Ectoganus

Ectoganus ("outside brightness")^[12] is an extinct genus of taeniodonts from tribe Ectoganini within subfamily Stylinodontinae and family Stylinodontidae, that lived in North America from late Paleocene to early Eocene.^{[13][14][15][16]}

Ectoganus Temporal range: 57.8–50.5 Ma PreꞒ Ꞓ O S D C P T J K Pg N late Paleocene to early Eocene
head of Ectoganus gliriformis (Robert Bruce Horsfall, 1913)
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Order:	†Taeniodonta
Family:	†Stylinodontidae
Subfamily:	†Stylinodontinae
Tribe:	†Ectoganini Cope, 1876[1]
Genus:	†Ectoganus Cope, 1874[2]
Type species
†Ectoganus gliriformis Cope, 1874
Species
†E. bighornensis (Schoch, 1981)[3] †E. copei (Schoch, 1981) †E. gliriformis (Cope, 1874) †E. lobdelli (Simpson, 1929)[4]
Synonyms[5]
synonyms of genus: Calamodon (Cope, 1874) Conicodon (Cope, 1894)[6] Dryptodon (Marsh, 1876)[7] Lampadophorus (Patterson, 1949)[8] synonyms of species: E. bighornensis: Ectoganus copei bighornensis (Schoch, 1981) E. copei: Ectoganus copei copei (Schoch, 1981) E. gliriformis: Calamodon arcamaenus (Cope, 1874) Calamodon arcamnaeus (Wortman, 1897)[9] Calamodon arcamoenus (Cope, 1874) Calamodon novomehicanus (Cope, 1874) Calamodon simplex (Cope, 1874) Conicodon simplex (Cope, 1894) Dryptodon crassus (Marsh, 1876) Ectoganus gliriformis gliriformis (Schoch, 1981) Ectoganus novomehicanus (Cope, 1877)[10] Ectoganus simplex (Guthrie, 1967)[11] E. lobdelli: Ectoganus gliriformis lobdelli (Schoch, 1981) Lampadophorus expectatus (Patterson, 1949) Lampadophorus lobdelli (Patterson, 1949) Psittacotherium lobdelli (Simpson, 1929)

Phylogeny

Placentalia	Atlantogenata Boreoeutheria †Palaeoryctida †Ambilestes †Procerberidae †Alveugena †Taeniodonta †Schowalteria †Conoryctidae †Onychodectidae †Stylinodontoidea †Stylinodontidae †Wortmaniinae †Stylinodontinae †Psittacotheriini †Stylinodontini †Ectoganini †Ectoganus †Ectoganus bighornensis †Ectoganus copei †Ectoganus gliriformis †Ectoganus lobdelli