Valle (Ordovician of Spain)

Also known as Arenig section of Green and Nodular Shales Fm., Valle, Sevilla, Spain

Where: Sevilla, Spain (38.0° N, 6.0° W: paleocoordinates 71.9° S, 90.8° E)

• coordinate estimated from map

• local area-level geographic resolution

When: Valle Syncline Green and Nodular Shales Formation, Arenig (478.6 - 466.0 Ma)

• formation-level stratigraphic resolution

Environment/lithology: marine; lithified, concretionary, green shale

• Green, nodular shale

Size classes: macrofossils, mesofossils

Primary reference: J. C. Gutiérrez-Marco, I. Rabano, and M. Robardet. 1984. Estudio bioestratigráfico del Ordovicico en el sinclinal del Valle (Provincia de Sevilla, so. de España). Publicaocoes de Musei e Laboratório Mineralógico e Geológico da Universidade de Coimbra Memórias e Noticias 97:11-37 [A. Miller/P. Novack-Gottshall/M. Uhen]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 20924: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 12.06.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

Scyphozoa
 Conulariida - Conulariidae
Gastropoda
 Euomphalina - Lesueurillidae
? Lesueurilla sp. Koken 1898 snail
Pterobranchia
 Graptoloidea - Phyllograptidae
Tetragraptus sp. Salter 1863 graptolite