Alphabetical Listing of Families within this Taxa Group:

family     Ascampbelliellidae		T2002465
family     Codonellidae		T2002467
family     Codonellopsidae		T2002192
family     Cyttarocylididae		T2004008
family     Dictyocystidae		T2002468
family     Epiplocylididae		T2002194
family     Metacylididae		T2002466
family     Nolaclusiliidae		T2006662
family     Petalotrichidae		T2002472
family     Ptychocylididae		T2002471
family     Rhabdonellidae		T2002473
family     Tintinnidae		T2000025
family     Tintinnida incertae sedis		T2006661
family     Tintinnidiidae		T2002469
family     Undellidae incertae sedis		T2006470
family     Undellidae		T2002190
family     Xystonellidae		T2002188