(Glironia_venusta,((Caluromysiops_irrupta,(Caluromys_lanatus,Caluromys_philander)),((Marmosa_murina,(Marmosa_lepida,(Tlacuatzin_canescens,((Chacodelphys_formosa,(Thylamys_macrurus,(Thylamys_pusillus,Thylamys_venustus,(Lestodelphys_halli,Thylamys_pallidior)))),(Cryptonanus_chacoensis,Cryptonanus_unduaviensis),(Gracilinanus_aceramarcae,Gracilinanus_agilis,Gracilinanus_emiliae,Gracilinanus_microtarsus))),(Marmosa_rubra,Micoureus_demerarae,Micoureus_paraguayanus,Micoureus_regina,(Marmosa_mexicana,Marmosa_robinsoni)))),((Metachirus_nudicaudatus,((Chironectes_minimus,(Lutreolina_crassicaudata,((Didelphis_marsupialis,(Didelphis_albiventris,Didelphis_virginiana)),(Philander_frenata,Philander_mcilhennyi,Philander_opossum)))),(Monodelphis_theresa,(Monodelphis_adusta,(Monodelphis_brevicaudata,Monodelphis_emiliae))))),((Marmosops_impavidus,(Marmosops_parvidens,Marmosops_pinheiroi)),(Marmosops_incanus,Marmosops_noctivagus))))));