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