Matching Pairs Group of invertebratesOnline version Classify these animals into their correct group. by Manuel Ventura 1 Cnidaria 2 Echinoderm 3 Myriapod (artropods) 4 Gastropod (mollusc) 5 Bivalve (mollusc) 6 Annelid 7 Porifera 8 Insects (artropods) 9 Cephalopod (mollusc) 10 Arachnid (artropods) 11 Crustacean (artropods)