Bolloncillos Formation, Tabuenca area, Aragon, Spain (Devonian of Spain)

Where: Aragon, Spain (41.7° N, 1.6° W: paleocoordinates 33.0° S, 20.1° E)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Bolloncillos Formation, Late/Upper Frasnian (379.5 - 376.1 Ma)

• Upper Frasnian, based on ostracodes and Homoctenus ultimus derkaouaensis.

• formation-level stratigraphic resolution

Environment/lithology: marine; burrowed sandstone and shale

• see lithology
• "It is more shaly [than preceding Rodanas Fmn], but there are still enough features of shallow water environments in the sandstones [including burrows]..."

Primary reference: P. Carls. 1988. The Devonian of Celtiberia (Spain) and Devonian paleogeography of SW Europe. In N. J. McMillan, A. F. Embry, D. J. Glass (eds.), Devonian of the World, Volume I 421-466 [M. Foote/M. Foote/M. Uhen]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 40499: authorized by Michael Foote, entered by Michael Foote on 24.06.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Brachiopoda
  -
Brachiopoda indet. Cuvier 1805
Bryozoa
  -
Bryozoa indet. Ehrenberg 1831
Tentaculita
 Homoctenida - Homoctenidae
Deuteropoda
  -
Ostracoda indet. Latreille 1802 ostracod
Crinoidea
  -
Crinoidea indet. Miller 1821 Sea lily
Conodonta
 Ozarkodinida - Palmatolepidae
Palmatolepis sp. Müller 1956 conodont
 Life -
Planolites sp. Nicholson 1873
ichnofossil
Arenicolites sp. Salter 1857
ichnofossil
Bergaueria sp. Prantl 1946
ichnofossil