Species of Demons, as Described by Alphonse de Spina (1467)

Fates, who alter destiny

Poltergeists, who cause mischief

Incubi and Succubi, who stimulate lust and perversion

Marching Hordes, who bring about war

Familiars, who assist witches

Nightmares, who disturb sleep through bad dreams

Demons formed from Human Semen

Disguised Demons

Demons who Assail the Saintly

Demons who Instigate Witchcraft