01302nam a2200313 i 450099100353472970753620021217151937.0961025s1985 uk a b 001 0 eng d019857181Xb11826502-39ule_instLE00302554ExLDip.to Biologiaeng592.038The Origins and relationships of lower invertebrates :proceedings of an international symposium held in London, September 1983 /edited by S. Conway Morris ... [et al.]Oxford :Clarendon Press,c1985xi, 397 p. :ill. ;24 cmThe Systematics Association special volume ;28Includes bibliographies and indexesInvertebratesClassificationCongressesInvertebratesEvolutionCongressesInvertebratesPhylogenyCongressesConway Morris, SimonSystematics Association.b1182650227-10-1018-12-02991003534729707536LE003 592 CON01.01 (1985)12003000003567le003-E0.00-l- 00000.i1207671518-12-02Origins and relationships of lower invertebrates898435UNISALENTOle00301-01-96ma -enguk 41