*0011751702
*008991102s1999    xx#           000 0 eng
*019  $bk
*08230$a563
*100  $aCooper, Roger A.$_166762500
*245  $aEcostratigraphy, zonation and global correlation of earliest Ordovician planktic graptolites
*300  $aS. [1]-16 : ill.
*650  $agraptolitter$9nor$2norart$_129609500
*773  $tLethaia$gVol. 32, no. 1 (1999)$x0024-1164$w(NO-LaBS)5212(tnr)
*8564 $uhttps://doi.org/10.1111/j.1502-3931.1999.tb00576.x
*999  $z9900266900$anorart:9900266900
^