TY - GEN T1 - Lower Ordovician trilobites of the Kirtonryggen Formation, Spitsbergen AU - Fortey, Richard A. AU - Bruton, David L. VL - Number 59 CN - QE726.2 ID - 719985 KW - Paleontology SN - 9781118850633 TI - Lower Ordovician trilobites of the Kirtonryggen Formation, Spitsbergen LK - https://univsouthin.idm.oclc.org/login?url=http://site.ebrary.com/lib/usiricelib/Doc?id=10812056 UR - https://univsouthin.idm.oclc.org/login?url=http://site.ebrary.com/lib/usiricelib/Doc?id=10812056 ER -