Destombes Loc. 1900. W d'Acca, Jbel Bani (Ordovician of Morocco)

Also known as Ktaoua Grp, Rouid-Aissa Fm., Anti-Atlas Mts., Morocco

Where: Morocco (29.0° N, 9.0° W: paleocoordinates 85.5° S, 70.2° E)

• coordinate estimated from map

• local area-level geographic resolution

When: Rouid-Aissa Formation (Ktaoua Group), Berounian (460.9 - 449.5 Ma)

• bed-level stratigraphic resolution

Environment/lithology: marine; sandstone

• Quartzite

Size class: macrofossils

Primary reference: C. Babin and J. Destombes. 1990. Les mollusques bivalves et rostroconches Ordoviciens de l’Anti-Atlas marocain: Intérêt paléogéographique de leur inventaire. Géologie Méditerranéenne 17:243-261 [A. Miller/P. Novack-Gottshall/P. Novack-Gottshall]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 20969: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 13.06.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

• Primarily mollusc taxonomy and biostrat. with others listed
Rhynchonellata
 Orthida - Draboviidae
Bivalvia
 Modiomorphida - Modiomorphidae
Modiolopsis sp. Hall 1847 clam
Crinoidea
 Camerata -
Camerata sp. Wachsmuth and Springer 1885 Sea lily