Full reference: J. Sudre. 1979. Nouveaux mammiferes eocenes du Sahara occidental. Palaeovertebrata 9(3):83-115
Parent taxon: Mammalia according to J. Sudre 1979
Sister taxa: Allotheria, Ameghinichnidae, Amphidontidae, Atlasodon, Bellua, Bondesiidae, Cimolomidae, Diplocynodontidae, Dipriodontidae, Ditremata, Docodonta, Eotheria, Erecta, Eutriconodonta, Ferugliotheriidae, Fruitafossor, Gobiconodontidae, Gobiotheriodon, Hakusanodon, Holotheria, Hypotheria, Hypsiprymnopsis, Ilerdoryctes, Jeholodentidae, Juchilestes, Kuehneotheriidae, Likhoeletherium, Lophiodolodus, Lufengoconodon, Malutitetrasauropodiscus, Microderson, Molapopentapodiscus, Monotremata, Morganucodonta, Natantia, Ovovivipara, Pleurodon, Polyprotodonta, Prensiculantia, Promammalia, Prototheria, Sarcobora, Schadipes, Simioidea, Sororyctidae, Subungulata, Thereuodontidae, Theriamorpha, Tikitherium, Tricuspes, Vincelestes, Volaticotheria, Wanotherium, Yinotheria
Subtaxa: Helioseus insolitus
Type: Helioseus insolitus
Ecology: scansorial insectivore