Arauz Formation
The Arauz Formation is an Emsian fossiliferous stratigraphic unit in Spain. It is a member of the Abadia Group. It is situated in the Province of Palencia, North Spain. It is in the north of Natural Park of Fuentes Carrionas and Fuente Cobre-Montaña Palentina where the Rio Arauz lies. It is from the Devonian of Spain.
Fossil content
The following fossils have been reported from the formation:- Trilobites
- * Kayserops obsoletus
- * Metacanthina cf. asnoensis
- * Leonaspis sp.
- * Metacanthina sp.
- * Odontochile sp.
- * Otarion (Maurotarion) sp.
- * Xiphogonium sp.
- * Phacopida indet.
- Cephalopods
- * Erbenoceras advolvens
- * Fidelites ruppachensis
- * Gyroceratites gracilis
- * G. aff. laevis
- * Latanarcestes (Latanarcestes) noeggerathi
- * Mimagoniatites bohemicus
- * Mimosphinctes sp.
- Corals
- * Cleistodictyum porosum
- * Pleurodictyum microspinosum
- * Procterodictyum polentinoi
- * Combophyllum sp.
- * Rugosa indet.
- Conodonts
- * Icriodus bilatericrescens
- * I. corniger
- * I. culicellus
- * I. fusiformis
- * I. sigmoidalis
- * Ozarkodina steinhornensis
- * Polygnathus dehiscens
- * P. gronbergi
- * P. perbonus
- * Icriodus sp.
- Tentaculita
- * Nowakia barrandei
- * N. cancellata
- * N. elegans
- * N. richteri
- Rhynchonellata
- * Arduspirifer arduennensis
- * Bifida lepida
- * Euryspirifer paradoxus
- * Holynatrypa mirabilis
- * Mauispirifer scutiformis
- * Prokopia bouskai
- * Schizophoria vulvaria
- Strophomenata
- * Bojodouvillina (Bojodouvillina) morzakeci
- * Crinostrophia aff. elegans
- * Eodevonaria cf. jahnkei
- * Plectodonta (Dalejodiscus) minor
- * ''Strophochonetes sp.''