PERMIAN (STRATIGRAPHY)
-
BTPALAEOZOIC (STRATIGRAPHY)
-
UDC551.736
-
Descriptor GERPERM (STRATIGRAPHIE)
-
Descriptor ENGPERMIAN (STRATIGRAPHY)
-
Descriptor FREPERMIEN (STRATIGRAPHIE)
-
Variant GERDYAS, VERALTET FÜR PERM (STRATIGRAPHIE)
-
Variant ENGDYAS, OBSOLETE FOR PERM (STRATIGRAPHY)
-
NTUPPER PERMIAN (STRATIGRAPHY)
-
NTSAALIC OROGENY + APPALACHIAN OROGENY (STRATIGRAPHY)
-
NTLOWER PERMIAN (STRATIGRAPHY)