Where: Morocco (30.9° N, 4.1° W: paleocoordinates 69.1° S, 32.9° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Spathagnathodus steinhornensis - Ligonodina detorta - Icriodus postwoschmidti/woschmidti conodont zone, Scyphocrinites Limestone Formation, Pridoli (423.0 - 419.2 Ma)

• Scyphocrinites limestone succession. (PJW: Scyphocrinites Limestone is used informally as a formation.)

• formation-level stratigraphic resolution

Environment/lithology: offshore shelf; lithified, argillaceous, carbonaceous lime mudstone

Size class: macrofossils

Preservation: recrystallized, original aragonite, replaced with calcite

Primary reference: B. Kröger. 2008. Nautiloids before and during the ammonoid origin in a Siluro–Devonian section of the Tafilalt (Morocco). Special Papers in Palaeontology 79:1-110 [B. Kröger/B. Kröger]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 91457: authorized by Björn Kröger, entered by Björn Kröger on 27.09.2009

Creative Commons license: CC BY (attribution)