ammonites
Filon Douze Tafilalt bed KMO-II (Devonian of Morocco)

Where: Morocco (30.9° N, 4.1° W: paleocoordinates 61.4° S, 29.4° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Pragian (412.3 - 409.1 Ma)

Environment/lithology: offshore shelf; poorly lithified, gray claystone and poorly lithified, green claystone

• 5 m thick succession of platy greenish claystones intercalated with nodular pelmatozoan biodetrital limestone layers.

Size class: macrofossils

Preservation: recrystallized, original aragonite, replaced with calcite

Collected by Kröger in 2007; reposited in the MfN

Collection methods: surface (in situ), mechanical,

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 91631: authorized by Björn Kröger, entered by Björn Kröger on 08.10.2009