Vixesarri (Silurian of Andorra)

Where: Andorra (42.5° N, 1.5° E: paleocoordinates 71.1° S, 64.8° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Telychian (438.5 - 433.4 Ma)

• Late Llandoverian on the basis of graptolites. Graptolites occur in a 2 m band within a 200 m thick formation of black shales.

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified, black shale

Size class: macrofossils

Primary reference: P. G. Oliver. 1967. Graptolite evidence for rocks of Llandoverian (Silurian) age in south-western Andorra. Geological Magazine 104:390-392 [M. Clapham/M. Clapham]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 191683: authorized by Matthew Clapham, entered by Matthew Clapham on 08.02.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

 Graptoloidea - Monograptidae
"Monograptus cf. spiralis" = Oktavites spiralis, Monograptus cf. priodon
"Monograptus cf. spiralis" = Oktavites spiralis Geinitz 1842 graptolite
Monograptus cf. priodon Bronn 1835 graptolite
early form
 Graptoloidea - Retiolitidae
Retiolites ex gr. geinitzianus Barrande 1850 graptolite