*0011684540
*008960205s1995    xx#           000 0 eng
*019  $bk
*08230$a564
*100  $aClarkson, Euan N.K.$_135136700
*245  $aTaxonomy and palaeoecology of the mollusc Pterotheca from the Ordovician and Silurian of Scotland$cEuan N.K. Clarkson, David A.T. Harper and John S. Peel
*300  $aS. [101]-114 : ill.
*700  $aHarper, David A.T.$_132199300
*700  $aPeel, John S.$_128937100
*773  $tLethaia$gVol. 28, no. 2 (1995)$x0024-1164$w(NO-LaBS)5212(tnr)
*8564 $uhttps://doi.org/10.1111/j.1502-3931.1995.tb01600.x
*999  $z9600199681$anorart:9600199681
^