Ergiscus
In Greek mythology, Ergiscus (Ancient Greek: Ἐργίσκος, romanized: Ergískos) is the son of Poseidon and the naiad nymph Aba. The city of Ergisce (Çatalca) was named after him.
In Greek mythology, Ergiscus (Ancient Greek: Ἐργίσκος, romanized: Ergískos) is the son of Poseidon and the naiad nymph Aba. The city of Ergisce (Çatalca) was named after him.

Notes
References
Suida, Suda Encyclopedia translated by David Whitehead. Online version at the Topos Text Project.