Full reference: A. S. Romer. 1966. Vertebrate Paleontology, 3rd edition 1-468
Parent taxon: Eutheria according to J. J. Hooker 1986
See also Gunnell 1988, Kielan-Jaworowska et al. 1979, Novacek 1976 and Van Valen 1967
Sister taxa: Acreodi, Acristatherium, Ambilestes, Ambolestes, Arctocyonidae, Asioryctitheria, Bibymalagasia, Cimolesta, Didymoconida, Durlstodon, Durlstotherium, Endotherium, Eomaia, Gliriformes, Heptaconodon, Heptaconodon dubium, Holoclemensiidae, Horolodectidae, Hovurlestes, Hyaenodonta, Insectivora, Juramaia, Kennalestoidea, Leptictida, Mingotheriidae, Montanalestes, Mutica, Nanocuridae, Notopterna, Notoungulata, Oligoryctidae, Pahelia, Palaeorycteropus, Paranyctoides, Paraxonia, Placentalia, Prokennalestes, Prozalambdalestes, Quadripedes, Sahnitherium, Sazlestes, Scollardius, Sinodelphys, Taeniodonta, Therictoidea, Trogontia, Ungulata, Zalambdalestidae, Zhelestidae
Subtaxa: Endotherioidea Leptictoidea Mixotheridia Nosella Palaeoryctoidea
Ecology: scansorial insectivore