Argentina. Journal of Paleontology 68(2):208-217 [W. Kiessling/W. Kiessling]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 56547: authorized by Wolfgang Kiessling, entered by Wolfgang Kiessling on 21.11.2005

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