Scripta Geologica, 134 (March 2007)
Kettneraspis, Radiaspis and Ceratarges (Trilobita) from the Middle Devonian of the
Rochefort area (Ardennes, Belgium)
Allart P. van Viersen
A.P. van Viersen, Graaf
van Loonstraat 25, 6121 JS Born, The Netherlandsapvanviersen@hotmail.com Keywords: Trilobites, taxonomy, Devonian, Ardennes, Belgium. |
