TY - BOOK ID - 147798992 TI - The Oldest Known Crinoids (Early Ordovician, Utah) and a New Crinoid Plate Homology System AU - Sprinkle, James T. AU - Guensburg, Thomas E. PY - 2003 SN - 0877104581 PB - Ithaca Paleontological Research Institution DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:147798992 AB - ER -