TY  - BOOK
AU  - Bronnimann,P.
TI  - On the occurrence of the Serpulid Spirorbis Daudin,1800 (Annelida, Polychaetia, Sedentarida) in thin section of triassic rocks of Europe and Iran
T2  - British Regional Geology
SN  - 11 880141 4
PY  - 1972///
ER  -