Isuela river valley (Cambrian of Spain)

Also known as Murero biota

Where: Zaragoza, Spain (41.5° N, 1.5° W: paleocoordinates 55.2° S, 110.7° E)

When: Solenopleuropsis verdiagana - Solenopleuropsis ribeiroi trilobite zone, Murero Formation (Mesones Group), St Davids (509.0 - 497.0 Ma)

• Upper Caesaraugustian (Cambrian Series 2)

Environment/lithology: offshore; mudstone

• greenish and blue-greenish lutites with a few marly beds and abundant carbonate nodules

Size class: macrofossils

Preservation: mold/impression

Primary reference: S. Zamora, E. Liñán, P. Domínguez Alonso, R. Gozalo, and J. A. Gámez Vintaned. 2007. A Middle Cambrian edrioasteroid from the Murero biota (NE Spain) with Australian affinities. Annales de Paléontologie 93:249-260 [A. Lin/A. Lin]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 90560: authorized by Alex Lin, entered by Alex Lin on 05.08.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

Edrioasteroidea
  - Stromatocystitidae
Cambraster cf. tastudorum Jell et al. 1985
Trilobita
 Ptychopariida - Conocoryphidae
"Conocoryphe heberti" = Bailiella heberti
"Conocoryphe heberti" = Bailiella heberti Munier-Chalmas and Bergeron 1889 trilobite
Conocoryphe heberti heberti
 Ptychopariida - Solenopleuridae
 Redlichiida - Paradoxididae
Paradoxides (Eccaparadoxides) brachyrhachis trilobite
Paradoxides (Eccaparadoxides) brachyrhachis brachyrhachis