Filon Douze Tafilalt, Erbenoceras Limestone (Devonian of Morocco)

Where: Morocco (30.9° N, 4.1° W: paleocoordinates 53.7° S, 27.2° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Zlichovian (409.1 - 391.9 Ma)

Environment/lithology: offshore shelf; lithified, calcareous wackestone and nodular packstone

• 4.5 m thick, with an increasing number of fine argillaceous layers toward the top, the limestones are nodular, biodetrital wacke-packstones containing predominantly pelmatozoan debris and dacryoconarids

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 91749: authorized by Björn Kröger, entered by Björn Kröger on 19.10.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

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Cephalopoda
 Agoniatitida - Mimosphinctidae
Erbenoceras advolvens
Erbenoceras advolvens Erben 1960 ammonite
 Bactritida - Bactritidae
Devonobactrites emsiense
 Actinocerida - Ormoceratidae
Metarmenoceras fatimacharaoui
 Orthocerida -
Bogoslovskya mohamadcharaoui
 Lituitida - Lamellorthoceratidae
Arthrophyllum vermiculare
Arthrophyllum vermiculare Termier and Termier 1950
 Pseudorthocerida - Pseudorthoceratidae
Subormoceras erfoudense
Bivalvia
 Cyrtodontida - Antipleuridae
Panenka sp.
Panenka sp. Barrande 1881 clam