Eifelian (Middle Devonian) to lower Frasnian (Upper Devonian) conodont biostratigraphy in the Villech section, Spanish Central Pyrenees

S. Gouwy, J. C. Liao, and J. I. Valenzuela-Rios

2013

Article

Bulletin of Geosciences 88(2):

Find it at:

http://dx.doi.org/10.3140/bull.geosci.1341

Taxa discussed in this work:

• Polygnathus angustipennatus
• Polygnathus costatus

Taxonomy:

• Polygnathus angustipennatus belongs to Polygnathus - Bischoff and Ziegler (1957)
• Polygnathus costatus belongs to Polygnathus - Klapper (1971)