Deltatheroididae
Deltatheroididae (binomen a Kielan-Jaworowska et Nessov anno 1990 inventum) est familia mammalium marsupialium exstincta.

Systema taxinomicum Animalis 
 Imperium: Eukaryota 
 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
 Ordo: † Deltatheroida
 Familia: †Deltatheroididae (Kielan-Jaworowska, 1990)
 Genus: † Deltatheroides

Notae 
 McKenna, M. C. & Bell, S. K., (eds.) 1997: Classification of mammals – above the species level.
–Columbia University Press, New York, 1997, xii-631

Marsupialia exstincta