On Unbelievable Stories
Heraclitus Paradoxographus
Heraclitus Paradoxographus. On Unbelievable Stories. Hawes, Greta, et al., translators. Washington, DC: Center for Hellenic Studies, 2021. (Digital publication).
Cerberos should be interpreted in the way I have interpreted the Hydra, i.e. that he had two pups who always walked beside their father, such that it seemed that he had three heads.