LOWER AND EARLY MIDDLE ORDOVICIAN TRILOBITE ASSOCIATIONS OF THE PRAGUE BASIN (PERUNICA,CZECH REPUBLIC)

摘要

1 TREMADOCIANThe earliest Ordovician trilobite fauna of the Prague Basin(Text-fig.1) is definitely of early Tremadocian age.It is known from eight localities in the T(r)enice and Milina fms,situated in the western part of the Prague Basin (Komárov area)and east of Prague(Uvaly area).Trilobites are already known for ninety years and have been recently revised by Pek(1977),Mergl(1984,1994,2006).