Where: Morocco (30.4° N, 8.8° W: paleocoordinates 63.5° S, 113.0° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Fallotaspis plana trilobite zone, Amouslek Formation, Atdabanian (521.0 - 516.0 Ma)

• low trilobite biozone of Issendalenian, which is lower Series 2/Age 3

• bed-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified, silty shale and lithified, calcareous siltstone

Size class: macrofossils

Primary reference: G. Geyer. 2019. The earliest known West Gondwanan trilobites from the Anti-Atlas Mountains of Morocco, with a revision of the Family Bigotinidae Hupe, 1953. Fossils and Strata 64:55-153 [M. Hopkins/M. Hopkins]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 233945: authorized by Melanie Hopkins, entered by Melanie Hopkins on 08.03.2024

Creative Commons license: CC BY (attribution)