TY  - BOOK
AU  - Avnimelech,M.
TI  - Pachydiscid Ammonite (Cephalopoda: Ammonoidea: Ammonitina: Desmoceratacea: Pachydiscida) from Campanian Chert of Israel
T2  - Transactions of the Institute of geology and geophysics
PY  - 1961///
PB  - The reseach council of Israel
ER  -