E. cornutus

E. cornutus may refer to:
 * Eleutherodactylus cornutus, a frog species
 * Eobasileus cornutus, an extinct mammal species
 * Epiphanis cornutus, a beetle species in the genus Epiphanis
 * Eriauchenius cornutus, a spider species in the genus eriauchenius
 * Eunymphicus cornutus, a parakeet species
 * Euonymus cornutus, a tree species in the genus Euonymus