TY - JOUR ID - 145750624 TI - Lower Pennsylvanian (Morrowan) ammonoids from the North American Midcontinent. Memoir 10, 1980 AU - Saunders, W. Bruce AU - Manger, Walter L. PY - 1980 DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:145750624 AB - ER -