†family Sillustaniidae Crochet and SigĂ© 1996 (metatherian)
Mammalia - Polydolopimorphia - Sillustaniidae
Parent taxon: Polydolopiformes according to L. Chornogubsky and F. J. Goin 2015
Sister taxa: none
Subtaxa: Sillustania
Type: Sillustania
Ecology: scansorial omnivore
Distribution: found only at Laguna Umayo, Chulpas level (Paleocene to Eocene of Peru)