Stephanos of Byzantium - Ethnika
Kromna: a city in Paphlagonia, the present Amastris, as has been said. Some say it is a locality of Amastris. The ethnonym is 'Kromnites', also 'Kromnaios' and 'Kromnaieus'. There is also a city in the Peloponnese, used as masculine and feminine, and as singular and plural. It is named after Kromnos son of Lykaon.
Stephanos excerpt (left) is aligned with matched Herodian passages (right). Colors indicate corresponding overlap spans.