Ectoconus

Ectoconus
Temporal range: early Paleocene
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Family: Periptychidae
Subfamily: Periptychinae
Genus: Ectoconus
Cope, 1884
Type species
Ectoconus ditrigonus
Species
  • E. cavigellii Eberle and Lillegraven, 1998
  • E. ditrigonus (Cope, 1882) (syn. E. majusculus Matthew, 1937),
  • E. symbolus Gazin, 1939

Ectoconus (Greek: "outside" (ektos), "cone" (konos)) is an extinct genus of terrestrial herbivorous mammal of the family Periptychidae, endemic to North America during the Early Paleocene subepochs (66—63.3 mya) existing for approximately 2.7 million years. its skull is about 16 cm in length.