Thylamyini
Thylamini est tribus mammalium marsupialium exstincta.

Systema taxinomicum Animalis 
 Imperium: Eucaryota
 Regnum: Animalia
 Gradus: Metazoa
 Subgradus: Eumetazoa
 Subregnum: Bilateria
 Infraregnum: Eucoelomata
 Supraphylum: Deuterostomia
 Infraphylum: Chordonia
 Phylum: Chordata
 Subphylum: Vertebrata
 Infraphylum: Gnathostomata
 Supraclassis: Tetrapoda
 Infraclassis: Amniota
 Ramus: Mammaliaformes
 Classis: Mammalia
 Subclassis: Theriiformes
 Infraclassis: Holotheria
 Supralegio: Trechnotheria
 Legio: Cladotheria
 Sublegio: Zatheria
 Infralegio: Tribosphenida
 Supracohors: Theria
 Cohors: Marsupialia
 Magnaordo: Ameridelphia
 Ordo: Didelphimorphia 
 Subordo: Didelphoidea
 Familia: Didelphidae
 Subfamilia: Didelphinae
 Tribus: Thylamyini
 Genus: Chacodelphys
 Genus: Cryptonanus
 Genus: Gracilinanus
 Genus: Lestodelphys
 Genus: Marmosops
 Genus: Thylamys
 Genus: Thylatheridium

Notae 
 Gardner, Alfred (November 16, 2005). Wilson, D. E., and Reeder, D. M. (eds) Mammal Species of the World, 3rd edition, Johns Hopkins University Press, 3-18. ISBN 0-801-88221-4 

Didelphidae