LEADER 00000nam 2200241 a 4500 001 0728645 003 UkHlHU 007 t 008 001402 3 1982 000 eng 040 UkHlHU 050 4 |fq|aQL 1 R86 L6(134) 100 1 Ludvigsen, Rolf. 245 10 Upper Cambrian and Lower Ordovician trilobite biostratigraphy of the Rabbitkettle Formation, Western District of Mackenzie. 260 Toronto :|bRoyal Ontario Museum,|c1982. 300 188p. 440 0 Royal Ontario Museum. Life sciences contributions ; |vno.134 947 Report/working paper/grey literature -- Excluded from metadata project SO1, 2018-19
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