Also known as Middle Part, Navas de Estena Shale Fm., Alia, Caceres, Spain

Where: Caceres, Spain (39.0° N, 6.0° W: paleocoordinates 73.8° S, 82.4° E)

• coordinate estimated from map

• local area-level geographic resolution

When: Middle Member (Navas de Estena Shale Formation), Oretanian (468.0 - 459.0 Ma)

• Middle section of formation

• member-level stratigraphic resolution

Environment/lithology: offshore; lithified, concretionary, ferruginous, cherty/siliceous shale

Size class: macrofossils

Primary reference: C. Babin and J. C. Gutiérrez-Marco. 1991. Middle Ordovician bivalves from Spain and their phyletic and palaeogeographic significance. Palaeontology 34:109-147 [A. Miller/P. Novack-Gottshall/P. Novack-Gottshall]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 20913: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 12.06.2002

Creative Commons license: CC BY (attribution)