000 00302nam a22001337a 4500
020 _a9788126533084
082 _a562
_bCLA/IN
100 _aClarkson, E N K
245 _aInvertebrate palaeontology and evolution
250 _a4
260 _bBlackwell Publishing
_c1979
300 _a452p.
942 _cBK
999 _c6497
_d6496