In Greek mythology

Greek mythology

Greek mythology is the body of myths and legends belonging to the ancient Greeks, concerning their gods and heroes, the nature of the world, and the origins and significance of their own cult and ritual practices. They were a part of religion in ancient Greece...

, Cestrinus was the only son of Helenus

Helenus

Helenus was a Trojan soldier and prophet in the Trojan War.In Greek mythology, Helenus was the son of King Priam and Queen Hecuba of Troy, and the twin brother of the prophetess Cassandra. He was also called Scamandrios. According to legend, Cassandra, having been given the power of prophecy by...

 and Andromache

Andromache

In Greek mythology, Andromache was the wife of Hector and daughter of Eetion, and sister to Podes. She was born and raised in the city of Cilician Thebe, over which her father ruled...

. According to Pausanias

Pausanias (geographer)

Pausanias was a Greek traveler and geographer of the 2nd century AD, who lived in the times of Hadrian, Antoninus Pius and Marcus Aurelius. He is famous for his Description of Greece , a lengthy work that describes ancient Greece from firsthand observations, and is a crucial link between classical...

, Cestrinus was upset when Andromache's son Molossus

Molossus

Molossus may refer to:*Molossus , genus of bats*Molossus , extinct breed of dog*Molossus , type of metrical foot*Molossus , in Greek mythology, the son of Neoptolemus and Andromache and ancestor of the Molossians...

 succeeded Helenus to the throne of Epirus

Epirus

The name Epirus, from the Greek "Ήπειρος" meaning continent may refer to:-Geographical:* Epirus - a historical and geographical region of the southwestern Balkans, straddling modern Greece and Albania...

. Taking a group of Epirotian

Epirus

The name Epirus, from the Greek "Ήπειρος" meaning continent may refer to:-Geographical:* Epirus - a historical and geographical region of the southwestern Balkans, straddling modern Greece and Albania...

 volunteers, he claimed the region of Epirus north of the River Thyamis

River Thyamis

The Thyamis , also known as Glycis or Kalamas, is a river in the Epirus region of Greece. It flows into the Ionian Sea. The names of the Chameria region , as well as the former Cham minority, derive from the river's name...

 and it is because of him that the region was named Cestrine. According to another tradition, Cestrinus was king of Cimmerian Bosporus

Bosporan Kingdom

The Bosporan Kingdom or the Kingdom of the Cimmerian Bosporus was an ancient state, located in eastern Crimea and the Taman Peninsula on the shores of the Cimmerian Bosporus...

, being equated with King Genger.